Product Information

MXP7205VW

Product Image X-ON

Accelerometers Accelerometer, 2 Axis, Vertical Mount
Manufacturer: MEMSIC


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From 10.7314

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MXP7205VW
MEMSIC

1 : $ 16.5893
10 : $ 14.3314
25 : $ 13.44
50 : $ 12.8229
100 : $ 11.8629
250 : $ 11.5029
500 : $ 11.1257
1000 : $ 10.1314
2000 : $ 10.0286

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Manufacturer
MEMSIC
Product Category
Accelerometers
RoHS - XON
Y Icon ROHS
Sensing Axis
X, Y
Acceleration
5 G
Sensitivity
800 Lsb/G
Output Type
Digital Spi
Resolution
14 Bit
Supply Voltage - Max
5.25 V
Supply Voltage - Min
4.5 V
Package / Case
LCC-8
Maximum Operating Temperature
+105 C
Minimum Operating Temperature
- 40 C
Packaging
Cut Tape
Brand
Memsic
Interface Type
Spi
Mounting Style
Smd/Smt
Sensor Type
2-Axis
Operating Supply Current
3.5 mA
Product Type
Accelerometers
Qualification
Aec-Q100
Factory Pack Quantity :
1000
Subcategory
Sensors
Cnhts
9031809090
Hts Code
8542390001
Mxhts
85423901
Taric
8542399000
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Low Cost ?5 g Dual-Axis Accelerometer with SPI Interface Automotive Grade MXP7205VW VDA FEATURES TEMP Dual axis accelerometer fabricated on a single CMOS IC Monolithic design with mixed mode signal processing Control Reference Internal Temperature FM Register Oscillator Voltage Sensor Zero-g temperature stability better than ?30mg from ?40C to Vref CLK 105C TEMP CLK Sensitivity temperature compensation better that ?3% from Coarse Fine Gain Heater -40C to 105C Gain Adj. Adj. Control ? 5g dynamic range, 800LSB/g sensitivity Low Pass Temp X axis A/D 29Hz bandwidth Comp. Filter On Demand Self Test CLK CLK TEMP CLK CLK SSB SPI >50,000 g shock survival rating SCK Coarse Fine Gain VDD Interface MOSI Gain Adj. Adj. 4.50V to 5.25V single supply operation MISO Small surface mount package, 5.5mm x 5.5mm x 2.7mm Temp Low Pass Y axis A/D Comp. Filter XZ or XY mounting Acceleration CLK CLK CLK CLK TEMP RoHS compliant Sensor GND AUTOMOTIVE APPLICATIONS ? Vehicle Stability Control MXP7205VW FUNCTIONAL BLOCK DIAGRAM ? Roll Over Detection ? Electronic Parking Break ? Hill Start Assist ? Headlight Leveling and Steering GENERAL DESCRIPTION The MXP7205VW is a low cost, dual axis accelerometer MEMSIC?s accelerometer technology allows for designs built on a standard, submicron CMOS process. It measures from ?1 g to ?70 g with custom versions available above acceleration with a full-scale range of ?5g and a sensitivity ?70 g. It can measure both dynamic acceleration (e.g., of 800LSB/g with 14bits operation mode and 50LSB/g with vibration) and static acceleration (e.g., gravity). 10bits operation mode. The design is based on heat convection and requires no The MXP7205VW provides an SPI interface. solid proof mass. This eliminates stiction, particle, and inherent resonant frequency problems associated with The typical noise floor is 0.6mg / Hz , allowing signals competitive devices and provides shock survivability to below 1mg to be resolved at 1Hz bandwidth. The inherent greater that 50,000g, leading to significantly lower failure 3dB roll off of the device is 29Hz providing immunity to rates and lower loss due to handling during assembly and at and attenuation of higher frequency vibrations present in customer field application. automotive applications. Due to the standard CMOS structure of the MXP7205VW, The MXP7205VW is packaged in a hermetically sealed additional circuitry can easily be incorporated into custom LCC surface mount package (5.5 mm x 5.5 mm x 2.7 mm versions for high volume applications. Contact MEMSIC?s height), and the package can be used for either XY and XZ local office for more information. sensing, its operation temperature is -40?C to +105?C. Information furnished by MEMSIC is believed to be accurate and reliable. ?MEMSIC, Inc. However, no responsibility is assumed by MEMSIC for its use, nor for any One Technology Drive, Suite 325, Andover, MA01810, USA infringements of patents or other rights of third parties, which may result from Tel: +1 978 738 0900 Fax: +1 978 738 0196 its use. No license is granted by implication or otherwise under any patent or www.MEMSIC.com patent rights of MEMSIC. MEMSIC MXP7205VW Rev.C Page 1 of 11 8/2/2011 Low Cost ?5 g Dual-Axis Accelerometer with SPI Interface Automotive Grade MXP7205VW VDA FEATURES TEMP Dual axis accelerometer fabricated on a single CMOS IC Monolithic design with mixed mode signal processing Control Reference Internal Temperature FM Register Oscillator Voltage Sensor Zero-g temperature stability better than ?30mg from ?40C to Vref CLK 105C TEMP CLK Sensitivity temperature compensation better that ?3% from Coarse Fine Gain Heater -40C to 105C Gain Adj. Adj. Control ? 5g dynamic range, 800LSB/g sensitivity Low Pass Temp X axis A/D 29Hz bandwidth Comp. Filter On Demand Self Test CLK CLK TEMP CLK CLK SSB SPI >50,000 g shock survival rating SCK Coarse Fine Gain VDD Interface MOSI Gain Adj. Adj. 4.50V to 5.25V single supply operation MISO Small surface mount package, 5.5mm x 5.5mm x 2.7mm Temp Low Pass Y axis A/D Comp. Filter XZ or XY mounting Acceleration CLK CLK CLK CLK TEMP RoHS compliant Sensor GND AUTOMOTIVE APPLICATIONS ? Vehicle Stability Control MXP7205VW FUNCTIONAL BLOCK DIAGRAM ? Roll Over Detection ? Electronic Parking Break ? Hill Start Assist ? Headlight Leveling and Steering GENERAL DESCRIPTION The MXP7205VW is a low cost, dual axis accelerometer MEMSIC?s accelerometer technology allows for designs built on a standard, submicron CMOS process. It measures from ?1 g to ?70 g with custom versions available above acceleration with a full-scale range of ?5g and a sensitivity ?70 g. It can measure both dynamic acceleration (e.g., of 800LSB/g with 14bits operation mode and 50LSB/g with vibration) and static acceleration (e.g., gravity). 10bits operation mode. The design is based on heat convection and requires no The MXP7205VW provides an SPI interface. solid proof mass. This eliminates stiction, particle, and inherent resonant frequency problems associated with The typical noise floor is 0.6mg / Hz , allowing signals competitive devices and provides shock survivability to below 1mg to be resolved at 1Hz bandwidth. The inherent greater that 50,000g, leading to significantly lower failure 3dB roll off of the device is 29Hz providing immunity to rates and lower loss due to handling during assembly and at and attenuation of higher frequency vibrations present in customer field application. automotive applications. Due to the standard CMOS structure of the MXP7205VW, The MXP7205VW is packaged in a hermetically sealed additional circuitry can easily be incorporated into custom LCC surface mount package (5.5 mm x 5.5 mm x 2.7 mm versions for high volume applications. Contact MEMSIC?s height), and the package can be used for either XY and XZ local office for more information. sensing, its operation temperature is -40?C to +105?C. Information furnished by MEMSIC is believed to be accurate and reliable. ?MEMSIC, Inc. However, no responsibility is assumed by MEMSIC for its use, nor for any One Technology Drive, Suite 325, Andover, MA01810, USA infringements of patents or other rights of third parties, which may result from Tel: +1 978 738 0900 Fax: +1 978 738 0196 its use. No license is granted by implication or otherwise under any patent or www.MEMSIC.com patent rights of MEMSIC. MEMSIC MXP7205VW Rev.C Page 1 of 11 8/2/2011 MXP7205VW SPECIFICATIONS (Measurements @ 25?C, 14bits operation mode, Acceleration = 0 g unless otherwise noted; V = V =5.0V unless otherwise specified) DD DA PARAMETER Conditions MIN TYP MAX UNITS Full scale ranges -5 5 g Nominal Sensitivity 14bits operation mode 800 LSB/g 10bits operation mode 50 LSB/g -3 0 +3 % Initial @ 25?C Sensitivity drift -3 +3 % Initial -40?C to +105?C Sensitivity drift Include Aging -4 0 +4 % -40?C to +105?C Cross Axis Sensitivity 2.0 % Non-Linearity (best straight line) FSR=10g 1.0 %FSR Zero g Output Offset 2's complement output 0 LSB Initial @ 25?C -60 0 +60 mg Zero g Output Temperature Drift -30 +30 mg Initial -40?C to +105?C 1.0 mg/?C Zero g Output Temperature Drift Include Aging -60 0 +60 mg -40?C to +105?C Total Offset Drift Due to -40?C to +105?C with 80 mg 1 Temperature 2.5?C/min Temp Ramp (max-min) 40 mg -20?C to +80?C with 2.5?C/min Temp Ramp (max-min) 50 mg 0?C to +60?C with 2.5?C/min Temp Ramp (max-min) Selftest Signal X-axis +2.5 g Y/Z-axis -2.5 g Selftest Signal Tolerance 25?C -5 +5 % Selftest Signal Drift (0g input) -5 +5 % -40?C to +105?C -8 +8 % -40?C to +105?C, include aging Selftest Signal Rise/Fall Time 20 mS Frequency Response 26 29 32 Hz Phase Delay 0 to 1KHz 10 12 mS Recover Time From Overload Input 10g, 1mS shock 2 mS 10000g, 0.5mS half sine 10 mS shock Input Referred Noise Density 0.5 1.5 mg/sqrtHz -40?C to +105?C, within 29Hz 3.5 5.5 mg RMS RMS Output Noise No external filtering, 25?C No external filtering 11 mg RMS -40?C to +105?C 2 Power up time 200 300 mS Operation Power Supply Range 4.5 5.0 5.25 V Power consumption @5V 3.5 4.5 mA Operation Temperature Range -40 105 ?C 1 Note: : Requirements can be met by characterization of 3lots x 30 parts per lot, not 100% test in production. 2 : Output settled to within +/-17mg of the final value. MEMSIC MXP7205VW Rev.C Page 2 of 12 8/2/2011 Low Cost ?5 g Dual-Axis Accelerometer with SPI Interface Automotive Grade MXP7205VW VDA FEATURES TEMP Dual axis accelerometer fabricated on a single CMOS IC Monolithic design with mixed mode signal processing Control Reference Internal Temperature FM Register Oscillator Voltage Sensor Zero-g temperature stability better than ?30mg from ?40C to Vref CLK 105C TEMP CLK Sensitivity temperature compensation better that ?3% from Coarse Fine Gain Heater -40C to 105C Gain Adj. Adj. Control ? 5g dynamic range, 800LSB/g sensitivity Low Pass Temp X axis A/D 29Hz bandwidth Comp. Filter On Demand Self Test CLK CLK TEMP CLK CLK SSB SPI >50,000 g shock survival rating SCK Coarse Fine Gain VDD Interface MOSI Gain Adj. Adj. 4.50V to 5.25V single supply operation MISO Small surface mount package, 5.5mm x 5.5mm x 2.7mm Temp Low Pass Y axis A/D Comp. Filter XZ or XY mounting Acceleration CLK CLK CLK CLK TEMP RoHS compliant Sensor GND AUTOMOTIVE APPLICATIONS ? Vehicle Stability Control MXP7205VW FUNCTIONAL BLOCK DIAGRAM ? Roll Over Detection ? Electronic Parking Break ? Hill Start Assist ? Headlight Leveling and Steering GENERAL DESCRIPTION The MXP7205VW is a low cost, dual axis accelerometer MEMSIC?s accelerometer technology allows for designs built on a standard, submicron CMOS process. It measures from ?1 g to ?70 g with custom versions available above acceleration with a full-scale range of ?5g and a sensitivity ?70 g. It can measure both dynamic acceleration (e.g., of 800LSB/g with 14bits operation mode and 50LSB/g with vibration) and static acceleration (e.g., gravity). 10bits operation mode. The design is based on heat convection and requires no The MXP7205VW provides an SPI interface. solid proof mass. This eliminates stiction, particle, and inherent resonant frequency problems associated with The typical noise floor is 0.6mg / Hz , allowing signals competitive devices and provides shock survivability to below 1mg to be resolved at 1Hz bandwidth. The inherent greater that 50,000g, leading to significantly lower failure 3dB roll off of the device is 29Hz providing immunity to rates and lower loss due to handling during assembly and at and attenuation of higher frequency vibrations present in customer field application. automotive applications. Due to the standard CMOS structure of the MXP7205VW, The MXP7205VW is packaged in a hermetically sealed additional circuitry can easily be incorporated into custom LCC surface mount package (5.5 mm x 5.5 mm x 2.7 mm versions for high volume applications. Contact MEMSIC?s height), and the package can be used for either XY and XZ local office for more information. sensing, its operation temperature is -40?C to +105?C. Information furnished by MEMSIC is believed to be accurate and reliable. ?MEMSIC, Inc. However, no responsibility is assumed by MEMSIC for its use, nor for any One Technology Drive, Suite 325, Andover, MA01810, USA infringements of patents or other rights of third parties, which may result from Tel: +1 978 738 0900 Fax: +1 978 738 0196 its use. No license is granted by implication or otherwise under any patent or www.MEMSIC.com patent rights of MEMSIC. MEMSIC MXP7205VW Rev.C Page 1 of 11 8/2/2011 Low Cost ?5 g Dual-Axis Accelerometer with SPI Interface Automotive Grade MXP7205VW VDA FEATURES TEMP Dual axis accelerometer fabricated on a single CMOS IC Monolithic design with mixed mode signal processing Control Reference Internal Temperature FM Register Oscillator Voltage Sensor Zero-g temperature stability better than ?30mg from ?40C to Vref CLK 105C TEMP CLK Sensitivity temperature compensation better that ?3% from Coarse Fine Gain Heater -40C to 105C Gain Adj. Adj. Control ? 5g dynamic range, 800LSB/g sensitivity Low Pass Temp X axis A/D 29Hz bandwidth Comp. Filter On Demand Self Test CLK CLK TEMP CLK CLK SSB SPI >50,000 g shock survival rating SCK Coarse Fine Gain VDD Interface MOSI Gain Adj. Adj. 4.50V to 5.25V single supply operation MISO Small surface mount package, 5.5mm x 5.5mm x 2.7mm Temp Low Pass Y axis A/D Comp. Filter XZ or XY mounting Acceleration CLK CLK CLK CLK TEMP RoHS compliant Sensor GND AUTOMOTIVE APPLICATIONS ? Vehicle Stability Control MXP7205VW FUNCTIONAL BLOCK DIAGRAM ? Roll Over Detection ? Electronic Parking Break ? Hill Start Assist ? Headlight Leveling and Steering GENERAL DESCRIPTION The MXP7205VW is a low cost, dual axis accelerometer MEMSIC?s accelerometer technology allows for designs built on a standard, submicron CMOS process. It measures from ?1 g to ?70 g with custom versions available above acceleration with a full-scale range of ?5g and a sensitivity ?70 g. It can measure both dynamic acceleration (e.g., of 800LSB/g with 14bits operation mode and 50LSB/g with vibration) and static acceleration (e.g., gravity). 10bits operation mode. The design is based on heat convection and requires no The MXP7205VW provides an SPI interface. solid proof mass. This eliminates stiction, particle, and inherent resonant frequency problems associated with The typical noise floor is 0.6mg / Hz , allowing signals competitive devices and provides shock survivability to below 1mg to be resolved at 1Hz bandwidth. The inherent greater that 50,000g, leading to significantly lower failure 3dB roll off of the device is 29Hz providing immunity to rates and lower loss due to handling during assembly and at and attenuation of higher frequency vibrations present in customer field application. automotive applications. Due to the standard CMOS structure of the MXP7205VW, The MXP7205VW is packaged in a hermetically sealed additional circuitry can easily be incorporated into custom LCC surface mount package (5.5 mm x 5.5 mm x 2.7 mm versions for high volume applications. Contact MEMSIC?s height), and the package can be used for either XY and XZ local office for more information. sensing, its operation temperature is -40?C to +105?C. Information furnished by MEMSIC is believed to be accurate and reliable. ?MEMSIC, Inc. However, no responsibility is assumed by MEMSIC for its use, nor for any One Technology Drive, Suite 325, Andover, MA01810, USA infringements of patents or other rights of third parties, which may result from Tel: +1 978 738 0900 Fax: +1 978 738 0196 its use. No license is granted by implication or otherwise under any patent or www.MEMSIC.com patent rights of MEMSIC. MEMSIC MXP7205VW Rev.C Page 1 of 11 8/2/2011 MXP7205VW SPECIFICATIONS (Measurements @ 25?C, 14bits operation mode, Acceleration = 0 g unless otherwise noted; V = V =5.0V unless otherwise specified) DD DA PARAMETER Conditions MIN TYP MAX UNITS Full scale ranges -5 5 g Nominal Sensitivity 14bits operation mode 800 LSB/g 10bits operation mode 50 LSB/g -3 0 +3 % Initial @ 25?C Sensitivity drift -3 +3 % Initial -40?C to +105?C Sensitivity drift Include Aging -4 0 +4 % -40?C to +105?C Cross Axis Sensitivity 2.0 % Non-Linearity (best straight line) FSR=10g 1.0 %FSR Zero g Output Offset 2's complement output 0 LSB Initial @ 25?C -60 0 +60 mg Zero g Output Temperature Drift -30 +30 mg Initial -40?C to +105?C 1.0 mg/?C Zero g Output Temperature Drift Include Aging -60 0 +60 mg -40?C to +105?C Total Offset Drift Due to -40?C to +105?C with 80 mg 1 Temperature 2.5?C/min Temp Ramp (max-min) 40 mg -20?C to +80?C with 2.5?C/min Temp Ramp (max-min) 50 mg 0?C to +60?C with 2.5?C/min Temp Ramp (max-min) Selftest Signal X-axis +2.5 g Y/Z-axis -2.5 g Selftest Signal Tolerance 25?C -5 +5 % Selftest Signal Drift (0g input) -5 +5 % -40?C to +105?C -8 +8 % -40?C to +105?C, include aging Selftest Signal Rise/Fall Time 20 mS Frequency Response 26 29 32 Hz Phase Delay 0 to 1KHz 10 12 mS Recover Time From Overload Input 10g, 1mS shock 2 mS 10000g, 0.5mS half sine 10 mS shock Input Referred Noise Density 0.5 1.5 mg/sqrtHz -40?C to +105?C, within 29Hz 3.5 5.5 mg RMS RMS Output Noise No external filtering, 25?C No external filtering 11 mg RMS -40?C to +105?C 2 Power up time 200 300 mS Operation Power Supply Range 4.5 5.0 5.25 V Power consumption @5V 3.5 4.5 mA Operation Temperature Range -40 105 ?C 1 Note: : Requirements can be met by characterization of 3lots x 30 parts per lot, not 100% test in production. 2 : Output settled to within +/-17mg of the final value. MEMSIC MXP7205VW Rev.C Page 2 of 12 8/2/2011 DIGITAL INTERFACE SYMBOL PARAMETER CONDITIONSMIN MAX UNITS VIH High Level Input Voltage 0.7 x VDD V VIL Low Level Input Voltage 0.3 x VDD V Vhys Hysteresis (SCK, SSB, DI/MOSI) 0.1 0.4 V VOH High Level Output (MISO) Iout = 0.2mA VDD-0.4 V VOL Low Level Output (MISO) Iout = ?0.5mA 0.4 V Rin1 Pull-down resistance 100 200 k? (SCK, DI/MOSI) Rin2 Pull-down resistance (FM) 30 50 k? IPU Pull-up Current (SSB) VDD=4.5-5.5V 10 50 ?A (SPI mode) CL Load Capacitance (MISO) 80 pF SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS SPI Operating Frequency 8.08 MHz Data Register Update Rate 800 KHz SPI Communication Startup Time 1 ms td1 SCK High Time .5 x td3 - 13 ns td2 SCK Low Time .5 x td3 - 13 ns td3 SCK Period 123.7 ns tr, tf SCK Rise/Fall Time 0.1xVDD - 13 ns 0.9xVDD td4 Data Input (MOSI) Setup Time 37 ns td5 Data Input (MOSI) Hold Time 49 ns td6 Data Out (MISO) Access Time 43 ns td7 Data Out(MISO) Valid After SCK 30 ns td8 Data Output (MISO) Lag Time 0 ns td9 Data Output (MISO) Disable Time 750 ns td10 Enable (SSB) Lead Time .5 x td3 ns td11 Enable (SSB) Lag Time .5 x td3 ns td12 Sequential Transfer Delay 1.5 x td3 ns SPI Timing MEMSIC MXP7205VW Rev.C Page 3 of 12 8/2/2011 Low Cost ?5 g Dual-Axis Accelerometer with SPI Interface Automotive Grade MXP7205VW VDA FEATURES TEMP Dual axis accelerometer fabricated on a single CMOS IC Monolithic design with mixed mode signal processing Control Reference Internal Temperature FM Register Oscillator Voltage Sensor Zero-g temperature stability better than ?30mg from ?40C to Vref CLK 105C TEMP CLK Sensitivity temperature compensation better that ?3% from Coarse Fine Gain Heater -40C to 105C Gain Adj. Adj. Control ? 5g dynamic range, 800LSB/g sensitivity Low Pass Temp X axis A/D 29Hz bandwidth Comp. Filter On Demand Self Test CLK CLK TEMP CLK CLK SSB SPI >50,000 g shock survival rating SCK Coarse Fine Gain VDD Interface MOSI Gain Adj. Adj. 4.50V to 5.25V single supply operation MISO Small surface mount package, 5.5mm x 5.5mm x 2.7mm Temp Low Pass Y axis A/D Comp. Filter XZ or XY mounting Acceleration CLK CLK CLK CLK TEMP RoHS compliant Sensor GND AUTOMOTIVE APPLICATIONS ? Vehicle Stability Control MXP7205VW FUNCTIONAL BLOCK DIAGRAM ? Roll Over Detection ? Electronic Parking Break ? Hill Start Assist ? Headlight Leveling and Steering GENERAL DESCRIPTION The MXP7205VW is a low cost, dual axis accelerometer MEMSIC?s accelerometer technology allows for designs built on a standard, submicron CMOS process. It measures from ?1 g to ?70 g with custom versions available above acceleration with a full-scale range of ?5g and a sensitivity ?70 g. It can measure both dynamic acceleration (e.g., of 800LSB/g with 14bits operation mode and 50LSB/g with vibration) and static acceleration (e.g., gravity). 10bits operation mode. The design is based on heat convection and requires no The MXP7205VW provides an SPI interface. solid proof mass. This eliminates stiction, particle, and inherent resonant frequency problems associated with The typical noise floor is 0.6mg / Hz , allowing signals competitive devices and provides shock survivability to below 1mg to be resolved at 1Hz bandwidth. The inherent greater that 50,000g, leading to significantly lower failure 3dB roll off of the device is 29Hz providing immunity to rates and lower loss due to handling during assembly and at and attenuation of higher frequency vibrations present in customer field application. automotive applications. Due to the standard CMOS structure of the MXP7205VW, The MXP7205VW is packaged in a hermetically sealed additional circuitry can easily be incorporated into custom LCC surface mount package (5.5 mm x 5.5 mm x 2.7 mm versions for high volume applications. Contact MEMSIC?s height), and the package can be used for either XY and XZ local office for more information. sensing, its operation temperature is -40?C to +105?C. Information furnished by MEMSIC is believed to be accurate and reliable. ?MEMSIC, Inc. However, no responsibility is assumed by MEMSIC for its use, nor for any One Technology Drive, Suite 325, Andover, MA01810, USA infringements of patents or other rights of third parties, which may result from Tel: +1 978 738 0900 Fax: +1 978 738 0196 its use. No license is granted by implication or otherwise under any patent or www.MEMSIC.com patent rights of MEMSIC. MEMSIC MXP7205VW Rev.C Page 1 of 11 8/2/2011 Low Cost ?5 g Dual-Axis Accelerometer with SPI Interface Automotive Grade MXP7205VW VDA FEATURES TEMP Dual axis accelerometer fabricated on a single CMOS IC Monolithic design with mixed mode signal processing Control Reference Internal Temperature FM Register Oscillator Voltage Sensor Zero-g temperature stability better than ?30mg from ?40C to Vref CLK 105C TEMP CLK Sensitivity temperature compensation better that ?3% from Coarse Fine Gain Heater -40C to 105C Gain Adj. Adj. Control ? 5g dynamic range, 800LSB/g sensitivity Low Pass Temp X axis A/D 29Hz bandwidth Comp. Filter On Demand Self Test CLK CLK TEMP CLK CLK SSB SPI >50,000 g shock survival rating SCK Coarse Fine Gain VDD Interface MOSI Gain Adj. Adj. 4.50V to 5.25V single supply operation MISO Small surface mount package, 5.5mm x 5.5mm x 2.7mm Temp Low Pass Y axis A/D Comp. Filter XZ or XY mounting Acceleration CLK CLK CLK CLK TEMP RoHS compliant Sensor GND AUTOMOTIVE APPLICATIONS ? Vehicle Stability Control MXP7205VW FUNCTIONAL BLOCK DIAGRAM ? Roll Over Detection ? Electronic Parking Break ? Hill Start Assist ? Headlight Leveling and Steering GENERAL DESCRIPTION The MXP7205VW is a low cost, dual axis accelerometer MEMSIC?s accelerometer technology allows for designs built on a standard, submicron CMOS process. It measures from ?1 g to ?70 g with custom versions available above acceleration with a full-scale range of ?5g and a sensitivity ?70 g. It can measure both dynamic acceleration (e.g., of 800LSB/g with 14bits operation mode and 50LSB/g with vibration) and static acceleration (e.g., gravity). 10bits operation mode. The design is based on heat convection and requires no The MXP7205VW provides an SPI interface. solid proof mass. This eliminates stiction, particle, and inherent resonant frequency problems associated with The typical noise floor is 0.6mg / Hz , allowing signals competitive devices and provides shock survivability to below 1mg to be resolved at 1Hz bandwidth. The inherent greater that 50,000g, leading to significantly lower failure 3dB roll off of the device is 29Hz providing immunity to rates and lower loss due to handling during assembly and at and attenuation of higher frequency vibrations present in customer field application. automotive applications. Due to the standard CMOS structure of the MXP7205VW, The MXP7205VW is packaged in a hermetically sealed additional circuitry can easily be incorporated into custom LCC surface mount package (5.5 mm x 5.5 mm x 2.7 mm versions for high volume applications. Contact MEMSIC?s height), and the package can be used for either XY and XZ local office for more information. sensing, its operation temperature is -40?C to +105?C. Information furnished by MEMSIC is believed to be accurate and reliable. ?MEMSIC, Inc. However, no responsibility is assumed by MEMSIC for its use, nor for any One Technology Drive, Suite 325, Andover, MA01810, USA infringements of patents or other rights of third parties, which may result from Tel: +1 978 738 0900 Fax: +1 978 738 0196 its use. No license is granted by implication or otherwise under any patent or www.MEMSIC.com patent rights of MEMSIC. MEMSIC MXP7205VW Rev.C Page 1 of 11 8/2/2011 MXP7205VW SPECIFICATIONS (Measurements @ 25?C, 14bits operation mode, Acceleration = 0 g unless otherwise noted; V = V =5.0V unless otherwise specified) DD DA PARAMETER Conditions MIN TYP MAX UNITS Full scale ranges -5 5 g Nominal Sensitivity 14bits operation mode 800 LSB/g 10bits operation mode 50 LSB/g -3 0 +3 % Initial @ 25?C Sensitivity drift -3 +3 % Initial -40?C to +105?C Sensitivity drift Include Aging -4 0 +4 % -40?C to +105?C Cross Axis Sensitivity 2.0 % Non-Linearity (best straight line) FSR=10g 1.0 %FSR Zero g Output Offset 2's complement output 0 LSB Initial @ 25?C -60 0 +60 mg Zero g Output Temperature Drift -30 +30 mg Initial -40?C to +105?C 1.0 mg/?C Zero g Output Temperature Drift Include Aging -60 0 +60 mg -40?C to +105?C Total Offset Drift Due to -40?C to +105?C with 80 mg 1 Temperature 2.5?C/min Temp Ramp (max-min) 40 mg -20?C to +80?C with 2.5?C/min Temp Ramp (max-min) 50 mg 0?C to +60?C with 2.5?C/min Temp Ramp (max-min) Selftest Signal X-axis +2.5 g Y/Z-axis -2.5 g Selftest Signal Tolerance 25?C -5 +5 % Selftest Signal Drift (0g input) -5 +5 % -40?C to +105?C -8 +8 % -40?C to +105?C, include aging Selftest Signal Rise/Fall Time 20 mS Frequency Response 26 29 32 Hz Phase Delay 0 to 1KHz 10 12 mS Recover Time From Overload Input 10g, 1mS shock 2 mS 10000g, 0.5mS half sine 10 mS shock Input Referred Noise Density 0.5 1.5 mg/sqrtHz -40?C to +105?C, within 29Hz 3.5 5.5 mg RMS RMS Output Noise No external filtering, 25?C No external filtering 11 mg RMS -40?C to +105?C 2 Power up time 200 300 mS Operation Power Supply Range 4.5 5.0 5.25 V Power consumption @5V 3.5 4.5 mA Operation Temperature Range -40 105 ?C 1 Note: : Requirements can be met by characterization of 3lots x 30 parts per lot, not 100% test in production. 2 : Output settled to within +/-17mg of the final value. MEMSIC MXP7205VW Rev.C Page 2 of 12 8/2/2011 Low Cost ?5 g Dual-Axis Accelerometer with SPI Interface Automotive Grade MXP7205VW VDA FEATURES TEMP Dual axis accelerometer fabricated on a single CMOS IC Monolithic design with mixed mode signal processing Control Reference Internal Temperature FM Register Oscillator Voltage Sensor Zero-g temperature stability better than ?30mg from ?40C to Vref CLK 105C TEMP CLK Sensitivity temperature compensation better that ?3% from Coarse Fine Gain Heater -40C to 105C Gain Adj. Adj. Control ? 5g dynamic range, 800LSB/g sensitivity Low Pass Temp X axis A/D 29Hz bandwidth Comp. Filter On Demand Self Test CLK CLK TEMP CLK CLK SSB SPI >50,000 g shock survival rating SCK Coarse Fine Gain VDD Interface MOSI Gain Adj. Adj. 4.50V to 5.25V single supply operation MISO Small surface mount package, 5.5mm x 5.5mm x 2.7mm Temp Low Pass Y axis A/D Comp. Filter XZ or XY mounting Acceleration CLK CLK CLK CLK TEMP RoHS compliant Sensor GND AUTOMOTIVE APPLICATIONS ? Vehicle Stability Control MXP7205VW FUNCTIONAL BLOCK DIAGRAM ? Roll Over Detection ? Electronic Parking Break ? Hill Start Assist ? Headlight Leveling and Steering GENERAL DESCRIPTION The MXP7205VW is a low cost, dual axis accelerometer MEMSIC?s accelerometer technology allows for designs built on a standard, submicron CMOS process. It measures from ?1 g to ?70 g with custom versions available above acceleration with a full-scale range of ?5g and a sensitivity ?70 g. It can measure both dynamic acceleration (e.g., of 800LSB/g with 14bits operation mode and 50LSB/g with vibration) and static acceleration (e.g., gravity). 10bits operation mode. The design is based on heat convection and requires no The MXP7205VW provides an SPI interface. solid proof mass. This eliminates stiction, particle, and inherent resonant frequency problems associated with The typical noise floor is 0.6mg / Hz , allowing signals competitive devices and provides shock survivability to below 1mg to be resolved at 1Hz bandwidth. The inherent greater that 50,000g, leading to significantly lower failure 3dB roll off of the device is 29Hz providing immunity to rates and lower loss due to handling during assembly and at and attenuation of higher frequency vibrations present in customer field application. automotive applications. Due to the standard CMOS structure of the MXP7205VW, The MXP7205VW is packaged in a hermetically sealed additional circuitry can easily be incorporated into custom LCC surface mount package (5.5 mm x 5.5 mm x 2.7 mm versions for high volume applications. Contact MEMSIC?s height), and the package can be used for either XY and XZ local office for more information. sensing, its operation temperature is -40?C to +105?C. Information furnished by MEMSIC is believed to be accurate and reliable. ?MEMSIC, Inc. However, no responsibility is assumed by MEMSIC for its use, nor for any One Technology Drive, Suite 325, Andover, MA01810, USA infringements of patents or other rights of third parties, which may result from Tel: +1 978 738 0900 Fax: +1 978 738 0196 its use. No license is granted by implication or otherwise under any patent or www.MEMSIC.com patent rights of MEMSIC. MEMSIC MXP7205VW Rev.C Page 1 of 11 8/2/2011 Low Cost ?5 g Dual-Axis Accelerometer with SPI Interface Automotive Grade MXP7205VW VDA FEATURES TEMP Dual axis accelerometer fabricated on a single CMOS IC Monolithic design with mixed mode signal processing Control Reference Internal Temperature FM Register Oscillator Voltage Sensor Zero-g temperature stability better than ?30mg from ?40C to Vref CLK 105C TEMP CLK Sensitivity temperature compensation better that ?3% from Coarse Fine Gain Heater -40C to 105C Gain Adj. Adj. Control ? 5g dynamic range, 800LSB/g sensitivity Low Pass Temp X axis A/D 29Hz bandwidth Comp. Filter On Demand Self Test CLK CLK TEMP CLK CLK SSB SPI >50,000 g shock survival rating SCK Coarse Fine Gain VDD Interface MOSI Gain Adj. Adj. 4.50V to 5.25V single supply operation MISO Small surface mount package, 5.5mm x 5.5mm x 2.7mm Temp Low Pass Y axis A/D Comp. Filter XZ or XY mounting Acceleration CLK CLK CLK CLK TEMP RoHS compliant Sensor GND AUTOMOTIVE APPLICATIONS ? Vehicle Stability Control MXP7205VW FUNCTIONAL BLOCK DIAGRAM ? Roll Over Detection ? Electronic Parking Break ? Hill Start Assist ? Headlight Leveling and Steering GENERAL DESCRIPTION The MXP7205VW is a low cost, dual axis accelerometer MEMSIC?s accelerometer technology allows for designs built on a standard, submicron CMOS process. It measures from ?1 g to ?70 g with custom versions available above acceleration with a full-scale range of ?5g and a sensitivity ?70 g. It can measure both dynamic acceleration (e.g., of 800LSB/g with 14bits operation mode and 50LSB/g with vibration) and static acceleration (e.g., gravity). 10bits operation mode. The design is based on heat convection and requires no The MXP7205VW provides an SPI interface. solid proof mass. This eliminates stiction, particle, and inherent resonant frequency problems associated with The typical noise floor is 0.6mg / Hz , allowing signals competitive devices and provides shock survivability to below 1mg to be resolved at 1Hz bandwidth. The inherent greater that 50,000g, leading to significantly lower failure 3dB roll off of the device is 29Hz providing immunity to rates and lower loss due to handling during assembly and at and attenuation of higher frequency vibrations present in customer field application. automotive applications. Due to the standard CMOS structure of the MXP7205VW, The MXP7205VW is packaged in a hermetically sealed additional circuitry can easily be incorporated into custom LCC surface mount package (5.5 mm x 5.5 mm x 2.7 mm versions for high volume applications. Contact MEMSIC?s height), and the package can be used for either XY and XZ local office for more information. sensing, its operation temperature is -40?C to +105?C. Information furnished by MEMSIC is believed to be accurate and reliable. ?MEMSIC, Inc. However, no responsibility is assumed by MEMSIC for its use, nor for any One Technology Drive, Suite 325, Andover, MA01810, USA infringements of patents or other rights of third parties, which may result from Tel: +1 978 738 0900 Fax: +1 978 738 0196 its use. No license is granted by implication or otherwise under any patent or www.MEMSIC.com patent rights of MEMSIC. MEMSIC MXP7205VW Rev.C Page 1 of 11 8/2/2011 MXP7205VW SPECIFICATIONS (Measurements @ 25?C, 14bits operation mode, Acceleration = 0 g unless otherwise noted; V = V =5.0V unless otherwise specified) DD DA PARAMETER Conditions MIN TYP MAX UNITS Full scale ranges -5 5 g Nominal Sensitivity 14bits operation mode 800 LSB/g 10bits operation mode 50 LSB/g -3 0 +3 % Initial @ 25?C Sensitivity drift -3 +3 % Initial -40?C to +105?C Sensitivity drift Include Aging -4 0 +4 % -40?C to +105?C Cross Axis Sensitivity 2.0 % Non-Linearity (best straight line) FSR=10g 1.0 %FSR Zero g Output Offset 2's complement output 0 LSB Initial @ 25?C -60 0 +60 mg Zero g Output Temperature Drift -30 +30 mg Initial -40?C to +105?C 1.0 mg/?C Zero g Output Temperature Drift Include Aging -60 0 +60 mg -40?C to +105?C Total Offset Drift Due to -40?C to +105?C with 80 mg 1 Temperature 2.5?C/min Temp Ramp (max-min) 40 mg -20?C to +80?C with 2.5?C/min Temp Ramp (max-min) 50 mg 0?C to +60?C with 2.5?C/min Temp Ramp (max-min) Selftest Signal X-axis +2.5 g Y/Z-axis -2.5 g Selftest Signal Tolerance 25?C -5 +5 % Selftest Signal Drift (0g input) -5 +5 % -40?C to +105?C -8 +8 % -40?C to +105?C, include aging Selftest Signal Rise/Fall Time 20 mS Frequency Response 26 29 32 Hz Phase Delay 0 to 1KHz 10 12 mS Recover Time From Overload Input 10g, 1mS shock 2 mS 10000g, 0.5mS half sine 10 mS shock Input Referred Noise Density 0.5 1.5 mg/sqrtHz -40?C to +105?C, within 29Hz 3.5 5.5 mg RMS RMS Output Noise No external filtering, 25?C No external filtering 11 mg RMS -40?C to +105?C 2 Power up time 200 300 mS Operation Power Supply Range 4.5 5.0 5.25 V Power consumption @5V 3.5 4.5 mA Operation Temperature Range -40 105 ?C 1 Note: : Requirements can be met by characterization of 3lots x 30 parts per lot, not 100% test in production. 2 : Output settled to within +/-17mg of the final value. MEMSIC MXP7205VW Rev.C Page 2 of 12 8/2/2011 DIGITAL INTERFACE SYMBOL PARAMETER CONDITIONSMIN MAX UNITS VIH High Level Input Voltage 0.7 x VDD V VIL Low Level Input Voltage 0.3 x VDD V Vhys Hysteresis (SCK, SSB, DI/MOSI) 0.1 0.4 V VOH High Level Output (MISO) Iout = 0.2mA VDD-0.4 V VOL Low Level Output (MISO) Iout = -0.5mA 0.4 V Rin1 Pull-down resistance 100 200 kO (SCK, DI/MOSI) Rin2 Pull-down resistance (FM) 30 50 kO IPU Pull-up Current (SSB) VDD=4.5-5.5V 10 50 ?A (SPI mode) CL Load Capacitance (MISO) 80 pF SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS SPI Operating Frequency 8.08 MHz Data Register Update Rate 800 KHz SPI Communication Startup Time 1 ms td1 SCK High Time .5 x td3 - 13 ns td2 SCK Low Time .5 x td3 - 13 ns td3 SCK Period 123.7 ns tr, tf SCK Rise/Fall Time 0.1xVDD - 13 ns 0.9xVDD td4 Data Input (MOSI) Setup Time 37 ns td5 Data Input (MOSI) Hold Time 49 ns td6 Data Out (MISO) Access Time 43 ns td7 Data Out(MISO) Valid After SCK 30 ns td8 Data Output (MISO) Lag Time 0 ns td9 Data Output (MISO) Disable Time 750 ns td10 Enable (SSB) Lead Time .5 x td3 ns td11 Enable (SSB) Lag Time .5 x td3 ns td12 Sequential Transfer Delay 1.5 x td3 ns SPI Timing MEMSIC MXP7205VW Rev.C Page 3 of 12 8/2/2011

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