Product Information

LTC6957HMS-3#PBF

Product Image X-ON

Datasheet
Clock Buffer Low Phase Noise, Dual Output Buffer/Driver/Logic Converter with CMOS Outputs
Manufacturer: Analog Devices



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LTC6957HMS-3#PBF
Analog Devices

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10 : $ 7.5458
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100 : $ 7.2681

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LTC6957HMS-3#PBF
Analog Devices

1 : $ 16.3158
10 : $ 14.1474
25 : $ 13.4842
100 : $ 11.7
250 : $ 11.1789

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Manufacturer
Analog Devices
Product Category
Clock Buffer
RoHS - XON
Y Icon ROHS
Number of Outputs
2 Output
Supply Voltage - Max
3.45 V
Supply Voltage - Min
3.15 V
Maximum Operating Temperature
+125 C
Minimum Operating Temperature
- 40 C
Package / Case
MSOP-12
Packaging
Tube
Input Type
Sine Wave
Output Type
Cmos
Product
Buffers
Series
Ltc6957-1
Type
Low Phase Noise
Brand
Analog Devices
Mounting Style
Smd/Smt
Maximum Input Frequency
300 Mhz
Operating Supply Current
18 mA
Product Type
Clock Buffer
Factory Pack Quantity :
37
Subcategory
Clock & Timer Ics
Cnhts
8542319000
Hts Code
8542390001
Mxhts
85423901
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Mfr. Part No.
Description
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LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 Low Phase Noise, Dual Output Buffer/Driver/ Logic Converter FEATURES DESCRIPTION ? n Low Phase Noise Buffer/Driver The LTC 6957-1/LTC6957-2/LTC6957-3/LTC6957-4 is a n family of very low phase noise, dual output AC signal Optimized Conversion of Sine Wave Signals to buffer/driver/logic level translators. The input signal can Logic Levels n be a sine wave or any logic level (?2V ). There are four Three Logic Output Types Available P-P n members of the family that differ in their output logic LVPECL n signal type as follows: LVDS n CMOS LTC6957-1: LVPECL Logic Outputs n Additive Jitter 45fs (LTC6957-1) RMS LTC6957-2: LVDS Logic Outputs n Frequency Range Up to 300MHz n 3.15V to 3.45V Supply Operation LTC6957-3: CMOS Logic, In-Phase Outputs n Low Skew 3ps Typical LTC6957-4: CMOS Logic, Complementary Outputs n Fully Specified from ?40?C to 125?C n The LTC6957 will buffer and distribute any logic signal 12-Lead MSOP and 3mm ? 3mm DFN Packages with minimal additive noise, however, the part really APPLICATIONS excels at translating sine wave signals to logic levels. The early amplifier stages have selectable lowpass filtering n System Reference Frequency Distribution to minimize the noise while still amplifying the signal to n High Speed ADC, DAC, DDS Clock Driver increase its slew rate. This input stage filtering/noise limit- n Military and Secure Radio ing is especially helpful in delivering the lowest possible n Low Noise Timing Trigger phase noise signal with slow slewing input signals such n Broadband Wireless Transceiver as a typical 10MHz sine wave system reference. n High Speed Data Acquisition All registered trademarks and trademarks are the property of their respective owners. Protected n Medical Imaging by U.S. Patents 7969189 and 8319551. n Test and Measurement TYPICAL APPLICATION 3.3V Additive Phase Noise at 100MHz 0.1?F ?140 SINGLE-ENDED SINE WAVE INPUT AT +7dBm (500mV ) RMS FILTA = FILTB = GND + V SD1 ?145 FILTA FILTB TO PLL CHIPS LTC6957-2 (LVDS) 100MHz OUT1 ?150 OR SYSTEM +7dBm 10nF SAMPLING CLOCKS LTC6957-4 (CMOS) SINE WAVE + IN OCXO ? ?155 IN 50? 10nF OUT2 LTC6957-3 ?160 (CMOS) LTC6957-1 (LVPECL) GND SD2 ?165 6957 TA01a 100 1k 10k 100k 1M OFFSET FREQUENCY (Hz) 69571234 TA01b 6957fb 1 For more information www.linear.com/LTC6957-1 PHASE NOISE (dBc/Hz)LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 Low Phase Noise, Dual Output Buffer/Driver/ Logic Converter FEATURES DESCRIPTION ? n Low Phase Noise Buffer/Driver The LTC 6957-1/LTC6957-2/LTC6957-3/LTC6957-4 is a n family of very low phase noise, dual output AC signal Optimized Conversion of Sine Wave Signals to buffer/driver/logic level translators. The input signal can Logic Levels n be a sine wave or any logic level (=2V ). There are four Three Logic Output Types Available P-P n members of the family that differ in their output logic LVPECL n signal type as follows: LVDS n CMOS LTC6957-1: LVPECL Logic Outputs n Additive Jitter 45fs (LTC6957-1) RMS LTC6957-2: LVDS Logic Outputs n Frequency Range Up to 300MHz n 3.15V to 3.45V Supply Operation LTC6957-3: CMOS Logic, In-Phase Outputs n Low Skew 3ps Typical LTC6957-4: CMOS Logic, Complementary Outputs n Fully Specified from ?40?C to 125?C n The LTC6957 will buffer and distribute any logic signal 12-Lead MSOP and 3mm ? 3mm DFN Packages with minimal additive noise, however, the part really APPLICATIONS excels at translating sine wave signals to logic levels. The early amplifier stages have selectable lowpass filtering n System Reference Frequency Distribution to minimize the noise while still amplifying the signal to n High Speed ADC, DAC, DDS Clock Driver increase its slew rate. This input stage filtering/noise limit- n Military and Secure Radio ing is especially helpful in delivering the lowest possible n Low Noise Timing Trigger phase noise signal with slow slewing input signals such n Broadband Wireless Transceiver as a typical 10MHz sine wave system reference. n High Speed Data Acquisition All registered trademarks and trademarks are the property of their respective owners. Protected n Medical Imaging by U.S. Patents 7969189 and 8319551. n Test and Measurement TYPICAL APPLICATION 3.3V Additive Phase Noise at 100MHz 0.1?F ?140 SINGLE-ENDED SINE WAVE INPUT AT +7dBm (500mV ) RMS FILTA = FILTB = GND + V SD1 ?145 FILTA FILTB TO PLL CHIPS LTC6957-2 (LVDS) 100MHz OUT1 ?150 OR SYSTEM +7dBm 10nF SAMPLING CLOCKS LTC6957-4 (CMOS) SINE WAVE + IN OCXO ? ?155 IN 50O 10nF OUT2 LTC6957-3 ?160 (CMOS) LTC6957-1 (LVPECL) GND SD2 ?165 6957 TA01a 100 1k 10k 100k 1M OFFSET FREQUENCY (Hz) 69571234 TA01b 6957fb 1 For more information www.linear.com/LTC6957-1 PHASE NOISE (dBc/Hz)LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 ABSOLUTE MAXIMUM RATINGS (Note 1) + Supply Voltage (V or V ) to GND ..........................3.6V Specified Temperature Range DD + ? Input Current (IN , IN , FILTA, FILTB, SD1, SD2) LTC6957I .............................................?40?C to 85?C (Note 2) .......................................................... ?10mA LTC6957H .......................................... ?40?C to 125?C LTC6957-1 Output Current ........................ 1mA, ?30mA Junction Temperature .......................................... 150?C LTC6957-2 Output Current ................................. ?10mA Storage Temperature Range ................. ?65?C to 150?C LTC6957-3, LTC6957-4 Output Current (Note 3) .. ?30mA Lead Temperature (for MSOP Soldering, 10sec) ...300?C PIN CONFIGURATION LTC6957-1, LTC6957-2 LTC6957-3, LTC6957-4 TOP VIEW TOP VIEW 1 SD1 1 SD1 FILTA 12 FILTA 12 + + + V 2 11 OUT1 V 2 11 V DD + ? + 3 3 IN 10 OUT1 IN 10 OUT1 13 13 ? ? GND ? GND 4 4 9 OUT2 9 OUT2 IN IN + 5 8 5 8 GND OUT2 GND GNDOUT 6 7 6 7 FILTB SD2 FILTB SD2 DD PACKAGE DD PACKAGE 12-LEAD (3mm ? 3mm) PLASTIC DFN 12-LEAD (3mm ? 3mm) PLASTIC DFN T = 150?C, ? = 58?C/W, ? = 10?C/W T = 150?C, ? = 58?C/W, ? = 10?C/W JMAX JA JC JMAX JA JC EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB LTC6957-1, LTC6957-2 LTC6957-3, LTC6957-4 TOP VIEW TOP VIEW FILTA 1 12 SD1 FILTA 1 12 SD1 + + + V 2 11 OUT1 V 2 11 V DD + ? + IN 3 10 OUT1 IN 3 10 OUT1 ? ? ? IN 4 9 OUT2 IN 4 9 OUT2 + GND 5 8 OUT2 GND 5 8 GNDOUT FILTB 6 7 SD2 FILTB 6 7 SD2 MS PACKAGE MS PACKAGE 12-LEAD PLASTIC MSOP 12-LEAD PLASTIC MSOP T = 150?C, ? = 145?C/W T = 150?C, ? = 145?C/W JMAX JA JMAX JA 6957fb 2 For more information www.linear.com/LTC6957-1LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 Low Phase Noise, Dual Output Buffer/Driver/ Logic Converter FEATURES DESCRIPTION ? n Low Phase Noise Buffer/Driver The LTC 6957-1/LTC6957-2/LTC6957-3/LTC6957-4 is a n family of very low phase noise, dual output AC signal Optimized Conversion of Sine Wave Signals to buffer/driver/logic level translators. The input signal can Logic Levels n be a sine wave or any logic level (=2V ). There are four Three Logic Output Types Available P-P n members of the family that differ in their output logic LVPECL n signal type as follows: LVDS n CMOS LTC6957-1: LVPECL Logic Outputs n Additive Jitter 45fs (LTC6957-1) RMS LTC6957-2: LVDS Logic Outputs n Frequency Range Up to 300MHz n 3.15V to 3.45V Supply Operation LTC6957-3: CMOS Logic, In-Phase Outputs n Low Skew 3ps Typical LTC6957-4: CMOS Logic, Complementary Outputs n Fully Specified from ?40?C to 125?C n The LTC6957 will buffer and distribute any logic signal 12-Lead MSOP and 3mm ? 3mm DFN Packages with minimal additive noise, however, the part really APPLICATIONS excels at translating sine wave signals to logic levels. The early amplifier stages have selectable lowpass filtering n System Reference Frequency Distribution to minimize the noise while still amplifying the signal to n High Speed ADC, DAC, DDS Clock Driver increase its slew rate. This input stage filtering/noise limit- n Military and Secure Radio ing is especially helpful in delivering the lowest possible n Low Noise Timing Trigger phase noise signal with slow slewing input signals such n Broadband Wireless Transceiver as a typical 10MHz sine wave system reference. n High Speed Data Acquisition All registered trademarks and trademarks are the property of their respective owners. Protected n Medical Imaging by U.S. Patents 7969189 and 8319551. n Test and Measurement TYPICAL APPLICATION 3.3V Additive Phase Noise at 100MHz 0.1?F ?140 SINGLE-ENDED SINE WAVE INPUT AT +7dBm (500mV ) RMS FILTA = FILTB = GND + V SD1 ?145 FILTA FILTB TO PLL CHIPS LTC6957-2 (LVDS) 100MHz OUT1 ?150 OR SYSTEM +7dBm 10nF SAMPLING CLOCKS LTC6957-4 (CMOS) SINE WAVE + IN OCXO ? ?155 IN 50O 10nF OUT2 LTC6957-3 ?160 (CMOS) LTC6957-1 (LVPECL) GND SD2 ?165 6957 TA01a 100 1k 10k 100k 1M OFFSET FREQUENCY (Hz) 69571234 TA01b 6957fb 1 For more information www.linear.com/LTC6957-1 PHASE NOISE (dBc/Hz)LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 Low Phase Noise, Dual Output Buffer/Driver/ Logic Converter FEATURES DESCRIPTION ? n Low Phase Noise Buffer/Driver The LTC 6957-1/LTC6957-2/LTC6957-3/LTC6957-4 is a n family of very low phase noise, dual output AC signal Optimized Conversion of Sine Wave Signals to buffer/driver/logic level translators. The input signal can Logic Levels n be a sine wave or any logic level (=2V ). There are four Three Logic Output Types Available P-P n members of the family that differ in their output logic LVPECL n signal type as follows: LVDS n CMOS LTC6957-1: LVPECL Logic Outputs n Additive Jitter 45fs (LTC6957-1) RMS LTC6957-2: LVDS Logic Outputs n Frequency Range Up to 300MHz n 3.15V to 3.45V Supply Operation LTC6957-3: CMOS Logic, In-Phase Outputs n Low Skew 3ps Typical LTC6957-4: CMOS Logic, Complementary Outputs n Fully Specified from ?40?C to 125?C n The LTC6957 will buffer and distribute any logic signal 12-Lead MSOP and 3mm ? 3mm DFN Packages with minimal additive noise, however, the part really APPLICATIONS excels at translating sine wave signals to logic levels. The early amplifier stages have selectable lowpass filtering n System Reference Frequency Distribution to minimize the noise while still amplifying the signal to n High Speed ADC, DAC, DDS Clock Driver increase its slew rate. This input stage filtering/noise limit- n Military and Secure Radio ing is especially helpful in delivering the lowest possible n Low Noise Timing Trigger phase noise signal with slow slewing input signals such n Broadband Wireless Transceiver as a typical 10MHz sine wave system reference. n High Speed Data Acquisition All registered trademarks and trademarks are the property of their respective owners. Protected n Medical Imaging by U.S. Patents 7969189 and 8319551. n Test and Measurement TYPICAL APPLICATION 3.3V Additive Phase Noise at 100MHz 0.1?F ?140 SINGLE-ENDED SINE WAVE INPUT AT +7dBm (500mV ) RMS FILTA = FILTB = GND + V SD1 ?145 FILTA FILTB TO PLL CHIPS LTC6957-2 (LVDS) 100MHz OUT1 ?150 OR SYSTEM +7dBm 10nF SAMPLING CLOCKS LTC6957-4 (CMOS) SINE WAVE + IN OCXO ? ?155 IN 50O 10nF OUT2 LTC6957-3 ?160 (CMOS) LTC6957-1 (LVPECL) GND SD2 ?165 6957 TA01a 100 1k 10k 100k 1M OFFSET FREQUENCY (Hz) 69571234 TA01b 6957fb 1 For more information www.linear.com/LTC6957-1 PHASE NOISE (dBc/Hz)LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 ABSOLUTE MAXIMUM RATINGS (Note 1) + Supply Voltage (V or V ) to GND ..........................3.6V Specified Temperature Range DD + ? Input Current (IN , IN , FILTA, FILTB, SD1, SD2) LTC6957I .............................................?40?C to 85?C (Note 2) .......................................................... ?10mA LTC6957H .......................................... ?40?C to 125?C LTC6957-1 Output Current ........................ 1mA, ?30mA Junction Temperature .......................................... 150?C LTC6957-2 Output Current ................................. ?10mA Storage Temperature Range ................. ?65?C to 150?C LTC6957-3, LTC6957-4 Output Current (Note 3) .. ?30mA Lead Temperature (for MSOP Soldering, 10sec) ...300?C PIN CONFIGURATION LTC6957-1, LTC6957-2 LTC6957-3, LTC6957-4 TOP VIEW TOP VIEW 1 SD1 1 SD1 FILTA 12 FILTA 12 + + + V 2 11 OUT1 V 2 11 V DD + ? + 3 3 IN 10 OUT1 IN 10 OUT1 13 13 ? ? GND ? GND 4 4 9 OUT2 9 OUT2 IN IN + 5 8 5 8 GND OUT2 GND GNDOUT 6 7 6 7 FILTB SD2 FILTB SD2 DD PACKAGE DD PACKAGE 12-LEAD (3mm ? 3mm) PLASTIC DFN 12-LEAD (3mm ? 3mm) PLASTIC DFN T = 150?C, ? = 58?C/W, ? = 10?C/W T = 150?C, ? = 58?C/W, ? = 10?C/W JMAX JA JC JMAX JA JC EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB LTC6957-1, LTC6957-2 LTC6957-3, LTC6957-4 TOP VIEW TOP VIEW FILTA 1 12 SD1 FILTA 1 12 SD1 + + + V 2 11 OUT1 V 2 11 V DD + ? + IN 3 10 OUT1 IN 3 10 OUT1 ? ? ? IN 4 9 OUT2 IN 4 9 OUT2 + GND 5 8 OUT2 GND 5 8 GNDOUT FILTB 6 7 SD2 FILTB 6 7 SD2 MS PACKAGE MS PACKAGE 12-LEAD PLASTIC MSOP 12-LEAD PLASTIC MSOP T = 150?C, ? = 145?C/W T = 150?C, ? = 145?C/W JMAX JA JMAX JA 6957fb 2 For more information www.linear.com/LTC6957-1LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 ORDER INFORMATION http://www.linear.com/product/LTC6957-1#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION SPECIFIED TEMPERATURE RANGE LTC6957IDD-1#PBF LTC6957IDD-1#TRPBF LFQJ 12-Lead (3mm ? 3mm) Plastic DFN ?40?C to 85?C LTC6957IDD-2#PBF LTC6957IDD-2#TRPBF LFQK 12-Lead (3mm ? 3mm) Plastic DFN ?40?C to 85?C LTC6957IDD-3#PBF LTC6957IDD-3#TRPBF LFQM 12-Lead (3mm ? 3mm) Plastic DFN ?40?C to 85?C LTC6957IDD-4#PBF LTC6957IDD-4#TRPBF LFQN 12-Lead (3mm ? 3mm) Plastic DFN ?40?C to 85?C LTC6957IMS-1#PBF LTC6957IMS-1#TRPBF 69571 12-Lead Plastic MSOP ?40?C to 85?C LTC6957HMS-1#PBF LTC6957HMS-1#TRPBF 69571 12-Lead Plastic MSOP ?40?C to 125?C LTC6957IMS-2#PBF LTC6957IMS-2#TRPBF 69572 12-Lead Plastic MSOP ?40?C to 85?C LTC6957HMS-2#PBF LTC6957HMS-2#TRPBF 69572 12-Lead Plastic MSOP ?40?C to 125?C LTC6957IMS-3#PBF LTC6957IMS-3#TRPBF 69573 12-Lead Plastic MSOP ?40?C to 85?C LTC6957HMS-3#PBF LTC6957HMS-3#TRPBF 69573 12-Lead Plastic MSOP ?40?C to 125?C LTC6957IMS-4#PBF LTC6957IMS-4#TRPBF 69574 12-Lead Plastic MSOP ?40?C to 85?C LTC6957HMS-4#PBF LTC6957HMS-4#TRPBF 69574 12-Lead Plastic MSOP ?40?C to 125?C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. 6957fb 3 For more information www.linear.com/LTC6957-1LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 Low Phase Noise, Dual Output Buffer/Driver/ Logic Converter FEATURES DESCRIPTION ? n Low Phase Noise Buffer/Driver The LTC 6957-1/LTC6957-2/LTC6957-3/LTC6957-4 is a n family of very low phase noise, dual output AC signal Optimized Conversion of Sine Wave Signals to buffer/driver/logic level translators. The input signal can Logic Levels n be a sine wave or any logic level (=2V ). There are four Three Logic Output Types Available P-P n members of the family that differ in their output logic LVPECL n signal type as follows: LVDS n CMOS LTC6957-1: LVPECL Logic Outputs n Additive Jitter 45fs (LTC6957-1) RMS LTC6957-2: LVDS Logic Outputs n Frequency Range Up to 300MHz n 3.15V to 3.45V Supply Operation LTC6957-3: CMOS Logic, In-Phase Outputs n Low Skew 3ps Typical LTC6957-4: CMOS Logic, Complementary Outputs n Fully Specified from ?40?C to 125?C n The LTC6957 will buffer and distribute any logic signal 12-Lead MSOP and 3mm ? 3mm DFN Packages with minimal additive noise, however, the part really APPLICATIONS excels at translating sine wave signals to logic levels. The early amplifier stages have selectable lowpass filtering n System Reference Frequency Distribution to minimize the noise while still amplifying the signal to n High Speed ADC, DAC, DDS Clock Driver increase its slew rate. This input stage filtering/noise limit- n Military and Secure Radio ing is especially helpful in delivering the lowest possible n Low Noise Timing Trigger phase noise signal with slow slewing input signals such n Broadband Wireless Transceiver as a typical 10MHz sine wave system reference. n High Speed Data Acquisition All registered trademarks and trademarks are the property of their respective owners. Protected n Medical Imaging by U.S. Patents 7969189 and 8319551. n Test and Measurement TYPICAL APPLICATION 3.3V Additive Phase Noise at 100MHz 0.1?F ?140 SINGLE-ENDED SINE WAVE INPUT AT +7dBm (500mV ) RMS FILTA = FILTB = GND + V SD1 ?145 FILTA FILTB TO PLL CHIPS LTC6957-2 (LVDS) 100MHz OUT1 ?150 OR SYSTEM +7dBm 10nF SAMPLING CLOCKS LTC6957-4 (CMOS) SINE WAVE + IN OCXO ? ?155 IN 50O 10nF OUT2 LTC6957-3 ?160 (CMOS) LTC6957-1 (LVPECL) GND SD2 ?165 6957 TA01a 100 1k 10k 100k 1M OFFSET FREQUENCY (Hz) 69571234 TA01b 6957fb 1 For more information www.linear.com/LTC6957-1 PHASE NOISE (dBc/Hz)LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 Low Phase Noise, Dual Output Buffer/Driver/ Logic Converter FEATURES DESCRIPTION ? n Low Phase Noise Buffer/Driver The LTC 6957-1/LTC6957-2/LTC6957-3/LTC6957-4 is a n family of very low phase noise, dual output AC signal Optimized Conversion of Sine Wave Signals to buffer/driver/logic level translators. The input signal can Logic Levels n be a sine wave or any logic level (=2V ). There are four Three Logic Output Types Available P-P n members of the family that differ in their output logic LVPECL n signal type as follows: LVDS n CMOS LTC6957-1: LVPECL Logic Outputs n Additive Jitter 45fs (LTC6957-1) RMS LTC6957-2: LVDS Logic Outputs n Frequency Range Up to 300MHz n 3.15V to 3.45V Supply Operation LTC6957-3: CMOS Logic, In-Phase Outputs n Low Skew 3ps Typical LTC6957-4: CMOS Logic, Complementary Outputs n Fully Specified from ?40?C to 125?C n The LTC6957 will buffer and distribute any logic signal 12-Lead MSOP and 3mm ? 3mm DFN Packages with minimal additive noise, however, the part really APPLICATIONS excels at translating sine wave signals to logic levels. The early amplifier stages have selectable lowpass filtering n System Reference Frequency Distribution to minimize the noise while still amplifying the signal to n High Speed ADC, DAC, DDS Clock Driver increase its slew rate. This input stage filtering/noise limit- n Military and Secure Radio ing is especially helpful in delivering the lowest possible n Low Noise Timing Trigger phase noise signal with slow slewing input signals such n Broadband Wireless Transceiver as a typical 10MHz sine wave system reference. n High Speed Data Acquisition All registered trademarks and trademarks are the property of their respective owners. Protected n Medical Imaging by U.S. Patents 7969189 and 8319551. n Test and Measurement TYPICAL APPLICATION 3.3V Additive Phase Noise at 100MHz 0.1?F ?140 SINGLE-ENDED SINE WAVE INPUT AT +7dBm (500mV ) RMS FILTA = FILTB = GND + V SD1 ?145 FILTA FILTB TO PLL CHIPS LTC6957-2 (LVDS) 100MHz OUT1 ?150 OR SYSTEM +7dBm 10nF SAMPLING CLOCKS LTC6957-4 (CMOS) SINE WAVE + IN OCXO ? ?155 IN 50O 10nF OUT2 LTC6957-3 ?160 (CMOS) LTC6957-1 (LVPECL) GND SD2 ?165 6957 TA01a 100 1k 10k 100k 1M OFFSET FREQUENCY (Hz) 69571234 TA01b 6957fb 1 For more information www.linear.com/LTC6957-1 PHASE NOISE (dBc/Hz)LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 ABSOLUTE MAXIMUM RATINGS (Note 1) + Supply Voltage (V or V ) to GND ..........................3.6V Specified Temperature Range DD + ? Input Current (IN , IN , FILTA, FILTB, SD1, SD2) LTC6957I .............................................?40?C to 85?C (Note 2) .......................................................... ?10mA LTC6957H .......................................... ?40?C to 125?C LTC6957-1 Output Current ........................ 1mA, ?30mA Junction Temperature .......................................... 150?C LTC6957-2 Output Current ................................. ?10mA Storage Temperature Range ................. ?65?C to 150?C LTC6957-3, LTC6957-4 Output Current (Note 3) .. ?30mA Lead Temperature (for MSOP Soldering, 10sec) ...300?C PIN CONFIGURATION LTC6957-1, LTC6957-2 LTC6957-3, LTC6957-4 TOP VIEW TOP VIEW 1 SD1 1 SD1 FILTA 12 FILTA 12 + + + V 2 11 OUT1 V 2 11 V DD + ? + 3 3 IN 10 OUT1 IN 10 OUT1 13 13 ? ? GND ? GND 4 4 9 OUT2 9 OUT2 IN IN + 5 8 5 8 GND OUT2 GND GNDOUT 6 7 6 7 FILTB SD2 FILTB SD2 DD PACKAGE DD PACKAGE 12-LEAD (3mm ? 3mm) PLASTIC DFN 12-LEAD (3mm ? 3mm) PLASTIC DFN T = 150?C, ? = 58?C/W, ? = 10?C/W T = 150?C, ? = 58?C/W, ? = 10?C/W JMAX JA JC JMAX JA JC EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB LTC6957-1, LTC6957-2 LTC6957-3, LTC6957-4 TOP VIEW TOP VIEW FILTA 1 12 SD1 FILTA 1 12 SD1 + + + V 2 11 OUT1 V 2 11 V DD + ? + IN 3 10 OUT1 IN 3 10 OUT1 ? ? ? IN 4 9 OUT2 IN 4 9 OUT2 + GND 5 8 OUT2 GND 5 8 GNDOUT FILTB 6 7 SD2 FILTB 6 7 SD2 MS PACKAGE MS PACKAGE 12-LEAD PLASTIC MSOP 12-LEAD PLASTIC MSOP T = 150?C, ? = 145?C/W T = 150?C, ? = 145?C/W JMAX JA JMAX JA 6957fb 2 For more information www.linear.com/LTC6957-1LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 Low Phase Noise, Dual Output Buffer/Driver/ Logic Converter FEATURES DESCRIPTION ? n Low Phase Noise Buffer/Driver The LTC 6957-1/LTC6957-2/LTC6957-3/LTC6957-4 is a n family of very low phase noise, dual output AC signal Optimized Conversion of Sine Wave Signals to buffer/driver/logic level translators. The input signal can Logic Levels n be a sine wave or any logic level (=2V ). There are four Three Logic Output Types Available P-P n members of the family that differ in their output logic LVPECL n signal type as follows: LVDS n CMOS LTC6957-1: LVPECL Logic Outputs n Additive Jitter 45fs (LTC6957-1) RMS LTC6957-2: LVDS Logic Outputs n Frequency Range Up to 300MHz n 3.15V to 3.45V Supply Operation LTC6957-3: CMOS Logic, In-Phase Outputs n Low Skew 3ps Typical LTC6957-4: CMOS Logic, Complementary Outputs n Fully Specified from ?40?C to 125?C n The LTC6957 will buffer and distribute any logic signal 12-Lead MSOP and 3mm ? 3mm DFN Packages with minimal additive noise, however, the part really APPLICATIONS excels at translating sine wave signals to logic levels. The early amplifier stages have selectable lowpass filtering n System Reference Frequency Distribution to minimize the noise while still amplifying the signal to n High Speed ADC, DAC, DDS Clock Driver increase its slew rate. This input stage filtering/noise limit- n Military and Secure Radio ing is especially helpful in delivering the lowest possible n Low Noise Timing Trigger phase noise signal with slow slewing input signals such n Broadband Wireless Transceiver as a typical 10MHz sine wave system reference. n High Speed Data Acquisition All registered trademarks and trademarks are the property of their respective owners. Protected n Medical Imaging by U.S. Patents 7969189 and 8319551. n Test and Measurement TYPICAL APPLICATION 3.3V Additive Phase Noise at 100MHz 0.1?F ?140 SINGLE-ENDED SINE WAVE INPUT AT +7dBm (500mV ) RMS FILTA = FILTB = GND + V SD1 ?145 FILTA FILTB TO PLL CHIPS LTC6957-2 (LVDS) 100MHz OUT1 ?150 OR SYSTEM +7dBm 10nF SAMPLING CLOCKS LTC6957-4 (CMOS) SINE WAVE + IN OCXO ? ?155 IN 50O 10nF OUT2 LTC6957-3 ?160 (CMOS) LTC6957-1 (LVPECL) GND SD2 ?165 6957 TA01a 100 1k 10k 100k 1M OFFSET FREQUENCY (Hz) 69571234 TA01b 6957fb 1 For more information www.linear.com/LTC6957-1 PHASE NOISE (dBc/Hz)LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 Low Phase Noise, Dual Output Buffer/Driver/ Logic Converter FEATURES DESCRIPTION ? n Low Phase Noise Buffer/Driver The LTC 6957-1/LTC6957-2/LTC6957-3/LTC6957-4 is a n family of very low phase noise, dual output AC signal Optimized Conversion of Sine Wave Signals to buffer/driver/logic level translators. The input signal can Logic Levels n be a sine wave or any logic level (=2V ). There are four Three Logic Output Types Available P-P n members of the family that differ in their output logic LVPECL n signal type as follows: LVDS n CMOS LTC6957-1: LVPECL Logic Outputs n Additive Jitter 45fs (LTC6957-1) RMS LTC6957-2: LVDS Logic Outputs n Frequency Range Up to 300MHz n 3.15V to 3.45V Supply Operation LTC6957-3: CMOS Logic, In-Phase Outputs n Low Skew 3ps Typical LTC6957-4: CMOS Logic, Complementary Outputs n Fully Specified from ?40?C to 125?C n The LTC6957 will buffer and distribute any logic signal 12-Lead MSOP and 3mm ? 3mm DFN Packages with minimal additive noise, however, the part really APPLICATIONS excels at translating sine wave signals to logic levels. The early amplifier stages have selectable lowpass filtering n System Reference Frequency Distribution to minimize the noise while still amplifying the signal to n High Speed ADC, DAC, DDS Clock Driver increase its slew rate. This input stage filtering/noise limit- n Military and Secure Radio ing is especially helpful in delivering the lowest possible n Low Noise Timing Trigger phase noise signal with slow slewing input signals such n Broadband Wireless Transceiver as a typical 10MHz sine wave system reference. n High Speed Data Acquisition All registered trademarks and trademarks are the property of their respective owners. Protected n Medical Imaging by U.S. Patents 7969189 and 8319551. n Test and Measurement TYPICAL APPLICATION 3.3V Additive Phase Noise at 100MHz 0.1?F ?140 SINGLE-ENDED SINE WAVE INPUT AT +7dBm (500mV ) RMS FILTA = FILTB = GND + V SD1 ?145 FILTA FILTB TO PLL CHIPS LTC6957-2 (LVDS) 100MHz OUT1 ?150 OR SYSTEM +7dBm 10nF SAMPLING CLOCKS LTC6957-4 (CMOS) SINE WAVE + IN OCXO ? ?155 IN 50O 10nF OUT2 LTC6957-3 ?160 (CMOS) LTC6957-1 (LVPECL) GND SD2 ?165 6957 TA01a 100 1k 10k 100k 1M OFFSET FREQUENCY (Hz) 69571234 TA01b 6957fb 1 For more information www.linear.com/LTC6957-1 PHASE NOISE (dBc/Hz)LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 ABSOLUTE MAXIMUM RATINGS (Note 1) + Supply Voltage (V or V ) to GND ..........................3.6V Specified Temperature Range DD + ? Input Current (IN , IN , FILTA, FILTB, SD1, SD2) LTC6957I .............................................?40?C to 85?C (Note 2) .......................................................... ?10mA LTC6957H .......................................... ?40?C to 125?C LTC6957-1 Output Current ........................ 1mA, ?30mA Junction Temperature .......................................... 150?C LTC6957-2 Output Current ................................. ?10mA Storage Temperature Range ................. ?65?C to 150?C LTC6957-3, LTC6957-4 Output Current (Note 3) .. ?30mA Lead Temperature (for MSOP Soldering, 10sec) ...300?C PIN CONFIGURATION LTC6957-1, LTC6957-2 LTC6957-3, LTC6957-4 TOP VIEW TOP VIEW 1 SD1 1 SD1 FILTA 12 FILTA 12 + + + V 2 11 OUT1 V 2 11 V DD + ? + 3 3 IN 10 OUT1 IN 10 OUT1 13 13 ? ? GND ? GND 4 4 9 OUT2 9 OUT2 IN IN + 5 8 5 8 GND OUT2 GND GNDOUT 6 7 6 7 FILTB SD2 FILTB SD2 DD PACKAGE DD PACKAGE 12-LEAD (3mm ? 3mm) PLASTIC DFN 12-LEAD (3mm ? 3mm) PLASTIC DFN T = 150?C, ? = 58?C/W, ? = 10?C/W T = 150?C, ? = 58?C/W, ? = 10?C/W JMAX JA JC JMAX JA JC EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB LTC6957-1, LTC6957-2 LTC6957-3, LTC6957-4 TOP VIEW TOP VIEW FILTA 1 12 SD1 FILTA 1 12 SD1 + + + V 2 11 OUT1 V 2 11 V DD + ? + IN 3 10 OUT1 IN 3 10 OUT1 ? ? ? IN 4 9 OUT2 IN 4 9 OUT2 + GND 5 8 OUT2 GND 5 8 GNDOUT FILTB 6 7 SD2 FILTB 6 7 SD2 MS PACKAGE MS PACKAGE 12-LEAD PLASTIC MSOP 12-LEAD PLASTIC MSOP T = 150?C, ? = 145?C/W T = 150?C, ? = 145?C/W JMAX JA JMAX JA 6957fb 2 For more information www.linear.com/LTC6957-1LTC6957-1/LTC6957-2/ LTC6957-3/LTC6957-4 ORDER INFORMATION http://www.linear.com/product/LTC6957-1#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION SPECIFIED TEMPERATURE RANGE LTC6957IDD-1#PBF LTC6957IDD-1#TRPBF LFQJ 12-Lead (3mm ? 3mm) Plastic DFN ?40?C to 85?C LTC6957IDD-2#PBF LTC6957IDD-2#TRPBF LFQK 12-Lead (3mm ? 3mm) Plastic DFN ?40?C to 85?C LTC6957IDD-3#PBF LTC6957IDD-3#TRPBF LFQM 12-Lead (3mm ? 3mm) Plastic DFN ?40?C to 85?C LTC6957IDD-4#PBF LTC6957IDD-4#TRPBF LFQN 12-Lead (3mm ? 3mm) Plastic DFN ?40?C to 85?C LTC6957IMS-1#PBF LTC6957IMS-1#TRPBF 69571 12-Lead Plastic MSOP ?40?C to 85?C LTC6957HMS-1#PBF LTC6957HMS-1#TRPBF 69571 12-Lead Plastic MSOP ?40?C to 125?C LTC6957IMS-2#PBF LTC6957IMS-2#TRPBF 69572 12-Lead Plastic MSOP ?40?C to 85?C LTC6957HMS-2#PBF LTC6957HMS-2#TRPBF 69572 12-Lead Plastic MSOP ?40?C to 125?C LTC6957IMS-3#PBF LTC6957IMS-3#TRPBF 69573 12-Lead Plastic MSOP ?40?C to 85?C LTC6957HMS-3#PBF LTC6957HMS-3#TRPBF 69573 12-Lead Plastic MSOP ?40?C to 125?C LTC6957IMS-4#PBF LTC6957IMS-4#TRPBF 69574 12-Lead Plastic MSOP ?40?C to 85?C LTC6957HMS-4#PBF LTC6957HMS-4#TRPBF 69574 12-Lead Plastic MSOP ?40?C to 125?C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. 6957fb 3 For more information www.linear.com/LTC6957-1

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8542.39.23 No ..Linear/analogue and peripheral integrated circuits, timers, voltage regulators, A/D and D/A converters, telecommunication and modem integrated circuits, other than board level products Free

Electronic integrated circuits- Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
AD4
ANALOG DEVICES
Analog Devices Hittite
ANALOG DEVICES (LINEAR TECHNOLOGY)
Analog Devices / Hittite
Analog Devices / Linear Technology
Analog Devices Inc
Analog Devices Inc.
Analog Devices, Inc.
ANALOG MICRO ELECTRONICS
ANALOG MICROELECTRONICS
LINEAR
LINEAR TECH
Linear Technology
Linear Technology (part of ADI)
LT
LT4
Technology