MAATCC0011 Digital Attenuator Rev. V7 31.5 dB, 6-Bit, TTL Driver, DC - 4.0 GHz Features Schematic with Off-Chip Components Attenuation: 0.5 dB Steps to 31.5 dB Single Positive Supply Contains internal DC to DC converter Low DC Power Consumption Small Footprint, JEDEC Package Integral TTL Driver 50 ohm Impedance Lead-Free CSP-1 Package 100% Matte Tin Plating over Copper Halogen-Free Green Mold Compound 260C Reflow Compatible RoHS* Compliant Version of AT90-1107 Description The MAATCC0011 is a GaAs FET 6-bit digital attenuator with integral TTL driver. Step size is 0.5 dB providing a 31.5 dB total attenuation range. This device is in an PQFN plastic surface mount 2 Pin Configuration package. Pin No. Function Pin No. Function The MAATCC0011 is ideally suited for use where 1 C8 17 NC accuracy, fast speed, very low power consumption 2 C4 18 NC and low costs are required. For dual supply designs without switching noise, use MAATCC0009. 3 C2 19 Vcc 4 C1 20 NC 5 C0.5 21 Cp 1 Ordering Information 6 C16 22 NC 7 GND 23 Cp Part Number Package 8 NC 24 NC 4 MAATCC0011 Bulk Packaging 9 NC 25 V EE 3 10 NC 26 GND MAATCC0011TR 1000 piece reel 11 GND 27 RF2 MAATCC0011-TB Sample Test Board 12 RF1 28 GND 3 13 GND 29 NC 1. Reference Application Note M513 for reel size information. 4 14 NC 30 V EE 15 NC 31 NC 16 NC 32 Vcc 2. The exposed pad centered on the package bottom must be connected to RF, DC and thermal ground. * Restrictions on Hazardous Substances, 3. Pins 10 & 29 must be isolated. European Union Directive 2011/65/EU. 4. VEE is produced internally and requires a .1 F cap to GND. Generated noise is typical of switching DC-DC Converters. 11 1 MACOM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: MAATCC0011 Digital Attenuator Rev. V7 31.5 dB, 6-Bit, TTL Driver, DC - 4.0 GHz Electrical Specifications: Freq. = DC - 4 GHz, T = +25C A Parameter Test Conditions Units Min. Typ. Max. Insertion Loss dB 4.5 5.1 Individual Bits 0.5-1-2-4-8-16 dB (0.3 +7% of atten setting) Attenuation Accuracy dB Any Combination of Bits 1 to 31.5 dB (0.5 +8% of atten setting) VSWR Full Range Ratio 2.0:1 2.2:1 50% Control to 90%/10% RF 75 Switching Speed ns 10% to 90% or 90% to 10% 20 50 MHz 21 1 dB Compression dBm 0.5 - 4.0 GHz 24 Two-tone inputs up to +5 dBm Input IP3 50 MHz dB 35 0.5 - 4.0 GHz 48 V V 4.75 5.0 5.25 CC V LOW-level input voltage 0.0 0.8 IL V V HIGH-level input voltage 2.0 5.0 IH Input Leakage Current V = V or GND A -1.0 1.0 IN CC 5 I V min to max, Logic 0 or 1 mA 6 10 CC CC 6 Turn-on Current For guaranteed start-up mA 125 I CC (Additional Supply Current V = max, V = V - 2.1 V mA 1.0 CC CNTRL CC Per TTL Input Pin) Generated from DC-DC Converter with Switching Noise dBm -93 recommended capacitors 3.5 MHz PCB mount on FR4 material, Thermal Resistance C/W 15 JA copper trace, still air at +25C 5. During turn-on, the device requires an initial Turn-on Current. Once operational, I will drop to the specified levels. CC 6. The DC-DC converter is guaranteed to start in 100 s as long as the power supplies can provide a minimum of 100 mA Turn-on Current. 22 2 MACOM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: