MAATSS0020 Digital Attenuator, 31 dB, 5-Bit Rev. V2 DC - 2.0 GHz Functional Schematic Features 1-dB Attenuation Steps to 31 dB 20 19 18 17 16 15 14 13 12 11 Ultra Low DC Power Consumption Low Intermodulation Products: IP3 = 50 dBm Tape and Reel Packaging Available Temperature Stability: 0.15 dB from 40C to 16 dB 8 dB 4 dB 2 dB 1 dB +85C Lead-Free SSOP-20 Package 100% Matte Tin Plating over Copper Halogen-Free Green Mold Compound 260C Reflow Compatible RoHS* Compliant Version of AT-260 1 2 3 4 5 6 7 8 9 10 Description M/A-COMs MAATSS0020 is a 5-bit, 1-dB step Pin Configuration GaAs MMIC digital attenuator in a lead-free SSOP- 20 surface mount plastic package. The Pin No. Function Pin No. Function MAATSS0020 is ideally suited for use where high 1 VC1 11 RF1 power accuracy, fast switching, very low power consumption and low intermodulation products are 2 VC1 12 Ground required at a low cost. 3 VC2 13 Ground Typical Applications include radio and cellular 4 VC2 14 Ground equipment, wireless LANS, GPS equipment and 5 VC3 15 Ground other gain/level control circuits. 6 VC3 16 Ground The MAATSS0020 is fabricated with a monolithic 7 VC4 17 Ground GaAs MMIC using a mature 1-micron process. 8 VC4 18 Ground The process features full chip passivation for in- No creased performance and reliability. 9 19 Ground Connection 10 VC5 20 RF2 1 Ordering Information 2,3 Absolute Maximum Ratings Part Number Package Parameter Absolute Maximum MAATSS0020 SSOP 20-Lead Input Power: MAATSS0020TR-3000 3000 piece reel 0.05 GHz +27 dBm 0.5 - 2.0 GHz +34 dBm 1. Reference Application Note M513 for reel size information. Control Voltage +5 V, -8.5 V Operating Temperature -40C to +85C Storage Temperature -65C to +150C 2. Exceeding any one or combination of these limits may cause permanent damage to this device. 3. M/A-COM does not recommend sustained operation near these survivability limits. * Restrictions on Hazardous Substances, European Union Directive 2002/95/EC. 11 1 M/A-COM 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: MAATSS0020 Digital Attenuator, 31 dB, 5-Bit Rev. V2 DC - 2.0 GHz Electrical Specifications: T = 25C, Z = 50 A 0 Parameter Test Conditions Units Min. Typ. Max. DC - 0.1 GHz dB 1.6 0.1 - 0.5 GHz dB 1.7 Reference Insertion Loss 0.5 - 1.0 GHz dB 1.9 2.2 1.0 - 2.0 GHz dB 2.2 DC - 1.0 GHz (0.20 dB + 3% of Atten Setting in dB) dB 4 Attenuation Accuracy DC - 2.0 GHz (0.30 dB + 3% of Atten Setting in dB) dB VSWR (Any State) Ratio 1.5:1 Trise, Tfall 10% to 90% RF, 90% to 10% RF nS 8 50%Control to 90% RF, Ton, Toff nS 15 50% Control to 10% RF Transients In Band mV 2 Input Power 1 dB Compression 0.05 GHz dBm 20 0.5 - 2.0 GHz dBm 27 0.05 GHz dBm 45 0.5 - 2.0 GHz dBm 60 IP 2 Measured Relative to Input Power (for two-tone input power up to +5 dBm) 0.05 GHz dBm 34 0.5 - 2.0 GHz dBm 50 IP 3 Measured Relative to Input Power (for two-tone input power up to +5 dBm) 4. Attenuation accuracy specifications apply with negative bias control and low inductance grounding. 5 Truth Table Handling Procedures Please observe the following precautions to avoid Control Inputs damage: VC VC VC VC VC VC VC VC VC Atten (dB) 5 4 4 3 3 2 2 1 1 Static Sensitivity 1 1 0 1 0 1 0 1 0 Reference Gallium Arsenide Integrated Circuits are sensitive to electrostatic discharge (ESD) and can be dam- 0 1 0 1 0 1 0 1 0 1 dB aged by static electricity. Proper ESD control tech- 1 0 1 1 0 1 0 1 0 2 dB niques should be used when handling these de- vices. 1 1 0 0 1 1 0 1 0 4 dB 1 1 0 1 0 0 1 1 0 8 dB 1 1 0 1 0 1 0 0 1 16 dB 0 0 1 0 1 0 1 0 1 31 dB 5. 0 = Vin Low = 0 V = 0 to -0.2V 20 A maximum. 1 = Vin High = -5V 20 A typical to -8 V 200 A maximum. 22 2 M/A-COM 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: