MAATSS0021 Digital Attenuator, 15.5 dB, 5-Bit DC - 2.0 GHz Features * * * * * * * * * * Rev. V1 Functional Schematic 0.5 dB Attenuation Steps to 15.5 dB Ultra Low DC Power Consumption Low Intermodulation Product: +45 dBm IP3 Tape and Reel Packaging Available Temperature Stability: +/-0.15 dB from -40C to +85C Lead-Free SOIC-16 Package 100% Matte Tin Plating over Copper Halogen-Free "Green" Mold Compound 260C Reflow Compatible RoHS* Compliant Version of AT-280 16 15 14 8 dB 13 4 dB 12 10 11 2 dB 9 1 dB 0.5 dB 6 7 Description M/A-COM's MAATSS0021 is a 5-bit, 0.5-dB step GaAs MMIC digital attenuator in a lead-free SOIC16 surface mount plastic package. The MAATSS0021 is ideally suited for use where high accuracy, fast switching, very low power consumption and low intermodulation products are required at a low cost. 1 2 3 4 5 8 Pin Configuration Pin No. Function Pin No. Function Typical applications include radio and cellular equipment, wireless LANS, GPS equipment and other gain/level control circuits. 1 VC1 9 RF2 2 VC1 10 Ground 3 VC2 11 Ground The MAATSS0021 is fabricated with a monolithic GaAs MMIC using a mature 1-micron process. The process features full chip passivation for increased performance and reliability. 4 VC2 12 Ground 5 VC3 13 Ground 6 VC3 14 Ground 7 VC4 15 Ground 8 VC5 16 RF1 Ordering Information 1 Absolute Maximum Ratings 2,3 Part Number Package MAATSS0021 Bulk Packaging Parameter Absolute Maximum MAATSS0021TR-3000 3000 piece reel MAATSS0021SMB Sample Board Input Power: 0.05 GHz 0.5 - 2.0 GHz +27 dBm +34 dBm Control Voltage -8.5 V < VC < +5 V Operating Temperature -40C to +85C Storage Temperature -65C to +150C 1. Reference Application Note M513 for reel size information. 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. 1 ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions * North America Tel: 800.366.2266 / Fax: 978.366.2266 is considering for development. Performance is based on target specifications, simulated results, * Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 and/or prototype measurements. Commitment to develop is not guaranteed. * Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology Visit www.macomtech.com for additional data sheets and product information. Solutions has under development. Performance is based on engineering tests. Specifications are typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available. M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make Commitment to produce in volume is not guaranteed. changes to the product(s) or information contained herein without notice. MAATSS0021 Digital Attenuator, 15.5 dB, 5-Bit DC - 2.0 GHz Rev. V1 Electrical Specifications: TA = 25C, Z0 = 50 Parameter Test Conditions Units Min Typ Max Reference Insertion Loss DC - 0.1 GHz DC - 0.5 GHz DC - 1.0 GHz DC - 2.0 GHz dB dB dB dB -- -- -- -- 1.1 1.3 1.5 1.8 -- -- -- 2.0 Attenuation Accuracy 4 DC - 2.0 GHz VSWR (Any state) Ratio -- 1.5:1 -- Trise, Tfall 10% to 90% RF, 90% to 10% RF nS -- 12 -- Ton, Toff 50% Control to 90% RF, 50% Control to 10% RF nS -- 18 -- Transients In Band mV -- 30 -- 1 dB Compression Input Power, 0.05 GHz Input Power, 0.5 - 2.0 GHz dBm dBm -- -- 22 27 -- -- IP2 0.05 GHz 0.5 - 2.0 GHz Measured Relative to Input Power (for two-tone input power up to +5 dBm) dBm dBm -- -- 53 68 -- -- IP3 0.05 GHz 0.5 - 2.0 GHz Measured Relative to Input Power (for two-tone input power up to +5 dBm) dBm dBm -- -- 40 45 -- -- (0.30 dB +3% of Attenuation Setting in dB) dB 4. Attenuation acccuracy specifications apply with negative bias control and low inductance grounding. Lead-Free SOIC-16 Truth Table Control Inputs VC5 VC4 VC3 VC3 VC2 VC2 VC1 VC1 Atten. 1 1 1 0 1 0 1 0 Reference 0 1 1 0 1 0 1 0 0.5 dB 1 0 1 0 1 0 1 0 1 dB 1 1 0 1 1 0 1 0 2 dB 1 1 1 0 0 1 1 0 4 dB 1 1 1 0 1 0 0 1 8 dB 0 0 0 1 0 1 0 1 15.5 dB 0 = Vin Low = 0 V = 0 to -0.2 V @ 20 A maximum 1 = Vin High = -5 V at 20 A to -8 V at 20 A maximum Reference Application Note M538 for lead-free solder reflow recommendations. 2 ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions * North America Tel: 800.366.2266 / Fax: 978.366.2266 is considering for development. Performance is based on target specifications, simulated results, * Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 and/or prototype measurements. Commitment to develop is not guaranteed. * Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology Visit www.macomtech.com for additional data sheets and product information. Solutions has under development. Performance is based on engineering tests. Specifications are typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available. M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make Commitment to produce in volume is not guaranteed. changes to the product(s) or information contained herein without notice. MAATSS0021 Digital Attenuator, 15.5 dB, 5-Bit DC - 2.0 GHz Rev. V1 Typical Performance Curves Insertion Loss Attenuation Accuracy 3.0 0.3 2.5 0.2 +25C -40C +85C 2.0 0.1 1.5 0.0 1.0 -0.1 0.5 0.0 0.0 0.5 dB Atten 1 dB Atten 2 dB Atten 4 dB Atten 8 dB Atten 15.5 dB Atten -0.2 0.5 1.0 1.5 2.0 Frequency (GHz) -0.3 0.0 0.5 1.0 1.5 2.0 Frequency (GHz) VSWR 1.5 0.5 dB 1 dB 2 dB 4 dB 8 dB 15.5 dB 1.4 1.3 1.2 1.1 1.0 0.0 0.5 1.0 1.5 2.0 Frequency (GHz) 3 ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions * North America Tel: 800.366.2266 / Fax: 978.366.2266 is considering for development. Performance is based on target specifications, simulated results, * Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 and/or prototype measurements. Commitment to develop is not guaranteed. * Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology Visit www.macomtech.com for additional data sheets and product information. Solutions has under development. Performance is based on engineering tests. Specifications are typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available. M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make Commitment to produce in volume is not guaranteed. changes to the product(s) or information contained herein without notice.