MAATSS0019 Digital Attenuator, 4-Bit, Single Control, 15 dB 0.5 - 4.0 GHz Functional Schematic 3,4 Features • • • • • • • Rev. V3 Single Control CMOS Logic for Each Bit Attenuation: 1 dB Steps to 15 dB Low DC Power Consumption: 50 µW Lead-Free TSSOP-16 Package 100% Matte Tin Plating over Copper Halogen-Free “Green” Mold Compound RoHS* Compliant and 260°C Reflow Compatible Description The M/A-COM MAATSS0019 is a 4 Bit, 1 dB step GaAs MMIC digital attenuator in a lead-free TSSOP16 surface mount plastic package. The MAATSS0019 is ideally suited for use where high accuracy, very low power consumption and low intermodulation products are required. Typical applications include radio, cellular, wireless LANs, GPS equipment and other gain / level control circuits. The MAATSS0019 is fabricated using a mature 1 micron GaAs MESFET process. The process features full chip passivation for increased performance and reliability. Ordering Information 1,2 3. Required external blocking caps shown. 4. VS can be applied at RF1 or RF2 using a 10K Ω or greater pull-up resistor. Pin Configuration Part Number Package Pin No. Function Pin No. Function MAATSS0019 Bulk Packaging 1 Ground 9 RF Port 2 MAATSS0019TR 1000 piece reel 2 Ground 10 Ground MAATSS0019SMB Sample Board 3 VC1 11 Ground 4 VC2 12 Ground 5 VC3 13 Ground 6 VC4 14 Ground 7 Ground 15 Ground 8 Ground 16 RF Port 1 1. Reference Application Note M513 for reel size information. 2. All sample boards include 5 loose parts. * 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 • Europe Tel: +353.21.244.6400 is considering for development. Performance is based on target specifications, simulated results, • India Tel: +91.80.43537383 • China Tel: +86.21.2407.1588 and/or prototype measurements. Commitment to develop is not guaranteed. Visit www.macomtech.com for additional data sheets and product information. PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology 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. MAATSS0019 Digital Attenuator, 4-Bit, Single Control, 15 dB 0.5 - 4.0 GHz Rev. V3 Electrical Specifications: TA = 25°C Parameter Test Conditions Units Min. Typ. Max. Reference Insertion Loss 0.5 - 1.0 GHz 1.0 - 2.0 GHz 2.0 - 3.0 GHz 3.0 - 4.0 GHz dB dB dB dB — — — — 1.3 1.6 1.8 2.5 1.6 — — — Attenuation Accuracy 0.5 - 1.0 GHz 1.0 - 2.0 GHz 2.0 - 4.0 GHz VSWR 0.5 - 2.0 GHz 2.0 - 4.0 GHz Ratio Ratio — — 1.3:1 1.3:1 — — Trise, Tfall — µS — 2.5 — Ton, Toff — µS — 1.0 — Input P1dB > 0.5 GHz dBm — 24 — IP2 Measured Relative to Input Power, Two Tone input up to 5 dBm, 5 MHz Spacing > 0.5 GHz dBm — 80 — IP3 Measured Relative to Input Power, Two Tone input up to 5 dBm, 5 MHz Spacing > 0.5 GHz dBm — 47 — Absolute Maximum Ratings 5,6 Parameter Absolute Maximum Input Power 50 MHz 500 - 4000 MHz +27 dBm +34 dBm Control Voltage ± (0.25 dB +5% of Atten. setting in dB) dB ± (0.4 dB +5% of Atten. setting in dB) dB Typical ± (0.6 dB +5% of Atten. setting in dB) dB Typical Truth Table 7,8 VC1 VC2 VC3 VC4 Attenuation (dB) 1 1 1 1 Reference IL 1 1 1 0 1 +8 V, -1.0 V 1 1 0 1 2 Operating Temperature -40°C to +85°C 1 0 1 1 4 Storage Temperature -65°C to +150°C 0 1 1 1 8 0 0 0 0 15 5. Exceeding any one or combination of these limits may cause permanent damage to this device. 6. M/A-COM does not recommend sustained operation near these survivability limits. 7. 0 = 0 ± 0.2 V, 1 = +5 V @ 50 µA max. current total. 8. VS = +5 V. Handling Procedures Please observe the following precautions to avoid damage: Static Sensitivity Gallium Arsenide Integrated Circuits are sensitive to electrostatic discharge (ESD) and can be damaged by static electricity. Proper ESD control techniques should be used when handling these devices. 2 ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions • North America Tel: 800.366.2266 • Europe Tel: +353.21.244.6400 is considering for development. Performance is based on target specifications, simulated results, • India Tel: +91.80.43537383 • China Tel: +86.21.2407.1588 and/or prototype measurements. Commitment to develop is not guaranteed. Visit www.macomtech.com for additional data sheets and product information. PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology 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. MAATSS0019 Digital Attenuator, 4-Bit, Single Control, 15 dB 0.5 - 4.0 GHz Rev. V3 Typical Performance Curves Insertion Loss Relative Attenuation 5 16 14 4 12 10 3 8 2 6 4 1 2 0 0 0 1 2 3 4 0 1 3 4 Output Return Loss Input Return Loss 0 0 IL 1 dB 2 dB 4 dB 8 dB 15 dB -10 -10 -20 -20 IL 1 dB 2 dB 4 dB 8 dB 15 dB -30 -30 -40 2 Frequency (GHz) Frequency (GHz) 0 1 2 3 4 -40 0 1 2 3 4 3 4 Frequency (GHz) Frequency (GHz) Attenuation Accuracy Input IP3 50 0.8 1 dB 2 dB 4 dB 8 dB 15 dB 0.6 0.4 45 0.2 40 0 -0.2 IL 1 dB 2 dB 4 dB 8 dB 15 dB 35 -0.4 -0.6 0 1 2 Frequency (GHz) 3 4 30 0 1 2 Frequency (GHz) 3 ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions • North America Tel: 800.366.2266 • Europe Tel: +353.21.244.6400 is considering for development. Performance is based on target specifications, simulated results, • India Tel: +91.80.43537383 • China Tel: +86.21.2407.1588 and/or prototype measurements. Commitment to develop is not guaranteed. Visit www.macomtech.com for additional data sheets and product information. PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology 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. MAATSS0019 Digital Attenuator, 4-Bit, Single Control, 15 dB 0.5 - 4.0 GHz Rev. V3 Lead Free TSSOP-16† † Reference Application Note M538 for lead-free solder reflow recommendations. Meets JEDEC moisture sensitivity level 1 requirements. 4 ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions • North America Tel: 800.366.2266 • Europe Tel: +353.21.244.6400 is considering for development. Performance is based on target specifications, simulated results, • India Tel: +91.80.43537383 • China Tel: +86.21.2407.1588 and/or prototype measurements. Commitment to develop is not guaranteed. Visit www.macomtech.com for additional data sheets and product information. PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology 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.