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| AT65-0413 Digital Attenuator 15.0 dB, 4-Bit, TTL Driver, DC-3.0 GHz Features Attenuation: 1.0 dB steps to 15 dB Low DC Power Consumption Integral TTL Driver 50 Ohm Impedance Temperature Stability: 0.18 dB from -40C to +85C Typ. SO-16 Package M/A-COM Products Rev. 9 Schematic with Off-Chip Components or Functional Block Description M/A-COM's AT65-0413 is a GaAs FET 4-bit digital attenuator with a 1.0 dB minimum step size and a 15 dB total attenuation range. This device is in a SOIC16 plastic surface mount package. AT65-0413 is ideally suited for use where accuracy, fast speed, very low power consumption and low costs are required. Typical applications include dynamic range setting in precision receiver circuits and other gain/ leveling control circuits. Ordering Information Part Number AT65-0413 AT65-0413TR AT65-0413-TB Pin Configuration Package Bulk Packaging 1000 piece reel Sample Test Board Pin No. 1 2 3 4 Function GND RF1 GND NC1 Vee Vcc C4 C3 Pin No. 9 10 11 12 13 14 15 16 Function C2 C1 GND GND NC1 GND RF2 GND Note: Reference Application Note M513 for reel size information. 5 6 7 8 1. NC = No Connection * 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. AT65-0413 Digital Attenuator 15.0 dB, 4-Bit, TTL Driver, DC-3.0 GHz Electrical Specifications: TA = 25C Parameter Insertion Loss M/A-COM Products Rev. 9 Test Conditions -- Frequency DC - 0.5 GHz DC - 2.0 GHz DC - 3.0 GHz DC - 3.0 GHz DC - 3.0 GHz 10% to 90% 50% Cntl to 90%/10% RF In-Band -- -- 50 MHz 0.5 - 3.0 GHz 50 MHz 0.5 - 3.0 GHz 0.05 GHz 0.5 - 3.0 GHz -- -- -- -- -- -- -- Units dB dB dB dB Ratio nS nS mV ns ns dBm dBm dBm dBm dBm dBm V V V V uA uA mA Min -- -- -- Typ 1.5 1.8 2.1 Max 1.9 2.2 2.6 Attenuation Accuracy VSWR Trise, Tfall Ton, Toff Transients Switching Speed 1 dB Compression Input IP3 Input IP2 Vcc VEE VIL VIH lin (Input Leakage Current) Icc (Quiescent Supply Current) Icc (Additional Supply Current Per TTL Input Pin) IEE Any Bit or Combination of Bits Full Range 10% to 90% 50% Cntl to 90%/10% RF In-Band 50% Cntl to 90%/10% RF 10% to 90% or 90% to 10% -- Two-tone Inputs up to +5 dBm Two-tone inputs up to +5 dBm -- LOW-level input voltage HIGH-level input voltage Vin = VCC or GND Vcntrl = VCC or GND VCC = Max, Vcntrl = VCC - 2.1 V (.25 + 3% of attenuation) or .55 dB, Whichever is greater -- -- -- -- -- -- -- -- -- -- -- -- 4.5 -8.0 0.0 2.0 -1.0 -- -- -- 10 30 35 25 4 +21 +27 +35 +48 +43 +73 5.0 -5.0 -- -- -- 250 -- 1.6:1 50 150 -- -- -- -- -- -- -- -- -- 5.5 -4.75 0.8 5.0 1.0 400 1.0 VEE min to max, Vin = VIL or VIH -- mA -1.0 -0.2 -- Absolute Maximum Ratings 2,3 Parameter Max. Input Power 0.05 GHz 0.5 - 3.0 GHz VCC VEE VCC - VEE Vin4 Operating Temperature Storage Temperature Recommended PCB Configuration Absolute Maximum +27 dBm +34 dBm -0.5V VCC +7.0V -8.5V VEE +0.5V -0.5V VCC - VEE 14.5V -0.5V Vin VCC + 0.5V -40C to +85C -65C to +125C 2. 3. 4. 2 Exceeding any one or combination of these limits may cause permanent damage to this device. M/A-COM does not recommend sustained operation near these survivability limits. Standard CMOS TTL interface, latch-up will occur if logic signal is applied prior to power supply. 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. AT65-0413 Digital Attenuator 15.0 dB, 4-Bit, TTL Driver, DC-3.0 GHz Handling Procedures Please observe the following precautions to avoid damage: M/A-COM Products Rev. 9 Truth Table (Digital Attenuator) C1 0 1 0 0 0 1 C2 0 0 1 0 0 1 C3 0 0 0 1 0 1 C4 0 0 0 0 1 1 Attenuation Loss, Reference 1.0 dB 2.0 dB 4.0 dB 8.0 dB 15.0 dB 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. 0 = TTL Low; 1 = TTL High Typical Performance Curves Reference Loss vs. Frequency 4.0 Attenuation - 1 dB Bit vs. Frequency 1.3 Reference Loss (dB) 3.0 Attenuation (dB) 85C 25C 1.2 1.1 1.0 0.9 0.8 0.0 0.5 1.0 1.5 -40C 25C 2.0 1.0 -40C 0.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Frequency (GHz) 85C 2.0 2.5 3.0 3.5 4.0 Frequency (GHz) Attenuation - 2 dB Bit vs. Frequency 2.6 Attenuation - 4 dB Bit vs. Frequency 4.6 Attenuation (dB) 2.2 Attenuation (dB) 2.4 -40C 85C -40C 4.4 25C 4.2 2.0 25C 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.0 85C 1.8 Frequency (GHz) 3.8 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 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. AT65-0413 Digital Attenuator 15.0 dB, 4-Bit, TTL Driver, DC-3.0 GHz Typical Performance Curves Attenuation - 8 dB Bit vs. Frequency 8.6 M/A-COM Products Rev. 9 Attenuation - 15 dB Attenuation vs. Frequency 16.5 Attenuation (dB) 8.4 25C -40C Attenuation (dB) 16.0 -40C 8.2 15.5 8.0 85C 7.8 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Frequency (GHz) 15.0 25C 14.5 0.0 0.5 1.0 1.5 2.0 2.5 85C 3.0 3.5 4.0 Frequency (GHz) VSWR vs. Frequency Reference Loss State 2.0 1.8 1.6 1.4 1.2 1.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Frequency (GHz) VSWR - 1 dB Bit vs. Frequency 2.0 RF2 VSWR 1.8 RF2 RF1 1.6 1.4 1.2 1.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Frequency (GHz) VSWR RF1 VSWR - 2 dB Bit vs. Frequency 2.0 1.8 1.6 1.4 1.2 1.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Frequency (GHz) VSWR - 4 dB Bit vs. Frequency 2.0 1.8 VSWR RF2 VSWR RF1 1.6 1.4 1.2 1.0 0.0 0.5 RF1 RF2 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Frequency (GHz) 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. AT65-0413 Digital Attenuator 15.0 dB, 4-Bit, TTL Driver, DC-3.0 GHz Typical Performance Curves VSWR - 8 dB Bit vs. Frequency 2.0 1.8 1.6 M/A-COM Products Rev. 9 VSWR - 15 dB Attenuation vs. Frequency 2.0 1.8 1.6 VSWR RF2 1.4 1.2 1.0 0.0 0.5 1.0 1.5 VSWR RF1 RF1 1.4 1.2 1.0 RF2 2.0 2.5 3.0 3.5 4.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Frequency (GHz) Frequency (GHz) SOIC-16 Reference Application Note M538 for solder reflow recommendations. 5 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. |
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