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| AT90-0263 Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Features * * * * * * * * Attenuation: 1.0 dB Steps to 31 dB Low DC Power Consumption Small Footprint, JEDEC Package Integral TTL Driver 50 ohm Impedance Test Boards are Available Tape and Reel Packaging Available CSP-1 Package Rev. V11 Block Diagram Description M/A-COM's AT90-0263 is a GaAs FET 5-bit digital attenuator with integral TTL driver. Step size is 1.0 dB providing 31 dB total attenuation range. This device is in a PQFN plastic surface mount package. The AT90-0263 is ideally suited for use where accuracy, fast speed, very low power consumption and low costs are required. Pin Configuration2 Pin No. 1 2 3 4 5 Function GND C16 C8 C4 C2 C1 GND NC NC NC 1 Pin No. 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 Function NC NC NC NC NC NC NC NC NC GND RF2 GND NC1 Vee NC +Vcc Ordering Information Part Number AT90-0263 AT90-0263TR AT90-0263-TB 6 7 Package Bulk Packaging 1000 piece reel Sample Test Board 8 9 10 11 12 13 14 15 16 1. 2. GND RF1 GND NC NC NC Note: Reference Application Note M513 for reel size information. Pins 10 & 29 must be isolated The exposed pad centered on the package bottom must be connected to RF and DC ground. (For PQFN Packages) 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: +91.80.4155721 * 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. AT90-0263 Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Electrical Specifications: TA = +25C Parameter Insertion Loss Attenuation Accuracy VSWR Switching Speed 1 dB Compression Input IP3 Vcc Vee VIL VIH lin (Input Leakage Current) Icc (Quiescent Supply Current) Icc (Additional Supply Current Per TTL Input Pin) IEE Thermal Resistance jc Rev. V11 Test Conditions -- Individual Bits 1-2-4-8-16 dB Any Combination of Bits 1 to 31 dB Full Range 50% Cntl to 90%/10% RF 10% to 90% or 90% to 10% -- -- 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 Frequency DC - 3.0 GHz DC - 3.0 GHz DC - 3.0 GHz DC - 3.0 GHz -- -- 50 MHz 0.5 - 3.0 GHz 50 MHz 0.5 - 3.0 GHz -- -- -- -- -- -- -- Units dB dB dB Ratio ns ns dBm dBm dB dB V V V V uA uA mA Min -- -- -- -- -- -- -- -- -- -- 4.75 -8.0 0.0 2.0 -1.0 -- -- Typ 3.6 -- -- 2.0:1 75 20 +21 +24 +35 +48 5.0 -5.0 -- -- -- 250 -- Max 4.0 (.3 +5% of atten setting) (.5 +7% of atten setting) 2.2:1 150 50 -- -- -- -- 5.25 -4.75 0.8 5.0 1.0 400 1.0 VEE min to max, Vin = VIL or VIH -- -- -- mA C/W -1.0 -- -0.2 35 -- -- Absolute Maximum Ratings Parameter Max. Input Power 0.05 GHz 0.5 - 3.0 GHz VCC VEE VCC - VEE Vin5 Operating Temperature Storage Temperature 3. 4. 5. 3,4 Recommended PCB Configuration6 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 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. 6. Application Note S2083 is available on line at www.macom.com 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: +91.80.4155721 * 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. AT90-0263 Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Handling Procedures Please observe the following precautions to avoid damage: Rev. V11 Truth Table (Digital Attenuator) C16 C8 0 0 0 0 1 0 1 C4 0 0 0 1 0 0 1 C2 0 0 1 0 0 0 1 C1 0 1 0 0 0 0 1 Attenuation Loss, Reference 1.0 dB 2.0 dB 4.0 dB 8.0 dB 16.0 dB 31.0 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 0 0 0 0 1 1 Moisture Sensitivity The MSL rating for this part is defined as Level 2 per IPC/JEDEC J-STD-020. Parts shall be stored and/or baked as required for MSL Level 2 parts. 0 = TTL Low; 1 = TTL High Typical Performance Curves Insertion Loss 4.0 VSWR @ Insertion Loss Inp ut 3.00 Out p ut Loss (dB) 3.0 V SW R 2.00 2.0 1.0 0 1000 2000 3000 4000 1.00 0 1000 2000 3000 4000 Fre que ncy (MHz ) Frequency (MHz) Attenuation Error, 2 dB Bit Attenuation Error, 1 dB Bit 0.3 0.3 0.2 0.2 Error (dB) 0.1 Error (dB) 0 1000 2000 3000 4000 0.1 0 0 -0.1 -0.1 0 1000 2000 3000 4000 Fre que ncy (MHz ) 3 Fre que ncy (MHz ) 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: +91.80.4155721 * 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. AT90-0263 Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Typical Performance Curves Attenuation Error, 4 dB Bit 0.7 Rev. V11 Attenuation Error, 8 dB Bit 0.7 0.5 Error (dB) 0.5 0.3 Error (dB) 0 1000 2000 3000 4000 0.3 0.1 0.1 -0.1 -0.1 0 1000 2000 3000 4000 Fre que ncy (MHz ) Fre que ncy (MHz ) Attenuation Error, 16 dB Bit Attenuation Error, Max. Attenuation 1.5 1 .5 Error (dB) 0.5 0.5 Error (dB) -0.5 -0.5 -1.5 0 1000 2000 3000 4000 -1 .5 0 1 000 2000 3000 4000 Fre que ncy (MHz ) Frequency (MHz) VSWR, 1 dB Bit O ut p ut 1.8 Inp ut VSWR, 2 dB Bit Inp ut 1.6 Out p ut 1.6 1.4 VSWR 1.4 VSWR 0 1000 2000 3000 4000 1.2 1.2 1.0 1.0 0 1000 2000 3000 4000 Fre que ncy (MHz ) 4 Fre que ncy (MHz ) 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: +91.80.4155721 * 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. AT90-0263 Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V11 Typical Performance Curves VSWR, 4 dB Bit VSWR, 8 dB Bit Inp ut 1.6 Out p ut 1.6 I np ut O ut p ut 1.4 1.4 VSWR 1.2 VSWR 1.2 1.0 0 1000 2000 3000 4000 0 1000 2000 3000 4000 1.0 Fre que ncy (MHz ) Fre que ncy (MHz ) VSWR, 16 dB Bit VSWR, Maximum Attenuation Inp ut 1.6 Out p ut 1.6 Inp ut Out p ut 1.4 1.4 VSW R 1.2 VSWR 1.2 1.0 0 1000 2000 3000 4000 1.0 0 1000 2000 3000 4000 Frequency (MHz) Fre que ncy (MHz ) 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: +91.80.4155721 * 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. AT90-0263 Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V11 CSP-1, 4 x 6 mm, 32-lead PQFN Reference Application Note M538 for lead-free solder reflow recommendations. 6 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: +91.80.4155721 * 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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