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| MAAD-008791-000100 Digital Attenuator 31.5 dB, 6-Bit, TTL Driver, DC-3.0 GHz Features * * * * * * * Attenuation: 0.5 dB Steps to 31.5 dB Low DC Power Consumption Small Footprint, PQFN Package Integral TTL Driver 50 ohm Impedance Test Boards are Available RoHS* Compliant Rev. V1 Functional Schematic Description M/A-COM's MAAD-008791-000100 is a GaAs pHEMT 6-bit digital attenuator with integral TTL driver. Step size is 0.5 dB providing a 31.5 dB total attenuation range. This device is in an PQFN plastic surface mount package. MAAD-008791-000100 is ideally suited for use where accuracy, very low power consumption and low costs are required. Pin Configuration1 Pin No. 1 2 3 4 5 6 Function C6 C5 C4 C3 C2 C1 GND NC NC NC2 GND RF1 GND NC NC NC 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 NC2 Vee NC +Vcc Ordering Information Part Number MAAD-008791-000100 MAAD-008791-0001TR MAAD-008791-0001TB 7 8 Package Bulk Packaging 1000 piece reel Sample Test Board 9 10 11 12 13 Note: Reference Application Note M513 for reel size information. 14 15 16 1. 2. The exposed pad centered on the package bottom must be connected to RF and DC ground. (For PQFN Packages) Pins 10 & 29 must be isolated * 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: +91.80.4155721 * 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. MAAD-008791-000100 Digital Attenuator 31.5 dB, 6-Bit, TTL Driver, DC-3.0 GHz Electrical Specifications: TA = 25C, Z0 = 50, VCC = +5.0V, VEE = -5.0V Parameter Operating Power Reference Insertion Loss Attenuation Accuracy3 Relative to Reference Loss State VSWR Switching Speed4 Ton Toff Trise Tfall 1 dB Compression5 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 Thermal Resistance jc 3. 4. 5. Rev. V1 Test Conditions -- -- Any Single Bit Any Combination of Bits Full Range Frequency -- DC - 2.0 GHz 2.0 - 3.0 GHz DC - 3.0 GHz DC - 3.0 GHz DC - 3.0 GHz Units dBm dB dB Min -- -- -- Typ -- -- -- Max +20 1.8 2.2 (0.25 +2% of atten setting in dB) (0.25 +2% of atten setting in dB) Ratio -- -- 1.8:1 1.3 V Cntl to 90% RF 1.3 V Cntl to 90% RF 10% RF to 90% RF 90% RF to 10% RF Reference State Reference State 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 VEE min to max Vin = VIL or VIH -- -- -- __ __ 0.05 GHz 0.5 - 3.0 GHz 0.05-3.0 GHz 0.05-3.0 GHz -- -- -- -- -- us ns us ns dBm dBm dBm dBm V V V V uA -- -- -- -- -- -- -- -- 4.5 -8.0 0.0 2.0 -1 4.0 12 4.0 4 +25 >+27 See Table See Table 5.0 -5.0 0.0 5.0 -- -- -- -- -- -- -- -- -- 5.5 -4.5 0.8 5.0 1 -- uA -- 250 400 -- mA -- -- 1.5 -- -- mA C/W -1.0 -- -0.2 35 -- -- This attenuator is guaranteed monotonic. Switching speed was measured between reference loss state and 31.5 dB attenuation state. 1 dB Compression was measured up to +27 dBm, which is the absolute maximum rating for this device. 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. MAAD-008791-000100 Digital Attenuator 31.5 dB, 6-Bit, TTL Driver, DC-3.0 GHz Rev. V1 Recommended PCB Configuration 9 Absolute Maximum Ratings 6,7 Parameter Max. Input Power VCC VEE VCC - VEE Vin 8 Absolute Maximum +27 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 Operating Temperature Storage Temperature 6. 7. 8. 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. 9. Application Note S2083 is available on line at www.macom.com Handling Procedures Please observe the following precautions to avoid damage: Truth Table (Digital Attenuator) C6 0 0 0 0 0 0 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. C5 0 0 0 0 0 1 C4 0 0 0 0 1 0 C3 0 0 0 1 0 0 C2 0 0 1 0 0 0 0 1 C1 0 1 0 0 0 0 0 1 Attenuation Loss, Reference 0.5 dB 1.0 dB 2.0 dB 4.0 dB 8.0 dB 16.0 dB 31.5 dB 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. 1 0 0 0 0 = TTL Low; 1 = TTL High 1 1 1 1 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: +91.80.4155721 * 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. MAAD-008791-000100 Digital Attenuator 31.5 dB, 6-Bit, TTL Driver, DC-3.0 GHz Typical Performance Curves Reference Loss vs. Frequency Attenuation - 0.5 dB Bit vs. Frequency Rev. V1 2.5 1.0 25C Reference Loss (dB) 85C 1.5 Attenuation (dB) 2.0 0.8 0.6 0.4 0.2 -40C 25C 1.0 85C 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 -40C 0.5 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 0.0 Attenuation - 1 dB Bit vs. Frequency Attenuation - 2 dB Bit vs. Frequency 1.2 2.4 Attenuation (dB) 1.1 Attenuation (dB) 85C 2.3 2.2 2.1 2.0 1.9 1.8 -40C 25C 1.0 0.9 25C 0.8 0.0 1.0 2.0 Frequency (GHz) -40C 85C 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 3.0 4.0 Attenuation - 4 dB Bit vs. Frequency Attenuation - 8 dB Bit vs. Frequency 4.6 4.4 Attenuation (dB) 4.2 4.0 3.8 3.6 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 9.5 -40C 25C Attenuation (dB) 9.0 8.5 8.0 7.5 -40C 25C 85C 85C 7.0 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 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: +91.80.4155721 * 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. MAAD-008791-000100 Digital Attenuator 31.5 dB, 6-Bit, TTL Driver, DC-3.0 GHz Typical Performance Curves Attenuation - 16 dB Bit vs. Frequency Attenuation - 31.5 dB Attenuation vs. Frequency Rev. V1 17.5 17.0 Attenuation (dB) 16.5 16.0 15.5 15.0 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 34.0 -40C Attenuation (dB) 25C 33.0 -40C 25C 32.0 85C 31.0 85C 30.0 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 VSWR - Reference State vs. Frequency VSWR - 0.5 dB Bit vs. Frequency 1.8 1.8 1.6 VSWR VSWR 1.6 1.4 RF1 RF2 1.4 RF1 1.2 1.2 RF2 1.0 1.0 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 VSWR - 1 dB Bit vs. Frequency VSWR - 2 dB Bit vs. Frequency 1.8 1.8 1.6 VSWR RF2 VSWR 1.6 1.4 RF1 1.4 RF1 1.2 1.2 RF2 1.0 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 1.0 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 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. MAAD-008791-000100 Digital Attenuator 31.5 dB, 6-Bit, TTL Driver, DC-3.0 GHz Typical Performance Curves VSWR - 4 dB Bit vs. Frequency VSWR - 8 dB Bit vs. Frequency Rev. V1 1.8 1.8 1.6 VSWR VSWR 1.6 RF2 1.4 1.4 RF1 RF1 1.2 1.2 RF2 1.0 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 1.0 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 VSWR - 16 dB Bit vs. Frequency VSWR - 31.5 dB Attenuation vs. Frequency 1.8 1.8 1.6 VSWR VSWR 1.6 RF2 1.4 RF2 1.4 1.2 RF1 1.2 RF1 1.0 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 1.0 0.0 1.0 2.0 Frequency (GHz) 3.0 4.0 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. MAAD-008791-000100 Digital Attenuator 31.5 dB, 6-Bit, TTL Driver, DC-3.0 GHz Typical Performance Typical Input IP2 and IP3 at Room Temperature10 IP2 Attenuation Reference State 0.5 dB 1 dB 2 dB 4 dB 8 dB 16 dB 31.5 dB Rev. V1 IP3 3 GHz 78 80 80 80 80 78 67 67 50 MHz 500 MHz 1 GHz 58 58 58 60 60 53 47 55 74 74 74 74 74 70 68 70 78 78 78 78 78 74 64 64 50 MHz 500 MHz 1 GHz 40 40 40 40 33 40 33 36 40 42 42 38 38 36 33 36 40 40 40 40 36 42 38 38 3 GHz 40 41 41 41 36 42 38 38 Units dBm dBm dBm dBm dBm dBm dBm dBm 10. IP2 and IP3 are measured with two-tone inputs F1 and F2 up to +5 dBm with 1 MHz spacing. CSP-1, 4 x 6 mm, 32-lead PQFN Reference Application Note M538 for lead-free solder reflow recommendations. 7 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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