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| MAAD-008790-000100 Constant Phase Digital Attenuator 32 dB, 2-Bit, TTL Driver, DC-3.0 GHz Features * * * * * * * * Attenuation: 1.0 dB Steps to 31.0 dB Phase error: 3 Typical at 2 GHz 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-008790-000100 is a GaAs pHEMT 5-bit digital attenuator with integral TTL driver. This attenuator was designed to minimize phase variation over attenuation. Step size is 1.0 dB providing a 31.0 dB total attenuation range. This device is in an PQFN plastic surface mount package. MAAD-008790-000100 is ideally suited for use where accuracy, constant phase over attenuation, very low power consumption and low costs are required. Pin Configuration1 Pin No. 1 2 3 4 Function GND C4 C3 C2 C1 C5 GND NC NC NC 2 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-008790-000100 MAAD-008790-0001TR MAAD-008790-0001TB 5 6 Package Bulk Packaging 1000 piece reel Sample Test Board 7 8 9 10 11 12 13 14 15 16 1. GND RF1 GND NC NC NC Note: Reference Application Note M513 for reel size information. * Restrictions on Hazardous Substances, European Union Directive 2002/95/EC. 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 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-008790-000100 Constant Phase Digital Attenuator 32 dB, 2-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 Phase Accuracy Relative to Reference Loss State VSWR Switching Speed Ton Toff Trise Tfall 1 dB Compression4 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. Rev. V1 Test Conditions -- -- Any Single Bit Any Combination of Bits Any Single Bit Any Single Bit Any Combination of Bits Any Combination of Bits Full Range Frequency -- DC - 2.0 GHz 2.0 - 4.0 GHz DC - 4.0 GHz DC - 4.0 GHz DC - 2.0 GHz 2.0 - 4.0 GHz DC - 2.0 GHz 2.0 - 4.0 GHz DC - 4.0 GHz Units dBm dB dB Min -- -- -- Typ -- -- -- Max +20 5.0 5.5 (0.3 +3% of atten setting in dB) (0.3 +3% of atten setting in dB) deg deg deg deg Ratio -- -- -- -- -- -- -- -- -- -- 3 5 5 9 1.8:1 1.3 V Cntl to 90% RF 1.3 V Cntl to 10% 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 - 4.0 GHz 0.05-4.0 GHz 0.05-4.0 GHz -- -- -- -- -- ns ns ns ns dBm dBm dBm dBm V V V V uA -- -- -- -- -- -- -- -- 4.5 -8.0 0.0 2.0 -1 See Table 13 See Table 3 >+27 >+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. 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-008790-000100 Constant Phase Digital Attenuator 32 dB, 2-Bit, TTL Driver, DC-3.0 GHz Rev. V1 Recommended PCB Configuration 8 Absolute Maximum Ratings 5,6 Parameter Max. Input Power VCC VEE VCC - VEE Vin 7 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 5. 6. 7. 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. 8. Application Note S2083 is available on line at www.macom.com 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. Truth Table (Digital Attenuator) C5 0 0 0 0 0 1 1 C4 0 0 0 0 1 0 1 C3 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 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 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-008790-000100 Constant Phase Digital Attenuator 32 dB, 2-Bit, TTL Driver, DC-3.0 GHz Typical Performance Curves Reference Loss vs. Frequency Attenuation - 1 dB Bit vs. Frequency Rev. V1 7.00 25C 1.20 -40C Reference Loss (dB) 6.00 85C Attenuation (dB) 1.10 1.00 0.90 85C 25C 5.00 -40C 4.00 3.00 0 1 2 3 4 Frequency (GHz) 5 6 0.80 0 1 2 3 4 5 6 Frequency (GHz) Attenuation - 2 dB Bit vs. Frequency Attenuation - 4 dB Bit vs. Frequency 2.75 2.50 2.25 2.00 85C 4.75 Attenuation (dB) 25C -40C 25C -40C Attenuation (dB) 4.50 4.25 4.00 85C 1.75 0 1 2 3 4 Frequency (GHz) 5 6 3.75 0 1 2 3 4 Frequency (GHz) 5 6 Attenuation - 8 dB Bit vs. Frequency 8.75 Attenuation (dB) 8.50 8.25 8.00 85C 25C -40C Attenuation - 16 dB Bit vs. Frequency 17.50 25C 17.00 Loss (dB) 85C 16.50 16.00 -40C 7.75 0 1 2 3 4 Frequency (GHz) 5 6 15.50 0 1 2 3 4 Frequency (GHz) 5 6 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-008790-000100 Constant Phase Digital Attenuator 32 dB, 2-Bit, TTL Driver, DC-3.0 GHz Typical Performance Curves Attenuation - 31 dB Attenuation vs. Frequency Phase - 1 dB Bit vs. Frequency Relative to Reference Loss State 6.00 25C -40C Rev. V1 32.50 32.00 Loss (dB) 31.50 31.00 85C 25C -40C Phase (Degrees) 4.00 2.00 0.00 -2.00 85C 30.50 0 1 2 3 4 Frequency (GHz) 5 6 0 1 2 3 4 Frequency (GHz) 5 6 Phase - 2 dB Bit vs. Frequency Relative to Reference Loss State 4.00 2.00 0.00 -2.00 -4.00 0 1 2 3 4 Frequency (GHz) 5 6 -40C 25C Phase - 4 dB Bit vs. Frequency Relative to Reference Loss State 6.00 4.00 2.00 0.00 -2.00 -4.00 0 1 2 3 4 Frequency (GHz) 5 6 85C -40C 25C Phase (Degrees) 85C Phase - 8 dB Bit vs. Frequency Relative to Reference Loss State 6.00 -40C Phase - 16 dB Bit vs. Frequency Relative to Reference Loss State 8.00 25C -40C Phase (Degrees) Phase (Degrees) 3.00 0.00 -3.00 85C 25C Phase (Degrees) 4.00 0.00 -4.00 -8.00 85C -6.00 0 1 2 3 4 Frequency (GHz) 5 6 0 1 2 3 4 Frequency (GHz) 5 6 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-008790-000100 Constant Phase Digital Attenuator 32 dB, 2-Bit, TTL Driver, DC-3.0 GHz Typical Performance Curves Phase - 31 dB Attenuation vs. Frequency Relative to Reference Loss State 12.00 8.00 4.00 0.00 -4.00 0 1 2 3 4 Frequency (GHz) 5 6 25C -40C Rev. V1 VSWR - Reference State vs. Frequency 2.00 1.80 VSWR 1.60 RF2 Phase (Degrees) 1.40 1.20 RF1 85C 1.00 0 1 2 3 4 Frequency (GHz) 5 6 VSWR - 1 dB Bit vs. Frequency VSWR - 2 dB Bit vs. Frequency 2.00 1.80 VSWR VSWR 2.00 1.80 RF2 1.60 1.40 1.20 RF1 1.60 1.40 1.20 RF1 RF2 1.00 0 1 2 3 4 Frequency (GHz) 5 6 1.00 0 1 2 3 4 Frequency (GHz) 5 6 VSWR - 4 dB Bit vs. Frequency VSWR - 8 dB Bit vs. Frequency 2.00 1.80 VSWR 1.60 1.40 1.20 1.00 0 6 RF1 2.00 1.80 RF2 VSWR 1.60 1.40 1.20 1.00 RF1 RF2 1 2 3 4 Frequency (GHz) 5 6 0 1 2 3 4 Frequency (GHz) 5 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-008790-000100 Constant Phase Digital Attenuator 32 dB, 2-Bit, TTL Driver, DC-3.0 GHz Typical Performance Curves VSWR - 16 dB Bit vs. Frequency VSWR - 31 dB Attenuation vs. Frequency Rev. V1 2.00 1.80 VSWR 1.60 1.40 1.20 1.00 0 1 RF1 RF2 2.00 1.80 VSWR 1.60 1.40 1.20 RF2 RF1 1.00 2 3 4 Frequency (GHz) 5 6 0 1 2 3 4 Frequency (GHz) 5 6 Typical Input IP2 and IP3 at Room Temperature9 IP2 Attenuation Reference State 1 dB 2 dB 4 dB 8 dB 16 dB 31 dB 9. IP3 2 GHz 70 70 70 70 70 65 50 50 MHz 50 50 50 50 50 50 50 500 MHz 68 68 68 68 68 68 50 50 MHz 39 39 39 37 37 31 31 500 MHz 43 43 43 37 37 32 30 2 GHz 42 37 37 37 37 32 29 Units dBm dBm dBm dBm dBm dBm dBm IP2 and IP3 are measured with two-tone inputs F1 and F2 up to +5 dBm with 1 MHz spacing. Typical Switching Speed at Room Temperature Testing Condition Ref. State 1 dB Ref. State 2 dB Ref. State 4 dB Ref. State 8 dB Ref. State 16 dB Ref. State 31 dB 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. Ton 3.6 3.6 3.7 3.3 4.5 30.5 Trise 3.6 3.6 3.7 3.3 4.5 30.5 Units s s s s s s MAAD-008790-000100 Constant Phase Digital Attenuator 32 dB, 2-Bit, TTL Driver, DC-3.0 GHz CSP-1, 4 x 6 mm, 32-lead PQFN Rev. V1 Reference Application Note M538 for lead-free solder reflow recommendations. 8 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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