MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Functional Schematic Features • • • • • • • Rev. V2 Attenuation: 1 dB steps to 31 dB Minimal Phase Variation over Attenuation Range Low DC Power Consumption Hermetic Surface Mount Package Integral TTL Driver 50 Ω Nominal Impedance RoHS* Compliant and 260°C Reflow Compatible Description The MAAD-009194-000100 is a GaAs FET 5-bit digital attenuator with a 1 dB minimum step size and 31 dB total attenuation. The design has been optimized to minimize phase variation over the attenuation range. This attenuator and integral TTL driver is in a hermetically sealed ceramic 16-lead surface mount package. The MAAD-009194-000100 is ideally suited for use where accuracy, fast switching, very low power consumption and low intermodulation products are required. Typical applications include dynamic range setting in precision receiver circuits and other gain/leveling control circuits. Environmental screening is available. Contact the factory for information. Pin Configuration2 Pin No. Function Pin No. Function 1 RF1 9 C5 2 GND 10 VCC 3 GND 11 VEE 4 GND 12 C4 5 GND 13 C3 6 GND 14 C2 7 GND 15 C1 8 RF2 16 GND Ordering Information 1 Part Number Package MAAD-009194 –000100 Bulk Packaging MAAD-009194 -0001TB Sample Test Board 1. Reference Application Note M513 for reel size information. 2. The metal bottom of the case must be connected to RF and DC ground. * 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. MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V2 Electrical Specifications: TA = 25°C, Z0 = 50 Ω , VCC = +5.0V, VEE = -5.0V Parameter Test Conditions Units Min. Typ. Max. Operating Power — dBm — — +20 Reference Insertion Loss DC - 1.0 GHz DC - 2.0 GHz DC - 3.0 GHz dB — — 4.5 5.0 5.3 Attenuation Accuracy3 Any Single Bit, DC - 3.0 GHz Any Combination of Bits, DC - 3.0 GHz Phase Accuracy Relative to Reference Loss State Any Single Bit, DC - 2.0 GHz Any Single Bit, 2.0 - 3.0 GHz Any Combination of Bits, DC - 1.0 GHz Any Combination of Bits, 1.0 - 2.0 GHz Any Combination of Bits, 2.0 - 3.0 GHz deg VSWR DC - 3.0 GHz Ratio Trise, Tfall 10% to 90% RF, 90% to 10% RF ns See Table 1 Ton, Toff 1.3 V Control to 90% RF, 1.3 V Control to 10% RF ns See Table 1 1 dB Compression4 Reference State 0.05 GHz 0.5 - 3.0 GHz dBm — >+26 >+26 — Input IP3 For two-tone Input Power up to +5 dBm 0.05 GHz 0.5 - 3.0 GHz dBm — +39 +41 — Input IP2 For two-tone Input Power up to +5 dBm 0.05 GHz 0.5 - 3.0 GHz dBm — +45 +68 — VCC VEE — — V 4.5 -8.0 5.0 -5.0 5.5 -4.5 VIL VIH LOW-level input voltage HIGH-level input voltage V 0.0 2.0 0.0 5.0 0.8 5.0 lIN (Input Leakage Current) VIN = VCC or GND µA -1 — 1 Icc (Quiescent Supply Current) VCNTRL = VCC or GND µA — 250 400 ΔIcc (Additional Supply Current Per TTL Input Pin) VCC = Max, VCNTRL = VCC - 2.1 V mA — — 1.5 IEE VEE min to max, VIN = VIL or VIH mA -1.0 -0.2 — Thermal Resistance θjc — °C/W — 50 — ± (0.3 +3% of attenuation setting in dB) dB ± (0.3 +4% of attenuation setting in dB) dB ±3 ±5 ±4 ± 11 ± 18 — — 1.8:1 3. This attenuator is guaranteed monotonic. 4. 1 dB Compression was measured up to +26 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: +91.80.43537383 • 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. MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V2 Absolute Maximum Ratings 5,6 5. 6. 7. Truth Table (Digital Attenuator) Parameter Absolute Maximum Max Input Power DC - 3.0 GHz +26 dBm VCC -0.5V ≤ VCC ≤ +7.0V VEE -8.5V ≤ VEE ≤ +0.5V VCC - VEE VIN7 Control Inputs C5 C4 C3 C2 C1 Attenuation 0 0 0 0 0 Reference 0 0 0 0 1 16 dB 0 0 0 1 0 1 dB -0.5V ≤ VCC - VEE ≤ 14.5V 0 0 1 0 0 2 dB -0.5V ≤ Vin ≤ VCC + 0.5V 0 1 0 0 0 4 dB Operating Temperature -55°C to +125°C 1 0 0 0 0 8 dB Storage Temperature -65°C to +150°C 1 1 1 1 1 31 dB 0 = TTL Low; 1 = TTL High Exceeding any one or combination of these limits may cause permanent damage to this device. M/A-COM Technology 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. Recommended PCB Configuration Typical Switching Speed (table 1) Testing Condition Ton Trise Units Ref. State ↔ 1 dB 3.6 3.6 μs Ref. State ↔ 2 dB 3.6 3.6 μs Ref. State ↔ 4 dB 3.7 3.7 μs Ref. State ↔ 8 dB 3.3 3.3 μs Ref. State ↔ 16 dB 4.5 4.5 μs Ref. State ↔ 31 dB 30.5 30.5 μs Typical Input IP2 and IP38 Attenuation IP2 IP3 Units 50 MHz 500 MHz 2 GHz 50 MHz 500 MHz 2 GHz Reference State 50 68 70 39 43 42 dBm 1 dB 50 68 70 39 43 37 dBm 2 dB 50 68 70 39 43 37 dBm 4 dB 50 68 70 37 37 37 dBm 8 dB 50 68 70 37 37 37 dBm 16 dB 50 68 65 31 32 32 dBm 31 dB 50 50 50 31 30 29 dBm 8. IP2 and IP3 are measured with two-tone inputs F1 and F2 up to +5 dBm with 1 MHz spacing. 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. MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V2 Typical Performance Curves Reference Loss vs. Frequency Attenuation - 1 dB Bit vs. Frequency 6.0 1.2 +25°C -40°C +85°C +25°C -40°C +85°C 5.5 1.1 5.0 1.0 4.5 4.0 0.9 3.5 3.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0.8 0.0 0.5 Frequency (GHz) 1.0 1.5 Attenuation - 2 dB Bit vs. Frequency 2.5 3.0 2.5 3.0 Attenuation - 4 dB Bit vs. Frequency 2.6 4.6 +25°C -40°C +85°C +25°C -40°C +85°C 2.4 4.4 2.2 4.2 2.0 4.0 1.8 0.0 2.0 Frequency (GHz) 0.5 1.0 1.5 2.0 Frequency (GHz) 2.5 3.0 3.8 0.0 0.5 1.0 1.5 2.0 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. MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V2 Typical Performance Curves Attenuation - 16 dB Bit vs. Frequency Attenuation - 8 dB Bit vs. Frequency 8.6 16.6 +25°C -40°C +85°C +25°C -40°C +85°C 8.4 16.4 8.2 16.2 8.0 16.0 7.8 0.0 0.5 1.0 1.5 2.0 2.5 3.0 15.8 0.0 0.5 Frequency (GHz) 2.0 2.5 3.0 2.5 3.0 2.5 3.0 Phase - 1 dB Bit vs. Frequency Relative to Reference Loss State 34.0 3.0 +25°C -40°C +85°C 33.0 1.0 31.0 0.0 30.0 -1.0 0.5 1.0 1.5 2.0 2.5 +25°C -40°C +85°C 2.0 32.0 3.0 -2.0 0.0 0.5 Frequency (GHz) 1.0 1.5 2.0 Frequency (GHz) Phase - 4 dB Bit vs. Frequency Relative to Reference Loss State Phase - 2 dB Bit vs. Frequency Relative to Reference Loss State 3.0 3.0 +25°C -40°C +85°C 2.0 1.0 0.0 0.0 -1.0 -1.0 0.5 1.0 +25°C -40°C +85°C 2.0 1.0 -2.0 0.0 1.5 Frequency (GHz) Attenuation - 31 dB Bit vs. Frequency 29.0 0.0 1.0 1.5 2.0 Frequency (GHz) 2.5 3.0 -2.0 0.0 0.5 1.0 1.5 2.0 Frequency (GHz) 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. MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V2 Typical Performance Curves Phase - 16 dB Bit vs. Frequency Relative to Reference Loss State Phase - 8 dB Bit vs. Frequency Relative to Reference Loss State 2.0 4.0 1.0 2.0 0.0 0.0 -1.0 -2.0 +25°C -40°C +85°C -2.0 -4.0 -3.0 -4.0 0.0 +25°C -40°C +85°C 0.5 1.0 1.5 2.0 2.5 3.0 -6.0 0.0 0.5 Frequency (GHz) 1.0 1.5 2.0 2.5 3.0 2.5 3.0 2.5 3.0 Frequency (GHz) VSWR vs. Frequency Relative to Reference Loss State Phase - 31 dB Attenuation vs. Frequency Relative to Reference Loss State 20.0 1.8 1.7 15.0 RF1 RF2 1.6 10.0 1.5 5.0 1.4 0.0 1.3 +25°C -40°C +85°C 1.2 -5.0 -10.0 0.0 1.1 0.5 1.0 1.5 2.0 2.5 3.0 1.0 0.0 0.5 Frequency (GHz) 1.5 2.0 Frequency (GHz) VSWR - 2 dB Bit vs. Frequency VSWR - 1 dB Bit vs. Frequency 1.8 1.8 RF1 RF2 1.7 1.7 1.6 1.6 1.5 1.5 1.4 1.4 1.3 1.3 1.2 1.2 1.1 1.1 1.0 0.0 1.0 0.5 1.0 1.5 2.0 Frequency (GHz) 2.5 3.0 1.0 0.0 RF1 RF2 0.5 1.0 1.5 2.0 Frequency (GHz) 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: +91.80.43537383 • 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. MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V2 Typical Performance Curves VSWR - 4 dB Bit vs. Frequency VSWR - 8 dB Bit vs. Frequency 1.8 1.8 1.7 1.7 RF1 RF2 1.6 1.6 1.5 1.5 1.4 1.4 1.3 1.3 1.2 1.2 1.1 1.1 1.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 1.0 0.0 RF1 RF2 0.5 Frequency (GHz) 1.5 2.0 2.5 3.0 Frequency (GHz) VSWR - 16 dB Bit vs. Frequency VSWR - 31 dB Attenuation vs. Frequency 1.8 1.8 1.7 1.7 RF1 RF2 1.6 1.6 1.5 1.5 1.4 1.4 1.3 1.3 1.2 1.2 1.1 1.1 1.0 0.0 1.0 0.5 1.0 1.5 2.0 Frequency (GHz) 2.5 3.0 1.0 0.0 RF1 RF2 0.5 1.0 1.5 2.0 2.5 3.0 Frequency (GHz) 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: +91.80.43537383 • 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. MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V2 Lead-Free, CR-12 Ceramic Package† † Reference Application Note M538 for lead-free solder reflow recommendations. 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. 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: +91.80.43537383 • 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.