MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Features • • • • • • • • 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 Ohm Nominal Impedance 260°C Reflow Compatible RoHS* Compliant Rev. V1 Functional Schematic Description M/A-COM’s 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-009194000100 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 Configuration 1 Pin No. Function Pin No. Function 1 RF1 9 C5 2 GND 10 +5V 3 GND 11 -5V 4 GND 12 C4 5 GND 13 C3 6 GND 14 C2 7 GND 15 C1 8 RF2 16 GND Ordering Information Part Number Package MAAD-009194-000100 Bulk Packaging MAAD-009194-0001TB Sample Test Board 1. The metal bottom of the case must be connected to RF and DC ground. Note: Reference Application Note M513 for reel size information. * 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-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V1 Electrical Specifications: TA = 25°C, Z0 = 50Ω, VCC = +5.0V, VEE = -5.0V Parameter Test Conditions Frequency Units Min Typ Max Operating Power — — dBm — — +20 Reference Insertion Loss — DC - 1.0 GHz DC - 2.0 GHz DC - 3.0 GHz dB dB dB — — — — — — 4.5 5.0 5.3 Attenuation Accuracy 2 Any Single Bit Any Combination of Bits Any Combination of Bits DC - 3.0 GHz DC - 2.0 GHz 2.0 - 3.0 GHz Phase Accuracy Relative to Reference Loss State Any Single Bit Any Single Bit Any Combination of Bits Any Combination of Bits Any Combination of Bits DC - 2.0 GHz 2.0 - 3.0 GHz DC - 1.0 GHz 1.0 - 2.0 GHz 2.0 - 3.0 GHz deg deg deg deg deg VSWR — DC - 3.0 GHz Ratio — — 1.8:1 Switching Speed Ton Toff Trise Tfall 1.3 V Cntl to 90% RF 1.3 V Cntl to 10% RF 10% RF to 90% RF 90% RF to 10% RF — — __ __ ns ns ns ns — — — — See Table 12.8 See Table 3 — — — — 1 dB Compression 3 Reference State Reference State 0.05 GHz 0.5 - 3.0 GHz dBm dBm — — >+26 >+26 — — Input IP3 For two-tone Input Power up to +5 dBm 0.05 GHz 0.5 - 3.0 GHz dBm dBm — — +39 +41 — — Input IP2 For two-tone Input Power up to +5 dBm 0.05 GHz 0.5 - 3.0 GHz dBm dBm — — +45 +68 — — Vcc Vee — — — — V V 4.5 -8.0 5.0 -5.0 5.5 -4.5 VIL VIH LOW-level input voltage HIGH-level input voltage — — V V 0.0 2.0 0.0 5.0 0.8 5.0 lin (Input Leakage Current) Vin = VCC or GND — uA -1 — 1 Icc (Quiescent Supply Current) Vcntrl = VCC or GND — uA — 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 +3% of attenuation setting in dB) dB ± (0.3 +4% of attenuation setting in dB) dB ±3 ±5 ±4 ± 11 ± 18 2. This attenuator is guaranteed monotonic. 3. 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: +91.80.4155721 • 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-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Absolute Maximum Ratings 4,5 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 -0.5V ≤ VCC - VEE ≤ 14.5V Vin 4. 5. 6. 6 Rev. V1 Recommended PCB Configuration -0.5V ≤ Vin ≤ VCC + 0.5V Operating Temperature -55°C to +125°C Storage Temperature -65°C to +150°C 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. Handling Procedures Please observe the following precautions to avoid damage: Truth Table (Digital Attenuator) Control Inputs 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 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 0 1 0 0 2 dB 0 1 0 0 0 4 dB 1 0 0 0 0 8 dB 1 1 1 1 1 31 dB 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-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V1 Typical Performance Curves Attenuation - 1 dB Bit vs. Frequency Reference Loss vs. Frequency 7.0 1.2 6.0 1.1 Attenuation (dB) Reference Loss (dB) -40ºC 25ºC 85ºC 5.0 4.0 -40ºC 0.5 1.0 1.5 2.0 2.5 3.0 3.5 25ºC 0.9 85ºC 0.8 3.0 0.0 1.0 0.0 4.0 0.5 1.0 2.0 2.5 3.0 3.5 4.0 3.0 3.5 4.0 Frequency (GHz) Frequency (GHz) Attenuation - 2 dB Bit vs. Frequency Attenuation - 4 dB Bit vs. Frequency 4.6 2.6 25ºC 25ºC -40ºC 2.4 Attenuation (dB) Attenuation (dB) 1.5 2.2 2.0 -40ºC 4.4 4.2 4.0 85ºC 85ºC 3.8 1.8 0.0 0.5 1.0 1.5 2.0 2.5 Frequency (GHz) 3.0 3.5 4.0 0.0 0.5 1.0 1.5 2.0 2.5 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: +91.80.4155721 • 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-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V1 Typical Performance Curves Attenuation - 8 dB Bit vs. Frequency Attenuation - 16 dB Bit vs. Frequency 8.6 16.6 85ºC 25ºC 85ºC 8.4 Attenuation (dB) Attenuation (dB) -40ºC 8.2 8.0 16.3 16.0 -40ºC 15.7 25ºC 7.8 15.4 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 0.0 0.5 1.0 Frequency (GHz) 25ºC 3.0 -40ºC 3.0 3.5 4.0 25ºC 85ºC 2.0 Phase (Degrees) Attenuation (dB) 2.5 Phase - 1 dB Bit vs. Frequency Relative to Reference Loss State 33.0 32.0 31.0 85ºC 30.0 0.0 0.5 1.0 0.0 -40ºC -1.0 29.0 1.0 1.5 2.0 2.5 3.0 3.5 -2.0 4.0 0.0 0.5 1.0 Frequency (GHz) 1.5 2.0 2.5 3.0 3.5 4.0 Frequency (GHz) Phase - 2 dB Bit vs. Frequency Relative to Reference Loss State Phase - 4 dB Bit vs. Frequency Relative to Reference Loss State 3.0 3.0 25ºC -40ºC 85ºC 1.0 0.0 -1.0 1.0 0.0 -1.0 -2.0 25ºC 85ºC 2.0 Phase (Degrees) 2.0 Phase (Degrees) 2.0 Frequency (GHz) Attenuation - 31 dB Attenuation vs. Frequency 34.0 1.5 -40ºC -2.0 0.0 0.5 1.0 1.5 2.0 2.5 Frequency (GHz) 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) 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-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V1 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 1.0 85ºC 3.0 Phase (Degrees) Phase (Degrees) 5.0 85ºC 0.0 -1.0 25ºC -2.0 -40ºC -3.0 1.0 -1.0 -3.0 -40ºC 25ºC -5.0 -4.0 -7.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 0.0 0.5 1.0 1.5 Frequency (GHz) 20.0 3.0 3.5 4.0 2.0 RF1 15.0 1.8 25ºC 85ºC 10.0 VSWR Phase (Degrees) 2.5 VSWR vs. Frequency Relative to Reference Loss State Phase - 31 dB Attenuation vs. Frequency Relative to Reference Loss State 5.0 1.6 1.4 0.0 -40ºC -5.0 1.2 RF2 -10.0 1.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 0.0 0.5 1.0 1.5 Frequency (GHz) 2.0 2.5 3.0 3.5 4.0 Frequency (GHz) VSWR - 1 dB Bit vs. Frequency VSWR - 2 dB Bit vs. Frequency 2.0 2.0 RF1 1.8 RF1 1.8 1.6 VSWR VSWR 2.0 Frequency (GHz) 1.4 1.6 1.4 1.2 1.2 RF2 0.0 0.5 1.0 1.5 2.0 2.5 Frequency (GHz) RF2 1.0 1.0 3.0 3.5 4.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 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: +91.80.4155721 • 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. 4.0 MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V1 Typical Performance Curves VSWR - 4 dB Bit vs. Frequency VSWR - 8 dB Bit vs. Frequency 2.0 2.0 1.8 1.8 1.6 1.6 VSWR VSWR RF1 1.4 1.2 RF1 1.4 1.2 RF2 1.0 0.0 0.5 1.0 1.5 RF2 1.0 2.0 2.5 3.0 3.5 4.0 0.0 0.5 1.0 Frequency (GHz) 2.0 2.5 3.0 3.5 4.0 Frequency (GHz) VSWR - 16 dB Bit vs. Frequency VSWR - 31 dB Attenuation vs. Frequency 2.0 2.0 RF1 1.8 1.8 1.6 VSWR VSWR 1.5 1.4 RF1 1.6 1.4 1.2 1.2 RF2 RF2 1.0 0.0 0.5 1.0 1.5 2.0 2.5 Frequency (GHz) 1.0 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) 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. MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V1 Typical Input IP2 and IP3 at Room Temperature 7 IP2 IP3 Attenuation 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 7. 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 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 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. MAAD-009194-000100 Constant Phase Digital Attenuator 31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz Rev. V1 Lead-Free, CR-12 Ceramic Package† † Reference Application Note M538 for lead-free solder reflow recommendations. 9 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.