MAAD-007081-000100

MAAD-007081 Digital Attenuator 15.5 dB, 5-Bit, TTL Driver, DC-3.5 GHz Functional Schematic Features             Rev. V4 Attenuation: 0.5 dB Steps to 15.5 dB Low DC Power Consumption Small Footprint, JEDEC Package Integral TTL Driver 50 ohm Impedance Test Boards are Available Tape and Reel Packaging Available Lead-Free CSP-1 Package 100% Matte Tin Plating over Copper Halogen-Free “Green” Mold Compound 260°C Reflow Compatible RoHS* Compliant Version of AT90-0283 Description M/A-COM's MAAD-007081-000100 is a GaAs FET 5 -bit digital attenuator with integral TTL driver. Step size is 0.5 dB providing a 15.5 dB total attenuation range. This device is in an PQFN plastic surface mount package. MAAD-007081-000100 is ideally suited for use where accuracy, fast speed, very low power consumption and low costs are required. Pin Configuration1 Ordering Information Function Pin No. Function 1 GND 17 NC 2 C8 18 NC 3 C4 19 NC 4 C2 20 NC 5 C1 21 NC 6 C0.5 22 NC Part Number Package 7 GND 23 NC MAAD-007081-000100 Bulk Packaging 8 NC 24 NC 1000 piece reel 9 NC 25 NC 2 MAAD-007081-0001TR MAAD-007081-0001TB Sample Test Board Note: Reference Application Note M513 for reel size information. 1 Pin No. * Restrictions on Hazardous Substances, European Union Directive 2002/95/EC. 1. 2. 10 NC 26 GND 11 GND 27 RF2 12 RF1 28 GND 13 GND 29 NC2 14 NC 30 -Vee 15 NC 31 NC 16 NC 32 +Vcc 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 M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: https://www.macom.com/support MAAD-007081 Digital Attenuator 15.5 dB, 5-Bit, TTL Driver, DC-3.5 GHz Rev. V4 Electrical Specifications: TA = 25°C, Z0 = 50 Parameter Test Conditions Frequency Units Min Typ Max Insertion Loss — DC - 3.5 GHz dB — 2.8 3.2 Attenuation Accuracy Individual Bits 0.5-1-4-8 dB Individual Bit 2 dB Any Combination of Bits 1 to 15.5 dB DC - 3.5 GHz DC - 3.5 GHz DC - 3.5 GHz dB dB dB — — — — — — ±(.3 +5% of atten setting) ±(.4 +10% of atten setting) ±(.5 +7% of atten setting) VSWR Full Range DC - 3.5 GHz Ratio — 1.6:1 1.8:1 Switching Speed 50% Cntl to 90%/10% RF 10% to 90% or 90% to 10% — — ns ns — — 75 20 150 50 1 dB Compression — — 50 MHz 0.5 - 3.5 GHz dBm dBm — — +21 +29 — — Input IP3 Two-tone inputs up to +5 dBm 50 MHz 0.5-3.5 GHz dB dB — — +35 +48 — — Vcc Vee — — — — V V 4.75 -8.0 5.0 -5.0 5.25 -4.75 VIL VIH LOW-level input voltage HIGH-level input voltage — — V V 0.0 2.0 — — 0.8 5.0 lin (Input Leakage Current) Vin = VCC or GND — uA -1.0 — 1.0 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 — — 1.0 IEE VEE min to max, Vin = VIL or VIH — mA -1.0 -0.2 — Thermal Resistance θjc — — °C/W — 15 — 2 M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: https://www.macom.com/support MAAD-007081 Digital Attenuator 15.5 dB, 5-Bit, TTL Driver, DC-3.5 GHz Rev. V4 Recommended PCB Configuration 6 Absolute Maximum Ratings 3,4 Parameter Absolute Maximum Max. Input Power 0.05 GHz 0.5 - 3.5 GHz +27 dBm +34 dBm VCC -0.5V ≤ VCC ≤ +7.0V VEE -8.5V ≤ VEE ≤ +0.5V VCC - VEE -0.5V ≤ VCC - VEE ≤ 14.5V 5 3. 4. 5. Vin -0.5V ≤ Vin ≤ VCC + 0.5V Operating Temperature -40ºC to +85ºC Storage Temperature -65ºC to +125ºC 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 C2083 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. 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. Truth Table (Digital Attenuator) C8 C4 C2 C1 C0.5 Attenuation 0 0 0 0 0 Loss, Reference 0 0 0 0 1 0.5 dB 0 0 0 1 0 1.0 dB 0 0 1 0 0 2.0 dB 0 1 0 0 0 4.0 dB 1 0 0 0 0 8.0 dB 1 1 1 1 1 15.5 dB 0 = TTL Low; 1 = TTL High 3 M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: https://www.macom.com/support MAAD-007081 Digital Attenuator 15.5 dB, 5-Bit, TTL Driver, DC-3.5 GHz Rev. V4 Typical Performance Curves VSWR @ Insertion Loss Insertion Loss Inp ut 3.0 Out p ut 2.5 VSWR Ratio Loss (dB) 1.75 2.0 1.5 1.0 0 500 1000 1500 2000 2500 3000 1.50 1.25 1.00 3500 0 500 Frequency (MHz) 2000 2500 3000 3500 3000 3500 3000 3500 Attenuation Error, 1 dB Bit 1.0 1.0 0.5 0.5 Error (dB) Error (dB) 1500 Fre que ncy (MHz ) Attenuation Error, 0.5 dB Bit 0.0 0.0 -0.5 -0.5 -1.0 -1.0 0 500 1000 1500 2000 2500 3000 0 3500 500 1000 1500 2000 2500 Fre que ncy (MHz ) Fre que ncy (MHz ) Attenuation Error, 2 dB Bit Attenuation Error, 4 dB Bit 1.0 1.0 0.5 Error (dB) Error (dB) 1000 0.0 0.5 0.0 -0.5 -1.0 -0.5 0 500 1000 1500 2000 2500 Fre que ncy (MHz ) 3000 3500 0 500 1000 1500 2000 2500 Fre que ncy (MHz ) 4 M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: https://www.macom.com/support MAAD-007081 Digital Attenuator 15.5 dB, 5-Bit, TTL Driver, DC-3.5 GHz Rev. V4 Typical Performance Curves Attenuation Error, Max. Attenuation Attenuation Error, 8 dB Bit 3.0 1.0 Error (dB) Error (dB) 2.0 0.5 0.0 1.0 0.0 -1.0 -0.5 0 500 1000 1500 2000 2500 3000 0 3500 500 1000 Fre que ncy (MHz ) VSWR, 0.5 dB Bit 2000 2500 3000 3500 VSWR, 1 dB Bit Inp ut Out p ut Inp ut Out p ut 1.6 VSWR Ratio 1.6 VSWR Ratio 1500 Fre que ncy (MHz ) 1.4 1.2 1.4 1.2 1.0 1.0 0 500 1000 1500 2000 2500 Frequency (MHz) 3000 3500 0 500 1000 1500 2000 2500 3000 Fre que ncy (MHz ) 5 M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: https://www.macom.com/support 3500 MAAD-007081 Digital Attenuator 15.5 dB, 5-Bit, TTL Driver, DC-3.5 GHz Rev. V4 Typical Performance Curves VSWR, 2 dB Bit VSWR, 4 dB Bit Inp ut Inp ut Out p ut 1.6 VSWR Ratio VSWR Ratio Out p ut 1.6 1.8 1.4 1.4 1.2 1.2 1.0 1.0 0 500 1000 1500 2000 2500 3000 0 3500 500 1000 Fre que ncy (MHz ) VSWR, 8 dB Bit 2000 2500 3000 3500 VSWR, Maximum Attenuation Inp ut Out p ut Inp ut 1.6 Out p ut 1.8 VSWR Ratio VSWR Ratio 1500 Fre que ncy (MHz ) 1.4 1.2 1.0 0 500 1000 1500 2000 2500 Frequency (MHz) 3000 3500 1.6 1.4 1.2 1.0 0 500 1000 1500 2000 2500 3000 Frequency (MHz) 6 M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: https://www.macom.com/support 3500 MAAD-007081 Digital Attenuator 15.5 dB, 5-Bit, TTL Driver, DC-3.5 GHz Rev. V4 CSP-1, Lead-Free 4 x 6 mm, 32-lead PQFN† † Reference Application Note M538 for lead-free solder reflow recommendations. 7 M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: https://www.macom.com/support MAAD-007081 Digital Attenuator 15.5 dB, 5-Bit, TTL Driver, DC-3.5 GHz Rev. V4 M/A-COM Technology Solutions Inc. All rights reserved. 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M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. Visit www.macom.com for additional data sheets and product information. For further information and support please visit: https://www.macom.com/support