DATASHEET SEARCH SITE | WWW.ALLDATASHEET.COM
Document overview
- Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 5
Technical content
Features
Attenuation: 1.0 dB steps to 15 dB Low DC Power Consumption Integral TTL Driver 50 Ohm Impedance Temperature Stability: ± 0.18 dB from –40°C to +85°C Typ. SO-16 Package
Description
M/A-COM’s AT65-0413 is a GaAs FET 4-bit digital attenuator with a 1.0 dB minimum step size and a 15 dB total attenuation range. This device is in a SOIC- 16 plastic surface mount package. AT65-0413 is ideally suited for use where accuracy, fast speed, very low power consumption and low costs are required. Typical applications include dynamic range setting in precision receiver circuits and other gain/ leveling control circuits.
Ordering Information
AT65-0413TR 1000 piece reel AT65-0413-TB Sample Test Board Note: Reference Application Note M513 for reel size information. Schematic with Off-Chip Components or Functional Block Pin Configuration Pin No. Function Pin No. Function
1 GND 9 C2
2 RF1 10 C1
3 GND 11 GND
4 NC1 12 GND
5 Vee 13 NC1
6 Vcc 14 GND
7 C4 15 RF2
8 C3 16 GND
- Restrictions on Hazardous Substances, European Union Directive 2002/95/EC. 1. NC = No Connection
Visit www.macomtech.com for additional data sheets and product information. M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions is considering for development. Performance is based on target specifications, simulated results, and/or prototype measurements. Commitment to develop is not guaranteed. 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. Commitment to produce in volume is not guaranteed. Digital Attenuator 15.0 dB, 4-Bit, TTL Driver, DC-3.0 GHz M/A-COM Products Rev. 9 AT65-0413 Electrical Specifications: TA = 25°C Parameter Test Conditions Frequency Units Min Typ Max Insertion Loss — DC - 0.5 GHz DC - 2.0 GHz DC - 3.0 GHz dB dB dB 1.5 1.8 2.1 1.9 2.2 2.6 Attenuation Accuracy Any Bit or Combination of Bits DC - 3.0 GHz dB VSWR Full Range DC - 3.0 GHz Ratio — — 1.6:1 Trise, Tfall Ton, Toff Transients 10% to 90% 50% Cntl to 90%/10% RF In-Band 10% to 90% 50% Cntl to 90%/10% RF In-Band nS nS mV 150 Switching Speed 50% Cntl to 90%/10% RF 10% to 90% or 90% to 10% ns ns 1 dB Compression — 50 MHz 0.5 - 3.0 GHz dBm dBm +21 +27 Input IP3 Two-tone Inputs up to +5 dBm 50 MHz 0.5 - 3.0 GHz dBm dBm +35 +48 Input IP2 Two-tone inputs up to +5 dBm 0.05 GHz 0.5 - 3.0 GHz dBm dBm +43 +73 Vcc VEE — — V V 4.5 -8.0 5.0 -5.0 5.5 -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 — ± (.25 + 3% of attenuation) or ± .55 dB, Whichever is greater Absolute Maximum Ratings 2,3 Parameter Absolute Maximum Max. Input Power
0.05 GHz
0.5 - 3.0 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 Vin4 -0.5V ≤ Vin ≤ VCC + 0.5V Operating Temperature -40ºC to +85ºC Storage Temperature -65ºC to +125ºC 2. Exceeding any one or combination of these limits may cause permanent damage to this device. 3. M/A-COM does not recommend sustained operation near these survivability limits. 4. Standard CMOS TTL interface, latch-up will occur if logic signal is applied prior to power supply. Recommended PCB Configuration
Visit www.macomtech.com for additional data sheets and product information. M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions is considering for development. Performance is based on target specifications, simulated results, and/or prototype measurements. Commitment to develop is not guaranteed. 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. Commitment to produce in volume is not guaranteed. Digital Attenuator 15.0 dB, 4-Bit, TTL Driver, DC-3.0 GHz M/A-COM Products Rev. 9 AT65-0413 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 electric ity. Proper ESD control techniques should be used when handling these devices. Truth Table (Digital Attenuator) C1 C2 C3 C4 Attenuation 0 0 0 0 Loss, Reference 1 0 0 0 1.0 dB 0 1 0 0 2.0 dB 0 0 1 0 4.0 dB 0 0 0 1 8.0 dB 1 1 1 1 15.0 dB 0 = TTL Low; 1 = TTL High Typical Performance Curves Reference Loss vs. Frequency Attenuation - 1 dB Bit vs. Frequency Attenuation - 2 dB Bit vs. Frequency Attenuation - 4 dB Bit vs. Frequency 0.0 1.0 2.0 3.0 4.0 Frequency (GHz) Reference Loss (dB) 85ºC 25ºC -40ºC 0.8 0.9 1.0 1.1 1.2 1.3 Frequency (GHz) Attenuation (dB) 85ºC 25ºC -40ºC 1.8 2.0 2.2 2.4 2.6 Frequency (GHz) Attenuation (dB) 85ºC 25ºC -40ºC 3.8 4.0 4.2 4.4 4.6 Frequency (GHz) Attenuation (dB) 85ºC 25ºC -40ºC
Visit www.macomtech.com for additional data sheets and product information. M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions is considering for development. Performance is based on target specifications, simulated results, and/or prototype measurements. Commitment to develop is not guaranteed. 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. Commitment to produce in volume is not guaranteed. Digital Attenuator 15.0 dB, 4-Bit, TTL Driver, DC-3.0 GHz M/A-COM Products Rev. 9 AT65-0413 1.0 1.2 1.4 1.6 1.8 2.0 Frequency (GHz) VSWR 1.0 1.2 1.4 1.6 1.8 2.0 Frequency (GHz) VSWR 1.0 1.2 1.4 1.6 1.8 2.0 Frequency (GHz) VSWR 1.0 1.2 1.4 1.6 1.8 2.0 Frequency (GHz) VSWR 7.8 8.0 8.2 8.4 8.6 Frequency (GHz) Attenuation (dB) 14.5 15.0 15.5 16.0 16.5 Frequency (GHz) Attenuation (dB) Attenuation - 15 dB Attenuation vs. Frequency VSWR vs. Frequency Reference Loss State VSWR - 1 dB Bit vs. Frequency Typical Performance Curves VSWR - 2 dB Bit vs. Frequency VSWR - 4 dB Bit vs. Frequency Attenuation - 8 dB Bit vs. Frequency RF2 RF1 RF2 RF1 RF2 RF1 RF2 RF1 85ºC 25ºC -40ºC 85ºC 25ºC -40ºC
Visit www.macomtech.com for additional data sheets and product information. M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions is considering for development. Performance is based on target specifications, simulated results, and/or prototype measurements. Commitment to develop is not guaranteed. 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. Commitment to produce in volume is not guaranteed. Digital Attenuator 15.0 dB, 4-Bit, TTL Driver, DC-3.0 GHz M/A-COM Products Rev. 9 AT65-0413 1.0 1.2 1.4 1.6 1.8 2.0 Frequency (GHz) VSWR 1.0 1.2 1.4 1.6 1.8 2.0 Frequency (GHz) VSWR VSWR - 15 dB Attenuation vs. Frequency Typical Performance Curves VSWR - 8 dB Bit vs. Frequency SOIC-16† † Reference Application Note M538 for solder reflow recommendations. RF2 RF1 RF2 RF1