ADRF5703

PRE-RELEASE

Silicon Digital Attenuator, 0.25dB LSB, 7-Bit, 9kHz to 20GHz

Data Sheet (Rev. 0) Product Selection Table

Part Models: 2
1ku List Price: price unavailable

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Part Details

Frequency range: 9kHz to 20GHz
Attenuation range: 31.75dB with 0.25dB step size
Low insertion loss
- 1dB typical up to 6GHz
- 1.3dB typical up to 12GHz
- 1.7dB typical up to 20GHz
Attenuation accuracy: −(4% of the attenuation state) or +(0.1) typical up to 20GHz
Step error: 0.20dB typical up to 20GHz
High linearity
- Input P0.1dB
  - Attenuation state < 16dB: 33dBm typical at ATTIN
  - Attenuation state ≥ 16dB: 31dBm typical at ATTIN
- Input IP3: 55dBm typical at ATTIN

High RF power handling
- 27dBm average at ATTIN
- 30dBm peak at ATTIN
- 27dBm hot switching at ATTIN
RF amplitude settling time (50% triggered control to 0.05dB of final RF output): 1μs typical
Consistent return loss at all attenuation states
Single-supply operation with derated power handling
No low frequency spurs and no internal voltage generation
Serial and parallel mode control, CMOS- and LVTTL-compatible
24-terminal, 4.0mm × 4.0mm, land grid array (LGA) package

Part Models: 2
1ku List Price: price unavailable

Documentation

Data Sheet 1

ADRF5703: Silicon Digital Attenuator, 0.25dB LSB, 7-Bit, 9kHz to 20GHz Data Sheet (Rev.0) 10/10/2025

User Guide 1

EVAL-ADRF5703 User Guide: Evaluating the ADRF5703 Silicon Digital Attenuator, 0.25 dB LSB, 7-Bit, 9kHz to 20GHz (Rev.0) 10/10/2025

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
ADRF5703BCCZN	LGA/CASON/CH ARRY SO NO LD	Material Declaration Reliablity Data Package Resources	Ultra Librarian SamacSys
ADRF5703BCCZN-R7	LGA/CASON/CH ARRY SO NO LD	Material Declaration Reliablity Data Package Resources	Ultra Librarian SamacSys

Software Resources

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Tools & Simulations

S-Parameter 1

ADRF5703 - S-Parameters

Evaluation Kits

Evaluating the ADRF5703 Silicon Digital Attenuator, 0.25 dB LSB, 7-Bit, 9kHz to 20GHz

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Features and Benefits

Full featured evaluation board for the ADRF5703
Easy connection to the test equipment
Additional through line for calibration

Product Details

The ADRF5703 is a 7-bit digital attenuator with an 31.75dB attenuation range manufactured in the silicon on insulator (SOI) process.

This user guide describes the ADRF5703-EVALZ evaluation board, which is designed to simply evaluate the features and performance of the ADRF5703. A photograph of the ADRF5703-EVALZ is shown in Figure 1 of the User Guide.

A full description and complete specifications for the ADRF5703 are provided in the data sheet and should be consulted in conjunction with this user guide when using the ADRF5703-EVALZ evaluation board.

Resources

EVAL-ADRF5703 User Guide: Evaluating the ADRF5703 Silicon Digital Attenuator, 0.25 dB LSB, 7-Bit, 9kHz to 20GHz (Rev.0)
10/10/2025

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