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IDTF1910 - Digital Step Attenuator

Datasheet Summary

Description

This document describes the specification for the F1950 Digital Step Attenuator.

The F1950 is part of a family of Glitch-FreeTM DSAs optimized for the demanding requirements of communications Infrastructure.

Features

  • Glitch-FreeTM, < 0.6 dB transient overshoot.
  • Spurious Free Design.
  • 3V to 5V supply.
  • Attenuation Error < 0.3 dB @ 2 GHz.
  • Low Insertion Loss < 1.3 dB @ 2 GHz.
  • Excellent Linearity +65 dBm IP3I.
  • Fast settling time, < 400 ns.
  • Class 2 JEDEC ESD (> 2kV HBM).
  • Serial & Parallel Interface 31.75 dB Range.
  • 4 x 4 mm Thin QFN 24 pin package BLOCK.

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Datasheet preview – IDTF1910

Datasheet Details

Part number IDTF1910
Manufacturer Renesas
File Size 2.39 MB
Description Digital Step Attenuator
Datasheet download datasheet IDTF1910 Datasheet
Additional preview pages of the IDTF1910 datasheet.

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Full PDF Text Transcription

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DESCRIPTION This document describes the specification for the F1950 Digital Step Attenuator. The F1950 is part of a family of Glitch-FreeTM DSAs optimized for the demanding requirements of communications Infrastructure. These devices are offered in a compact 4x4 QFN package with 50 Ω impedances for ease of integration into the radio system. COMPETITIVE ADVANTAGE Digital step attenuators are used in Receivers and Transmitters to provide gain control. The F1950 is a 7bit step attenuator optimized for these demanding applications. The silicon design has very low insertion loss and low distortion (+65 dBm IP3I). The device has pinpoint accuracy and settles to final attenuation value within 400 ns.
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