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F1953 - 6-bit Digital Step Attenuator

Description

This document describes the specification for the F1953 Digital Step Attenuator.

The F1953 is part of a family of Glitch-FreeTM DSAs optimized for the demanding requirements of communications Infrastructure.

Features

  • Glitch-FreeTM, < 0.6dB transient overshoot.
  • Spurious Free Design.
  • 2.7 to 3.6 V supply.
  • Attenuation Error < 0.5dB at 2GHz.
  • Low Insertion Loss < 1.4dB at 2GHz.
  • Excellent Linearity >+60dBm IP3I.
  • Fast settling time, < 400ns.
  • Serial or Parallel Interface 31.5dB Range.
  • Stable Integral Non-Linearity over temperature.
  • Low Power Consumption < 200µA.
  • Integrated DC blocking capacitors.
  • Drop-In repla.

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Datasheet preview – F1953

Datasheet Details

Part number F1953
Manufacturer Renesas Electronics
File Size 1.78 MB
Description 6-bit Digital Step Attenuator
Datasheet download datasheet F1953 Datasheet
Additional preview pages of the F1953 datasheet.

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Full PDF Text Transcription

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6-bit Digital Step Attenuator 400 to 4000 MHz F1953 Datasheet DESCRIPTION This document describes the specification for the F1953 Digital Step Attenuator. The F1953 is part of a family of Glitch-FreeTM DSAs optimized for the demanding requirements of communications Infrastructure. These devices are offered in a compact 4 x 4 mm QFN package with 50Ω impedances for ease of integration. COMPETITIVE ADVANTAGE Digital step attenuators are used in Receivers and Transmitters to provide gain control. The F1953 is a 6-bit step attenuator optimized for these demanding applications. The silicon design has very low insertion loss and low distortion (> +60dBm IP3I.) The device has pinpoint accuracy and settles to final attenuation value within 400ns.
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