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...

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