IDTF1956NBGI8 - Digital Step Attenuator
This document describes the specification for the F1956 Digital Step Attenuator.
The F1956 is part of IDT’s Glitch-FreeTM family of DSAs optimized for the demanding requirements of Base Station (BTS) radio cards and numerous other non-BTS applications.
This device is offered in compact 5 mm x 5 mm 3
IDTF1956NBGI8 Features
* Serial & 7-bit Parallel Interface
* 31.75 dB Range
* 0.25 dB steps
* Glitch-FreeTM: low transient overshoot
* 500 ns settling time
* Ultra linear > 64 dBm IIP3
* Low Insertion Loss < 1.7 dB @ 4 GHz
* Attenuation error < ±0.2 dB @ 4 GHz
* Bi-directional RF use
