F1975 Datasheet (IDT) - Digital Step Attenuator

F1975, Digital Step Attenuator

The F1975 Digital Step Attenuator (DSA) is a product in IDT’s Glitch-FreeTM DSA Family, which is optimized for the demanding requirements of CATV and satellite systems.

It operates in the frequency range of 5MHz to 3000MHz.

This device is offered in a compact 4mm  4mm, 20-pin Thin QFN package with

F1975 Features

* Frequency: 5MHz to 3000MHz

* Serial and 6-bit parallel interface

* 31.5dB control range

* 0.5dB step

* Glitch-FreeTM technology, low transient overshoot

* 3.0V to 5.25V supply

* 1.8V or 3.3V control logic

* Attenuator step error: 0.1dB at 1GHz

* Low insertion lo