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F1978 - Digital Step Attenuator

IDT

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Datasheet Details

Part number	F1978
Manufacturer	IDT
File Size	3.68 MB
Description	Digital Step Attenuator
Datasheet	F1978-IDT.pdf

F1978 Product details

Description

The F1978 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.

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 loss: 1.2dB at 1GHz.
Ultra-linear IIP3: +64dBm.
IIP2: +125dBm typical.
Stable integral non-linearity over temperature.
Low current consumption: 550µA typical.
Bi-directional.

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Published: Apr 8, 2019 |