F1958

The F1958 is 7-Bit 0.25dB Digital Step Attenuator designed by Renesas.

Product Overview

Renesas

Datasheet Details

Part number	F1958
Manufacturer	Renesas
File Size	9.85 MB
Description	7-Bit 0.25dB Digital Step Attenuator
Datasheet	F1958-Renesas.pdf
Additional preview pages of the F1958 datasheet.

Product details

Description

The F1958 is part of the Renesas Glitch-FreeTM family of DSAs optimized for the demanding requirements of Base Station (BTS) radio cards and numerous other applications.

Features

Serial and 7-bit parallel interface.
31.75dB range.
0.25dB steps.
Glitch-FreeTM: low transient overshoot.
500ns settling time for 0.25dB steps.
Ultra linear > 63dBm IIP3.
Low insertion loss < 1.7dB at 4GHz.
Attenuation error < ±0.2dB at 4GHz.
Bi-directional RF use.
3.3V or 5V supply.
-40°C to +105°C operating temperature.
4 x 4 mm thin 24-QFN package Block Diagram Figure 1. Block Diagram RF1 G l i tc h - Fr e eTM RF2 Bias Decoder.

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Published: Apr 28, 2023 |