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XR-2120A Datasheet - Exar

XR-2120A - 212A/V.22 Modem Filter

The XR-2120A is a filter system for performing the complete filter function for Bell 212A or CCITI V.22 type modems.

The XR-2120A supplies both transmit and receive filtering functions for the standard 1200 Hz and 2400 Hz 212A1V.22 carrier frequencies.

Also supplied are mode switching, internal cloc

XR-2120A Features

* included are CCITI notch filters, additional pin selectable equalization for worst case phone lines and complete analog loopback function. The XR-2120A utilizes silicon gate CMOS technology and switched-capacitor circuit techniques to minimize external components and enhance overall performance. The

XR-2120A-Exar.pdf

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Datasheet Details

Part number:

XR-2120A

Manufacturer:

Exar

File Size:

150.65 KB

Description:

212a/v.22 modem filter.

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