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DS21Q43A - Quad E1 Framer

Description

The DS21Q43A combines four of the popular DS2143 E1 Controllers onto a single monolithic die.

Features

  • Four E1 (CEPT or PCM-30) /ISDN-PRI framing transceivers All four framers are fully independent; transmit and receive sections of each framer are fully independent Frames to FAS, CAS, CCS, and CRC4 formats 8-bit parallel control port that can be connected to either multiplexed or nonmultiplexed buses Each of the four framers contains dual twoframe elastic stores that can connect to asynchronous or synchronous backplanes up to 8.192 MHz Easy access to Si and Sa bits E.

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Datasheet preview – DS21Q43A

Datasheet Details

Part number DS21Q43A
Manufacturer Dallas Semiconducotr
File Size 748.93 KB
Description Quad E1 Framer
Datasheet download datasheet DS21Q43A Datasheet
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Full PDF Text Transcription

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DS21Q43A Quad E1 Framer www.dalsemi.com FEATURES § § § § § Four E1 (CEPT or PCM-30) /ISDN-PRI framing transceivers All four framers are fully independent; transmit and receive sections of each framer are fully independent Frames to FAS, CAS, CCS, and CRC4 formats 8-bit parallel control port that can be connected to either multiplexed or nonmultiplexed buses Each of the four framers contains dual twoframe elastic stores that can connect to asynchronous or synchronous backplanes up to 8.
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