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Status

Active: In Production.

Data Sheet

FULL DATA SHEET (PDF, 704kB) Download   E-Mail

Application Notes

Application Note 309: Interfacing to the Fractional T1 and E1 - DS21FF44, DS21FT44 Application Note 336: Transparent Operation on T1, E1 Framers and Transceivers - DS21FF44, DS21FT44 Application Note 340: DS2153 Programming, ETS 300-011 Remote Alarm Generation - DS21FF44, DS21FT44 Application Note 342: T1/E1 Framer Initialization and Programming - DS21FF44, DS21FT44 Application Note 393: E1 Operation of Dallas Semiconductor Framers and SCTs - DS21FF44, DS21FT44 Application Note 394: HDLC Configuration of Framers and Transceivers - DS21FF44, DS21FT44 Application Note 3344: DS31256 -- T3/E3 MUX/DS3112 Hardware Connections - DS21FF44 Application Note 3760: Interleaved Bus Operation - DS21FF44, DS21FT44

Design Guides

Communications (PDF)

Reliability Reports

Reliability Report: DS21FF44.pdf Request Reliability Report for: DS21FT44

Software/Models

DS21Q44 BSDL Model

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