s Facility Data Link Features s s Eight independent T1/E1 transmit and receive framers. Internal DS1 transmit clock synthesis—no external oscillator necessary. Comprehe.

s s s s s s s Supports T1 framing modes ESF, D4, SLC ®-96, T1DM DDS. Supports G.704 basic and CRC-4 multiframe format E.

.. 10 T1/E1 Framer Feature Descriptions ...... 10 Functional Description 11 Pin Information . 15 LIU-Framer Interface .. 29 LIU-Framer Physical Interface..... 29 Line Encoding 31 DS1: Zero Code Suppression (ZCS)..... 31 CEPT: High-Density Bipolar o.

TFR07

TFR101

TFR102

TFR103

TFR104

TFR105

TFR106

TFR107

TFR1N

TFR1T

TFR2N

TFR3N

TFR433M