MT9074 - T1/E1/J1 Single Chip Transceiver
Data Sheet The MT9074 is a single chip device, operable in either T1 or E1 mode, integrating either an advanced T1 (T1 mode) or PCM30 (E1 mode) framer with a Line Interface Unit (LIU).
The framer interfaces to a 2.048 Mbit/s backplane providing selectable data link access with optional HDLC contro
MT9074 Features
* Combined E1 (PCM30) and T1 (D4/ESF) framer, Line Interface Unit (LIU) and link controller with optional digital framer only mode In T1 mode the LIU can recover signals attenuated by up to 30 dB (5000 ft. of 24 AWG cable) In E1 mode the LIU can recover signals attenuated by up to 30 dB (190