Description
The MT9072 is a multi-port T1/E1/J1 framing device that integrates eight fully independent, feature rich framers. The device is software selectable between T1, E1 or J1 modes and meets the latest relevant recommendations and standards from Telcordia, ANSI, ETSI and ITU-T. An extensive suite of features make the MT9072 very flexible and suitable for a wide variety of applications around the globe.

Features
• Eight fully independent, T1/E1/J1 framers
• 3.3 V supply with 5 V tolerant inputs
• Selectable 2.048 Mbit/s or 8.192 Mbit/s serial buses for both data and signaling
• Framing Modes:
    - T1: D4, ESF, T1DM
    - E1: Basic Framing, CRC4 multiframing and Signaling Multiframing
• Supports Inverse Mux for ATM
• Timeslot assignable HDLC
• IEEE-1149.1 (JTAG) test port

Applications
• T1/E1/J1 add/drop multiplexers
• V5.1 and V5.2 access network interfaces
• CO and PBX equipment interfaces
• Primary rate IDSN nodes