TXC-04216 E1Mx16 Device E1 Mapper 16-Channel

TXC-04216 E1Mx16 Device E1 Mapper 16-Channel

The E1 Mapper 16-Channel device is designed for add/drop multiplexer, terminal multiplexer, and dual and single unidirectional ring applications. Four field-proven QE1M Quad E1 Mapper chips are interconnected in a single compact package to permit higher application board densities. Sixteen E1 2.048 .

Features

• Add/drop sixteen 2.048 Mbit/s signals from an STM-1 VC-4/AU-3, STS-3, or an STS-1
• Independent add and drop bus timing modes
• Selectable HDB3 positive/negative rail or NRZ E1 interface. Performance counter provided for illegal coding violations.
• Digital desynchronizers
• J2 16-byte ETSI trail trace comparison
• Drop buses are monitored for parity, loss of clock, upstream AIS and H4 multiframe errors
• TU Tandem Connection ETSI message processing and generation
• Performance counters are provided for TU/VT pointer movements, BIP-2 errors and Far End Block Errors (REIs)
• TU/VTs are monito.