CP1181 Product Brief OPTRANS Series CP1181_PB_Rev1.
0 March, 2005 21 Channel E1/T1 Mapper www.
datasheet4u.
com OVERVIEW The CP1181 is one of the OPTRANS series chips designed by Chiphomer Technology Limited.
It is designed for add/drop multiplexer, terminal multiplexer, dual and single unidirectional ring applications.
21 E1/T1 signals are mapped to and from asynchronous TU12.
The CP1181 interfaces to a byte-wide 19.
44 MHz Telecom Bus.
FEATURES Asynchronously mapping/de-mapping 21 E1 or T1 traffics into/from STM-1.
T1 traffic mapping path is T1 VC11 TU12.
TEBGA256 Configurable receive and transmit TU12 time-slots via microprocessor -40 ~ 85℃ Detects loss of input clock on Telecom Bus Interp...

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