TQ8105

T R I Q U I N T S E M I C O N D U C T O R, I N C . SONET/SDH Overhead Processor TQ8105 or TQ8106 SONET/SDH Transceiver Rx O/E with CDR Tx O/E TQ8105/8106 PRELIMINARY DATA SHEET TELECOM PRODUCTS Reference Clock SONET/SDH Transceivers Features SONET/SDH Overhead Processor TQ8106 SONET/SDH Transceiver with CDR Rx O/E Tx O/E Single-chip, byte-wide Mux, Demux, Framer, and Tx clocksynthesis PLL with enhanced diagnostics TQ8106 includes monolithic Clock and Data Recovery SONET/SDH/ATM compliant for STS-12/STM-4 (622 Mb/s) or STS-3/STM-1 (155 Mb/s) rates 155.52, 77.76, 51.84, 38.88, or 19.44 MHz reference clock inputs with TTL, PECL, or ECL level 38.88 MHz and 51.84 MHz clock outputs for UTOPIA as well as byte clock rate (77.76 or 19.44 MHz) External RC-based loop filters Integrated loopbacks with enhanced line and reference clock diagnostics Direct-coupled standard, PECL, high-speed I/O with ECL option Clean TTL interface to PMC-Sierra devices 100-pin 14x14 mm JEDEC plastic package +5V-only supply for PECL I/O (–5.2V required for ECL I/O option) –40 to +125°C case operating temperature The TQ8105/TQ8106 are SONET/SDH transceivers that integrate multiplexing, demultiplexing, SONET/SDH framing, clock-synthesis PLL, and enhanced line and clock diagnostic functions into a single monolithic device. The TQ8106 is a pin-compatible upgrade of the TQ8105 that includes a Clock and Data Recovery (CDR) function. The TQ8105 and TQ8106 allow maximum fle...