DESCRIPTION
The SY69753L is a complete Clock Recovery and Data Retiming integrated circuit for OC-3/STS-3 applications at 155Mbps NRZ. The device is ideally suited for SONET/SDH/ATM applications and other high-speed data transmission systems.

FEATURES
■ Industrial temperature range (–40°C to +85°C)
■ 3.3V power supply
■ SONET/SDH/ATM compatible
■ Clock and data recovery for 125Mbps/155Mbps NRZ data stream
■ Two on-chip PLLs: one for clock generation and another for clock recovery
■ Selectable reference frequencies
■ Differential PECL high-speed serial I/O
■ Line receiver input: no external buffering needed
■ Link fault indication
■ 100k ECL compatible I/O
■ Complies with Bellcore, ITU/CCITT and ANSI specifications for OC-3 applications
■ Available in 32-pin EPAD-TQFP

APPLICATIONS
■ Ethernet media converter
■ SONET/SDH/ATM OC-3
■ Proprietary architectures at 135Mbps to 180Mbps