DESCRIPTION

The SY87702L is a complete Clock Recovery and Data retiming integrated circuit for data rates from 28Mbps up to 2.5Gbps NRZ. The device is ideally suited for SONET/SDH/ATM, Fibre Channel, and Gigabit Ethernet applications, as well as other high-speed data transmission applications.

FEATURES

■ 3.3V power supply

■ Complies with Bellcore, ITU/CCITT and ANSI specifications for applications such as OC-1, OC-3, OC-12, OC-48*, and ATM

■ Compatible with FDDI, Gigabit Ethernet, Fibre Channel, 2X Fibre Channel, SMPTE 259 and 292, and proprietary applications

■ Low power

■ Clock and data recovery from 28Mbps up to 2.5Gbps NRZ data stream

■ Selectable reference frequencies via programmable multiplier

■ Differential PECL and CML high-speed serial outputs

■ Line receiver input: no external buffering needed

■ Link fault indication

■ 100K ECL compatible I/O

■ Available in 64-Pin EP-TQFP package

■ Product obsolete. Use SY87721L for new designs

APPLICATIONS

■ Transponders and section repeaters

■ Multiplexers: access, add drop (ADM), and terminal (TM)

■ SONET/SDH/ATM: -based transmission systems, modules, and test equipment

■ Terabit routers and broadband cross-connects

■ Fibre optic test equipment

■ HDTV switching and transmission