Clock and data-recovery chip
The CY7C955 atm and Sonet/sdh clock and data-recovery and framer chip offers pmd sublayer and transmission convergence sublayer functionality for OC-3 and OC-1 serial data streams. atm cell-process functions include cell hec generation and verification, cell scrambling and descrambling, local flow control, and cell alignment. Packaged in a 128-pin pqfp, it costs $26.50 in quantities of 10,000.
Cypress Semiconductor Corp.
San Jose, CA