GENERAL DESCRIPTION

The VSC8142, VSC8145 and VSC8147 are extended multi-rate transceivers with integrated Clock Recovery Unit (CRU) and Clock Multiplier Unit (CMU) for use in SONET/SDH, DWDM, and other optical transport systems. The devices perform all required serialization and deserialization functions for OC-48, OC-12, OC-3, FEC, Gigabit Ethernet, Fibre Channel and FDDI/Fast Ethernet data rates.

FEATURES :

? OC-48/-12/-3, FEC, GbE, Fibre Channel and Other Various Data Rates

? Integrated Clock Recovery and Clock Multiplier Units

? Wide Ranging PLLs with Bypass Capabilities

? Low-speed Bit Order Swap (MSB/LSB)

? On-board FIFO with Auto-reset Function

? High-speed Clock Output Power-down Option

? LOS Detect with Auto-lock to Reference Clock

? Facility, Equipment, and Split Loopback Modes

? 0.18_μ CMOS Technology

APPLICATIONS :

? SONET/SDH Systems

? DWDM Systems

? Optical Crossconnects

? Optical Test Equipment