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VITESSE
SEMICONDUCTOR CORPORATION
Preliminary Data Sheet
VSC837
Features
• • • • • • • 68 Input by 68 Output Crosspoint Switch 3.2Gb/s NRZ Data Bandwidth 66MHz Multi-Mode Programming Port TTL/2.5V CMOS Control I/O (3.3V tolerant) Programmable On-Chip I/O Termination Input Signal Activity (ISA) Monitoring Function Integrated Signal Equalization (ISE) for Deterministic Jitter Reduction
3.2Gb/s 68x68 Crosspoint Switch
• Single 2.5V Supply • Differential CML Output Driver • 11W typ/14W max (low drive mode) 13W typ/16W max (high drive mode) • Hard and Soft Power-Down for Unused Channels • High Performance 37.5mm, 480 TBGA Package
General Description
The VSC837 is a monolithic 68x68 asynchronous crosspoint switch, designed to carry broadband data streams.