557G-05ALF, Clock Generator, 1-Input, 20-Pin TSSOP

The Renesas Electronics spread-spectrum clock generator that supports PCI-Express requirements. It is used in PC or embedded systems to substantially reduce electro-magnetic interference (EMI). The device provides four differential HCSL or LVDS high-frequency outputs with spread spectrum capability. The output frequency and spread type are selectable using external pins.

Packaged in 20-pin TSSOP
RoHS 5 (green) or RoHS 6 (green and lead free) complaint package
Supports PCI-Express applications
Four differential spread spectrum clock outputs
Spread spectrum for EMI reduction
Uses external 25 MHz clock or crystal input
Power down pin turns off chip
OE control tri-states outputs
Spread bypass option available
Industrial temperature range available