Datasheet Summary
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Integrated Circuit Systems, Inc.
Programmable FTG for Differential P4TM CPU, PCI-Express & SATA Clocks
Remended Application: Pin Configuration Frequency Timing Generator for Differential CPU & SATA XIN/CLKIN 1 clocks X2 2 Features
: VDD 3
- Generates mon CPU frequencies from 14.318 GND 4 MHz or 25 MHz REFOUT 5
- Crystal or reference input FS2 6
- 4
- 0.7V current-mode differential output pairs DIF_3 7
- Supports Serial-ATA at 100 MHz DIF_3# 8 VDD 9
- Two spread spectrum modes: 0 to -0.5 downspread and +/-0.25% centerspread GND 10 DIF_2 11
- Unused inputs may be disabled in either driven or HiZ state for power management. DIF_2# 12
- M/N Programming...
