特性
- 4 - 0.7V HCSL differential CPU pairs
- 5 - 0.7V HCSL differential SRC pairs
- 4 - PCI (33MHz) 3.3V LVTTL outputs
- 3 - PCICLK_F, (33MHz) 3.3V LVTTL free-running outputs
- 1 - 48MHz 3.3V LVTTL output
- 2 - 14.318MHz 3.3V LVTTL outputs
- Phase Jitter: PCIe Gen2 < 3.0ps rms
- Phase Jitter: PCIe Gen1 <86ps peak-peak
描述
The IDT932S421 is a main clock synthesizer for CK410B+ generation Intel server platforms. The IDT932S421 is driven with a 14.318MHz crystal. It generates 4 CPU outputs up to 400MHz and 5 PCIe Gen2 PCI-Express clocks. The 48 MHz USB clock is an exact 48.000 MHz clock.