Features
- 3 - 0.7V current-mode differential CPU pairs
- 10 - PCI, 3 free running, 33MHz
- 2 - REF, 14.318MHz
- 3 - 3V66, 66.66MHz
- 1 - 48MHz
- 1 - 24/48MHz
- 2 - 25MHz @ 2.5V
- CPU/SRC outputs cycle-cycle jitter < 125ps
- 3V66 outputs cycle-cycle jitter < 250ps
- PCI outputs cycle-cycle jitter < 250ps
- CPU - AGP skew < +/- 350ps
- AGP-PCI skew between 1~3.5ns
- Programmable output frequency.
- Programmable asynchronous 3V66&PCI frequency.
- Programmable output divider ratios.
- Programmable output skew.
- Programmable spread percentage for EMI control.
- Watchdog timer technology to reset system if system malfunctions.
- Programmable watch dog safe frequency.
- Support I2C Index read/write and block read/write operations.
- Uses external 14.318MHz reference input.
952906A - Block Diagram
Description
Programmable Timing Control Hub™ for Next Gen P4™ processor
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