Mother Board Clock Generator Specification Sheet

Rev.1.00, Apr.25.2003, page 1 of 38
HD151TS207SS
Mother Board Clock Generator
for Intel P4+ Chipset (Springdale)
REJ03D0006-0100Z
Preliminary
Rev.1.00
Apr.25.2003
Description
The HD151TS207SS is Intel CK409T type high-performance, low-skew, low-jitter, PC motherboard clock
generator. It is specifically designed for Intel Pentium
®
4+ chipset.
Features
• 3 differential pairs of current mode control CPU clocks
• 1 differential pair of Serial Reference Clock (SRC), selectable 100 MHz/200 MHz
• 6 copies PCI clocks and 3 copies PCIF clocks @3.3V, 33.3 MHz
• 1 copy PCI clock @3.3 V, selectable 33.3 MHz/25 MHz
• 1 copy USB clock @3.3 V, selectable 48 MHz/24 MHz
• 1 copy DOT clock @3.3 V, 48 MHz
• 4 copies of 3V66 clocks @3.3 V, 66.6 MHz
• 1 copy of 3V66/VCH clock @3.3 V, selectable 66.6 MHz/48 MHz
• 2 copies of REF clocks @3.3 V, 14.318 MHz
• Power save and clock stop function
• I
2
C
TM
serial port programming
• Programmable Clock Control (Spread Spectrum Percentage, Clock Output Skew, Slew Rate)
• Watchdog timer and reset output
• 56pin SSOP (300 mils)
Note: I
2
C is a trademark of Philips Corporation.
Pentium is registered trademark of Intel Corporation