The W83194AR-W is a Clock Synthesizer for Intel Whitney chipset. W83194AR-W provides all clocks required for high-speed RISC or CISC microprocessor and also provides 64 different frequencies of CPU, SDRAM, PCI, 3V66, IOAPIC clocks frequency setting. All clocks are externally selectable with smooth transitions. The W83194AR-W provides I2C serial bus interface.
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• 2 CPU clocks 9 SDRAM clocks for 2 DIMMs 8 PCI synchronous clocks. Optional single or mixed supply: (VddR = VddP=VddS = Vdd48 = Vdd3 = 3.3V, VddA=VddC=2.5V) Skew form CPU to PCI clock -1 to 4 ns, center 2.6 ns Smooth frequency switch with selections from 66.8 to 150MHz I2C 2-Wire serial interface and I2C read back 0.5% and 0.75% center type spread spectrum Programmable registers to enable/stop each output and select modes (mode as Tri-state or Normal ) Two 48 MHz pins for USB 24 MHz for super I/O 48-pin SSOP package
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Publication Release Date: May. 1999 Revision 0.50.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | W83194AR-73 |
Winbond |
150MHZ CLOCK | |
2 | W83194AR-96 |
Winbond |
200MHZ CLOCK | |
3 | W83194AR-WE |
Winbond |
200MHZ CLOCK | |
4 | W83194BG-323 |
Winbond |
STEPLESS CLOCK | |
5 | W83194BG-603 |
Winbond |
Clock Generator | |
6 | W83194BG-903 |
Winbond |
STEPLESS VIA PT/PM MAIN CLOCK GENERATOR | |
7 | W83194BG-911 |
Winbond |
STEPLESS VIA PT/PM MAIN CLOCK GENERATOR | |
8 | W83194BR-138 |
Winbond |
200MHZ CLOCK | |
9 | W83194BR-323 |
Winbond |
STEPLESS CLOCK | |
10 | W83194BR-39B |
Winbond |
STEP-LESS 3-DIMM CLOCK | |
11 | W83194BR-603 |
Winbond |
Clock Generator | |
12 | W83194BR-63S |
Winbond |
STEP-LESS CLOCK |