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W83194BR-B

Stepless Clock Gen. For INTEL Brookdale Chipset

Winbond 

W83194BR-B

STEPLESS CLOCK FOR INTEL BROOKDALE CHIPSET

5.4 Fixed Frequency Outputs

PIN

Pin Name

Type

Description

REF^

OUT 14.318NHz output. This pin is with x1.5 ~ x2 driving strength.

48

FS2&

INtd120k Latched input for FS2 at initial power up for H/W selecting the

output frequency of CPU, 3V66 and PCI clocks. This is internal

120K pull down.

34

48MHz_DOT

OUT 48MHz clock output for DOT.

48MHz_USB

OUT 48MHz clock output for USB.

35

FS3&

INtd120k Latched input for FS3 at initial power up for H/W selecting the

output frequency. This is internal 120K pull down.

5.5 Power Pins

PIN

1,

7, 13

18, 30

41, 45

24

33

4, 8, 14, 19,

25, 29, 32,

36, 42

Pin Name

VDDREF

VDDPCI

VDD3V66

VDDCPU

VDDA

AVDD48

GND

Description

3.3V power supply for REF.

3.3V power supply for PCI.

3.3V power supply for 3V66.

3.3V power supply for CPU.

3.3V power supply for analog core.

Analog power 3.3V for 48M Hz

Ground pin for 3.3 V

Publication Release Date: February 2003

-5-

Revision 2.0

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