W83195WG-382/W83195CG-382
STEPLESS FOR ATI K8 CLOCK GENERATOR
5. PIN DESCRIPTION
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
XIN
XOUT
VDD48
PIN NAME
TYPE
IN
OUT
PWR
DESCRIPTION
Crystal output at 14.318MHz nominally with internal loading
capacitors (18pF).
Crystal input with internal loading capacitors (18pF) and
feedback resistors.
Power supply for USB_48
Real time input pin to change frequency to a pre-
programmed.
3.3V USB 48Mhz clock output.
Ground pin
Power down mode
Serial clock of I
2
C 2-wire control interface.
Serial data of I
2
C 2-wire control interface.
System reset signal when the watchdog is time out.
Dynamic output control
0 = active, 1 = inactive
Turbo function control.
Dynamic output control
0 = active, 1 = inactive
0.7V current mode differential clock output for SRC
0.7V current mode differential clock output for SRC
Power supply for SRC
Ground pin
0.7V current mode differential clock output for SRC
0.7V current mode differential clock output for SRC
0.7V current mode differential clock output for SRC
0.7V current mode differential clock output for SRC
Ground pin
Power supply for SRC
0.7V current mode differential clock output for SRC
0.7V current mode differential clock output for SRC
0.7V current mode differential clock output for SRC
0.7V current mode differential clock output for SRC
Ground pin
0.7V current mode differential clock output for ATIG
0.7V current mode differential clock output for ATIG
*TURBO_SEL/USB_48 I/O
GND
*PD#
SCLK
SDATA
RESET#
&
PWR
IN
IN
I/O
OUT
IN
CLKREQA#
&
TURBO/
&
CLKREQB# IN
OUT
OUT
PWR
PWR
OUT
OUT
OUT
OUT
PWR
PWR
OUT
OUT
OUT
OUT
PWR
OUT
OUT
SRCT7
SRCC7
VDDSRC
GND
SRCT6
SRCC6
SRCT5
SRCC5
GND
VDDSRC
SRCT4
SRCC4
SRCT3
SRCC3
GND
ATIGT1
ATIGC1
-3-
Publication Release Date: Feb 2006
Revision 0.6
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