ics950402 Integrated Device Technology, ics950402 Datasheet - Page 12

• Manufacturer Part Number: ics950402
• Description: Amd - K8 System Clock Chip
• Manufacturer: Integrated Device Technology

ICS950402
0700B—04/30/04
Table 4: Asynchronous Fix PLL Frequency Select Table
controlled by Byte 21 bits (1:0)
I
I
I
2
2
2
Byte 21
C Table: Drive Strength Control Register
C Table: Slew Rate Control Register
C Table: Slew Rate Control Register
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit 1
0
0
1
1
Byte 22
Byte 23
Byte 24
Byte 21
Bit 0
0
1
0
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Pin #
Pin #
Pin #
Main PLL
Main PLL
FREQ
VCO
528
528
PCI10/HTT3 DrCntrl
24_48Drv
Reserved
Reserved
Reserved
Reserved
SDRSlw1
SDRSlw0
Reserved
Reserved
REFSlw1
REFSlw0
48MSlw1
48MSlw0
48MSlw1
48MSlw0
PCIFDrv
PCISlw1
PCISlw0
PCISlw1
PCISlw0
PCI6Drv
PCI3Drv
PCI2Drv
Name
Name
Name
HTT
DIV
X
X
8
7
PCICLK6 Drive Strength
PCICLK3 Drive Strength
PCICLK2 Drive Strength
PCICLK(3:0) Slew Rate
PCICLK(11,8, 6:4) Slew
(2:0) Slew Rate Control
Main PLL
Main PLL
Drive Strength Control
PCICLK(9:7)/HTTCLK
24_48MHz Slew Rate
PCICLK10/HTTCLK3
74.4286
REF(2:0) Slew Rate
FREQ
48MHz Slew Rate
PCICLK_F Drive
24_48MHz Drive
HTT
Strength Control
Strength Control
66
Rate Control
Function
Reserved
Reserved
Function
Reserved
Reserved
Function
Reserved
Reserved
Control
Control
Control
Control
Control
Control
Control
Control
Control
Control
12
PCI
DIV
X
X
8
7
Main PLL
Main PLL
37.7143
Type
Type
Type
FREQ
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
PCI
33
1.2X
1.2X
DIV
1X
1X
1X
1X
48
11
11
0
0
0
X
X
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
FREQ
48
48
48
48
48
2.3X
2.3X
2X
2X
2X
2X
1
1
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
14.318
14.318
14.318
14.318
FREQ
REF
PWD
PWD
PWD
X
X
1
1
1
1
1
1
1
1
1
0
1
0
1
0
1
0
1
0
1
0
1
1