ICS932S805C Datasheet, PDF (8/19 Pages) Integrated Device Technology – K8 Clock Chip for Serverworks HT2100 Servers

ICS932S805C
K8 Clock Chip for Serverworks HT2100 Servers
SMBus Table: Output Control Register
Byte 3 Pin #
Name
Control Function
Bit 7 SRC CLKs SRCCLK PD SRCCLK Power Down Drive Mode
Bit 6
-
Reserved
Reserved
Bit 5 38/37
SRCCLK5
Output Enable
Bit 4 36/35
SRCCLK4
Output Enable
Bit 3 34/33
SRCCLK3
Output Enable
Bit 2 29/30
SRCCLK2
Output Enable
Bit 1 27/28
SRCCLK1
Output Enable
Bit 0 25/26
SRCCLK0
Output Enable
Type
0
RW
Driven
RW Reserved
RW Disable (Hi-Z)
RW Disable (Hi-Z)
RW Disable (Hi-Z)
RW Disable (Hi-Z)
RW Disable (Hi-Z)
RW Disable (Hi-Z)
1
Hi-Z
Reserved
Enable
Enable
Enable
Enable
Enable
Enable
PWD
0
0
1
1
1
1
1
1
SMBus Table: Drive Strength Control Register
Byte 4 Pin #
Name
Control Function
Bit 7
6
REF2
Drive Strength Select
Bit 6
5
REF1
Drive Strength Select
Bit 5
4
REF0
Drive Strength Select
Bit 4
17
PCICLK1
Drive Strength Select
Bit 3
16
PCICLK0
Drive Strength Select
Bit 2
11
48MHz_2
Drive Strength Select
Bit 1
10
48MHz_1
Drive Strength Select
Bit 0
9
48MHz_0
Drive Strength Select
Type
RW
RW
RW
RW
RW
RW
RW
RW
0
1 Load
1 Load
1 Load
1 Load
1 Load
1 Load
1 Load
1 Load
1
2 Loads
2 Loads
2 Loads
2 Loads
2 Loads
2 Loads
2 Loads
2 Loads
PWD
1
1
1
1
1
1
1
1
SMBus Table: SRC Frequency Select Register
Byte 5 Pin #
Name
Control Function
Bit 7
62
25MHz_1
Output Enable
Bit 6
63
25MHz_0
Output Enable
Bit 5
62
25MHz_1
Drive Strength Select
Bit 4
63
25MHz_0
Drive Strength Select
Bit 3
-
Reserved
Reserved
Bit 2
-
Reserved
Reserved
Bit 1
-
Reserved
Reserved
Bit 0
-
Reserved
Reserved
Type
0
RW Disable (Low)
RW Disable (Low)
RW
1 Load
RW
1 Load
RW Reserved
RW Reserved
RW Reserved
RW Reserved
1
Enable
Enable
2 Loads
2 Loads
Reserved
Reserved
Reserved
Reserved
PWD
1
1
1
1
0
0
0
0
SMBus Table: Device ID Register
Byte 6 Pin #
Name
Bit 7
-
DevID 7
Bit 6
-
DevID 6
Bit 5
-
DevID 5
Bit 4
-
DevID 4
Bit 3
-
DevID 3
Bit 2
-
DevID 2
Bit 1
-
DevID 1
Bit 0
-
DevID 0
Control Function
Device ID MSB
Device ID 6
Device ID 5
Device ID4
Device ID3
Device ID2
Device ID1
Device ID LSB
Type
0
R
-
R
-
R
-
R
-
R
-
R
-
R
-
R
-
1
PWD
-
1
-
0
-
0
-
0
-
0
-
1
-
0
-
1
IDT^® K8 Clock Chip for Serverworks HT2100 Servers
8
1131D – 05/04/10