IDTCV115CPVG View Datasheet(PDF) - Integrated Device Technology
Part Name
Description
Manufacturer
IDTCV115CPVG Datasheet PDF : 19 Pages
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IDTCV115C
PROGRAMMABLE FLEXPC™ CLOCK FOR P4 PROCESSOR
BYTE 4
Bit
Output(s) Affected
Description / Function
0
7
PCIFStr1
PCIF strength selection
6
PCIFStr0
see SE Clock Strength table
5
PCIStr1
PCI strength selection
4
PCIStr0
see SE Clock Strength table
3
REFStr1
REF strength selection
2
REFStr0
see SE Clock Strength table
1
48MHStr1
USB48MHz0 strength selection
0
48MHzStr0
see SE Clock Strength table
COMMERCIAL TEMPERATURE RANGE
1
Type
Power On
0
0
0
1
0
0
1
1
BYTE 5
Bit
Output(s) Affected
Description / Function
0
1
Type
7
6
PCIPLLS
PCI PLL select
SATA PLL
PCI EX PLL
RW
5
PCIS1
See PCIS table, only valid when
Byte5 bit 6 = 0 See PCIS Table
RW
4
PCIS0
RW
3
SM control registers
During the Power Down
Reset SM to default
SM contents have
RW
contents Power Down
no change
mode
2
SATA_SMC2
SATA PLL spread spectrum
RW
1
SATA_SMC1
magnitude control select
RW
0
SATA_SMC0
see SMC table
RW
Power On
0
0
0
1
0
1
0
BYTE 6
Bit
Output(s) Affected
Description / Function
0
7
WDHRB
Hard Alarm read back,
reset by WD disable
6
WDSRB
Soft Alarm read back,
rest by WD disable
5
SRC_SMC2
SRC(PCIEXpress)
PLL spread spectrum magnitude
4
SRC_SMC1
control select
see SMC table
3
SRC_SMC0
2
CPU_SMC2
CPU PLL spread spectrum
1
CPU_SMC1
control magnitude select
0
CPU_SMC0
see SMC table
1
Type
Power On
R
R
RW
0
RW
1
RW
0
RW
1
RW
0
RW
0
7
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