IDTCV123PV IDT, Integrated Device Technology Inc, IDTCV123PV Datasheet - Page 8

• Manufacturer Part Number: IDTCV123PV
• Description: IC FLEXPC CLK PROGR P4 56-SSOP
• Manufacturer: IDT, Integrated Device Technology Inc
• Series: FlexPC™r
• Type: PC Clockr

Specifications of IDTCV123PV

• Input: Crystal
• Output: Clock
• Frequency - Max: 400MHz
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 56-SSOP
• Frequency-max: 400MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: CV123PV

BYTE 8
BYTE 9
BYTES 10-16: OUTPUT WAVEFORM ADJUSTMENT. DON'T WRITE OVER.
BYTE 17
BYTES 18-24: OUTPUT WAVEFORM ADJUSTMENT. DON'T WRITE OVER.
IDTCV123
PROGRAMMABLE FLEXPC™ CLOCK FOR P4 PROCESSOR
Bit
Bit
Bit
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
Output(s) Affected
Output(s) Affected
Output(s) Affected
SRC SSC enable
CPU_N7, MSB
CPU_N0, LSB
One cycle read
CPU SMC2
CPU SMC1
CPU SMC0
SRC SMC2
SRC SMC1
SRC SMC0
CPU_N6
CPU_N5
CPU_N4
CPU_N3
CPU_N2
CPU_N1
Reserve
Reserve
USB48
Only valid when Byte1 bit0 is 1
Description / Function
USB 48 Strength control
Description / Function
CPU PLL power down
SRC PLL power down
USB PLL power down
N Programming enable
CPU PLL SSC control
SRC/PCI SSC control
CPU CLK = N* Resolution
Description / Function
see SMC table
see SMC table
see Resolution table
Must be 0
8
Must be 0
Disable
disable
disable
normal
normal
normal
1x
0
0
0
Power down
Power down
Power down
COMMERCIAL TEMPERATURE RANGE
enable
enable
enable
2x
1
1
1
Type
Type
Type
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
(Must be 0)
Power On
Power On
Power On
1
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1