参数资料
型号: ICS9148F-03
元件分类: 时钟产生/分配
英文描述: 83.3 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
封装: 0.300 INCH, SSOP-48
文件页数: 6/12页
文件大小: 539K
代理商: ICS9148F-03
3
ICS9148-03
Mode Pin - Power Management Input Control
Power Management Functionality
Spread Spectrum Functionality
CPU3.3#_2.5
Input level
Buffer Selected for
operation at:
12.5V VDD
03.3V VDD
CPU 3.3#_2.5V Buffer selector for CPUCLK and IOAPIC drivers.
FS2
FS1
FS0
CPU,
SDRAM(M Hz)
PCICLK
(MHz)
REF, IOAPIC
(MHz)
0
50.0
25.0 (1/2 CPU)
14.318
0
1
75.0
32
14.318
0
1
0
83.3
41.65 (1/2 CPU)
14.318
0
1
68.5
34.25 (1/2 CPU)
14.318
1
0
83.3
33.3
14.318
1
0
1
75.0
37.5 (1/2 CPU)
14.318
1
0
60.0
30.0 (1/2 CPU)
14.318
1
66.8
33.4 (1/2 CPU)
14.318
Functionality
VDD1,2,3 = 3.3V±5%, VDDL1,2 = 2.5V±5% or 3.3±5%, TA= 0 to 70°C
Crystal (X1, X2) = 14.31818MHz
Pin 23
SSEN#
Pin 24
SS_Type
CPU, SDRAM
and PCICLOCKS
REF, IOAPIC
24MHz
48MHz
0
Frequency Modulated Center Spread Mode
14.318MHz
24MHz
48MHz
0
1
Frequency Modulated Down Spread Mode
14.318MHz
24MHz
48MHz
1
0
Normal, Steady Frequency Mode
14.318MHz
24MHz
48MHz
11
Not Allowed
(will lower average frequency)
14.318MHz
24MHz
48MHz
MODE, Pin 25
(Latched Input)
Pin 46
Pin 15
0
CPU_STOP#
(INPUT)
PCI_STOP#
(INPUT)
1
REF1
(OUTPUT)
PCICLK5
(OUTPUT)
CPU_STOP#
PCI_STOP#
CPUCLK
Outputs
PCICLK
(0:5)
PCICLK_F,
REF,
24/48MHz
and SDRAM
Crystal
OSC
VCO
0
1
Stopped Low
Running
1
Running
1
0
Running
Stopped Low
Running
相关PDF资料
PDF描述
ICS9148F-08 83.3 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
ICS9148F-11 66.6 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
ICS9148F-14LF 66.6 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
ICS9148F-14 66.6 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
ICS9148F-14LF 66.6 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
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