参数资料
型号: ICS952623YGLFT
元件分类: 时钟产生/分配
英文描述: 400 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO56
封装: 6.10 MM, 0.50 MM PITCH, MO-153, TSSOP-56
文件页数: 22/27页
文件大小: 321K
代理商: ICS952623YGLFT
4
Integrated
Circuit
Systems, Inc.
ICS952623
Advance Information
0758—02/08/05
ICS952623 follows Intel CK409 Yellow Cover specification. This clock synthesizer provides a single chip solution for next
generation P4 Intel processors and Intel chipsets. ICS952623 is driven with a 14.318MHz crystal. It generates CPU outputs up
to 200MHz. It also provides a tight ppm accuracy output for Serial ATA support.
General Description
Block Diagram
I REF
PLL2
Frequency
Dividers
Programmable
Spread
PLL1
Programmable
Frequency
Dividers
STOP
Logic
48MHz, USB, DOT
X1
X2
XTAL
SDATA
SCLK
CPU_STOP#
PCI_STOP#
Vtt_PWRGD#
PD#
FS_A
FS_B
Control
Logic
REF (1:0)
CPUCLKT (2:0)
CPUCLKC (2:0)
SRCCLKT0
SRCCLKC0
3V66(4:0)
PCICLK (6:0)
PCICLKF (2:0)
Power Groups
VDD
GND
3
6
Xtal, Ref
24
25
3V66 [0:3]
10,16
11,17
PCICLK outputs
36
39
SRCCLK outputs
55
54
Master clock, CPU Analog
34
33
48MHz, PLL
N/A
53
IREF
48, 42
45
CPUCLK clocks
Description
Pin Number
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ICS952624YFLFT 400 MHz, PROC SPECIFIC CLOCK GENERATOR, PDSO48
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