参数资料
型号: ICS952623YFT
英文描述: Programmable Timing Control Hub for Next Gen P4 processor
中文描述: 可编程定时控制中心,为下一代P4处理器
文件页数: 4/27页
文件大小: 329K
代理商: ICS952623YFT
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
Pin Number
VDD
3
24
10,16
36
55
34
N/A
48, 42
GND
6
25
11,17
39
54
33
53
45
Xtal, Ref
3V66 [0:3]
PCICLK outputs
SRCCLK outputs
Master clock, CPU Analog
48MHz, PLL
IREF
CPUCLK clocks
Description
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