參數(shù)資料
型號: ICS954119
英文描述: Programmable Timing Control Hub⑩ for Next Gen P4⑩ processor
中文描述: 可編程定時控制中心⑩處理器的下一代小⑩
文件頁數(shù): 1/17頁
文件大?。?/td> 217K
代理商: ICS954119
Integrated
Circuit
Systems, Inc.
ICS954119
Advance Information
0875—05/24/04
Pin Configuration
Recommended Application:
CK410 compliant clock
Output Features:
2 - 0.7V current-mode differential CPU pairs
1 - 0.7V current-mode differential SRC pair
6 - PCI (33MHz)
3 - PCICLK_F, (33MHz) free-running
1 - USB, 48MHz
1 - 24/48 MHz
1 - DOT, 96MHz, 0.7V current differential pair
2 - REF, 14.318MHz
5 - PCI-Express 0.7V current differential pairs
Key Specifications:
CPU/SRC outputs cycle-cycle jitter < 85ps
PCI outputs cycle-cycle jitter < 250ps
+/- 300ppm frequency accuracy on CPU & SRC clocks
Programmable Timing Control Hub for Next Gen P
4
processor
Functionality
Features/Benefits:
Programmable output frequencies
Programmable output skew.
Programmable spread percentage for EMI control.
Programmable watch dog safe frequency.
Supports tight ppm accuracy clocks for Serial-ATA
Supports spread spectrum modulation, 0 to -0.5%
down spread, ±0.25% center spread, and ±0.3%
center spread
Uses external 14.318MHz crystal, external crystal load
caps are required for frequency tuning
Supports undriven differential CPU, SRC pair in PD#
for power management.
ADVANCE INFORMATION
documents contain information on products in the formative or design phase development. Characteristic data and other specifications are design goals.
ICS reserves the right to change or discontinue these products without notice. Third party brands and names are the property of their respective owners.
GND 1
56 VDDPCI
55 PCICLK2
54 PCICLK1
53 PCICLK0
52 Reset#
51 REF0/FS
L
C
50 REF1
49 GND
48 X1
47 X2
46 VDDREF
45 SCLK
44 SDATA
43 CPUCLKT0
42 CPUCLKC0
41 VDDCPU
40 CPUCLKT1
39 CPUCLKC1
38 GND
37 IREF
36 GNDA
35 VDDA
34 VDDPCIEX
33 PCIEXT4
32 PCIEXC4
31 PCIEXT3
30 PCIEXC3
29 GND
PCICLK3 2
PCICLK4 3
PCICLK5 4
GND 5
VDDPCI 6
PCICLK_F0 7
FS
L
A/PCICLK_F1 8
FS
L
B/PCICLK_F2 9
VDD48 10
**SEL24_48#/24_48MHz 11
USB_48MHz 12
GND 13
DOTT_ 96MHz 14
DOTC_96MHz 15
Vtt_PwrGd#/PD 16
PCIEXT0 17
PCIEXC0 18
VDDPCIEX 19
GND 20
PCIEXT1 21
PCIEXC1 22
PCIEXT2 23
PCIEXC2 24
GND 25
SRCCLKT 26
SRCCLKC 27
VDDSRC 28
I
56-Pin SSOP
* Internal Pull-Up Resistor
** Internal Pull-Down Resistor
Bit2
FSLC FSLB FSLA
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
Bit1
Bit0
CPU
MHz
266.66
133.33
200.00
166.66
333.33
100.00
400.00
200.00
266.66
133.33
200.00
166.66
333.33
100.00
400.00
200.00
269.33
134.66
202.00
168.33
274.66
137.33
206.00
171.66
279.99
140.00
210.00
174.99
287.99
144.00
216.00
179.99
PCIEX
MHz
100.00
100.00
100.00
100.00
100.00
100.00
100.00
100.00
133.33
133.33
133.33
125.00
125.00
133.33
133.33
133.33
101.00
101.00
101.00
101.00
103.00
103.00
103.00
103.00
105.00
105.00
105.00
105.00
108.00
108.00
108.00
108.00
SRC
MHz
100.00
100.00
100.00
100.00
100.00
100.00
100.00
100.00
133.33
133.33
133.33
125.00
125.00
133.33
133.33
133.33
101.00
101.00
101.00
101.00
103.00
103.00
103.00
103.00
105.00
105.00
105.00
105.00
108.00
108.00
108.00
108.00
PCI
MHz
33.33
33.33
33.33
33.33
33.33
33.33
33.33
33.33
33.33
33.33
33.33
33.33
33.33
33.33
33.33
33.33
33.67
33.67
33.67
33.67
34.33
34.33
34.33
34.33
35.00
35.00
35.00
35.00
36.00
36.00
36.00
36.00
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
* Entries 00111 & 01111 are 250MHz on the B & C revision.
Bit4
Bit3
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