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ICS950208FT PDF预览

ICS950208FT

更新时间: 2024-02-06 20:55:19
品牌 Logo 应用领域
艾迪悌 - IDT /
页数 文件大小 规格书
19页 133K
描述
Clock Generator

ICS950208FT 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
包装说明:,Reach Compliance Code:unknown
风险等级:5.92Base Number Matches:1

ICS950208FT 数据手册

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Integrated  
Circuit  
ICS950208  
Systems, Inc.  
Programmable Timing Control Hub™ for P4™  
Recommended Application:  
Pin Configuration  
CK-408 clock with driven mode only for Brookdale chipset with  
P4 processor.  
*MULTSEL1/REF1 1  
48 REF0/MULTSEL0*  
GNDREF  
VDDREF 2  
47  
46 VDDCPU  
CPUCLKT2  
Output Features:  
X1 3  
X2 4  
45  
3 - Pairs of differential CPU clocks @ 3.3V  
4 - 3V66 @ 3.3V  
10 - PCI @ 3.3V  
1 - 48MHz @ 3.3V fixed  
1 - 24_48MHz selectable output @ 3.3V  
2 - REF @ 3.3V, 14.318MHz  
GND 5  
44 CPUCLKC2  
43 GNDCPU  
42 PD#  
*FS2/PCICLK_F0 6  
*FS3/PCICLK_F1 7  
PCICLK_F2 8  
VDDPCI 9  
41  
CPUCLKT0  
40 CPUCLKC0  
VDDCPU  
*FS4/PCICLK0 10  
PCICLK1 11  
PCICLK2 12  
GND 13  
39  
38  
37  
36  
CPUCLKT1  
CPUCLKC1  
GNDCPU  
Features/Benefits:  
Programmable output frequency.  
PCICLK3 14  
PCICLK4 15  
PCICLK5 16  
PCICLK6 17  
VDDPCI 18  
Vttpwr_GD# 19  
RESET# 20  
GND 21  
35 IREF  
Programmable output divider ratios.  
Programmable output rise/fall time.  
Programmable output skew.  
Programmable spread percentage for EMI control.  
Watchdog timer technology to reset system  
if system malfunctions.  
34 AVDD  
33 GND  
32 VDD3V66  
31 3V66_0  
3V66_1  
GND  
30  
29  
28  
27  
3V66_2  
3V66_3  
*FS0/48MHz 22  
*FS1/24_48MHz 23  
AVDD48 24  
Programmable watch dog safe frequency.  
Supports I2C Index read/write and block read/write  
operations.  
26 SCLK  
25 SDATA  
48-SSOP  
* Internal Pull-Up Resistor of 120K to VDD  
Uses external 14.318MHz crystal.  
Key Specifications:  
Frequency Table  
CPU Output Jitter <150ps  
3V66 Output Jitter <250ps  
CPU Output Skew <100ps  
CPU  
MHz  
3V66  
MHz  
PCI  
Bit2  
Bit7  
Bit6  
Bit5  
Bit4  
FS4  
FS3  
FS2  
FS1  
FS0  
MHz  
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
1
0
0
1
0
1
0
102.00  
105.00  
108.00  
111.00  
114.00  
117.00  
120.00  
68.00  
70.00  
72.00  
74.00  
76.00  
78.00  
80.00  
34.00  
35.00  
36.00  
37.00  
38.00  
39.00  
40.00  
0
0
0
0
1
1
0
1
1
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
0
0
0
0
1
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
123.00  
126.00  
130.00  
136.00  
140.00  
144.00  
148.00  
152.00  
156.00  
160.00  
164.00  
166.60  
170.00  
175.00  
180.00  
185.00  
190.00  
66.80  
82.00  
72.00  
74.30  
68.00  
70.00  
72.00  
74.00  
76.00  
78.00  
80.00  
82.00  
66.60  
68.00  
70.00  
72.00  
74.00  
76.00  
66.80  
66.80  
66.80  
66.80  
66.60  
66.60  
66.60  
66.60  
41.00  
36.00  
37.10  
34.00  
35.00  
36.00  
37.00  
38.00  
39.00  
40.00  
41.00  
33.30  
34.00  
35.00  
36.00  
37.00  
38.00  
33.40  
33.40  
33.40  
33.40  
33.30  
33.30  
33.30  
33.30  
Block Diagram  
PLL2  
48MHz  
24_48MHz  
REFF ((11::00))  
0
0
1
1
1
1
1
1
0
1
/ 2  
X1  
X2  
XTAL  
OSC  
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
0
0
0
0
1
1
1
1
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
PLL1  
Spread  
Spectrum  
CPUUCCLLKKTT ((22::00))  
CPPUUCCLLKKCC ((22::00))  
CPPUU  
DIIVVDDEERR  
3
3
PCCII  
DIIVVDDEERR  
10 PCIICLK (6:0), PCICLK_F (1:0)  
Conttrrooll  
Logicc  
PD#  
MULTSEL(1:0)  
FS (4:0))  
3VV6666  
DIIVVDDEERR  
3V66 (33::00))  
4
100.20  
133.60  
200.40  
66.60  
SDATA  
RESSEETT##  
I REFF  
Conffiigg..  
Reegg..  
SSCCLLK  
Vtt_PWRGD#  
100.00  
200.00  
133.33  
1
1
1
1
1
1
1
1
0
1
0464B—08/04/03  

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