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ICS9250YF-50-T PDF预览

ICS9250YF-50-T

更新时间: 2024-09-30 21:11:35
品牌 Logo 应用领域
艾迪悌 - IDT 时钟光电二极管外围集成电路晶体
页数 文件大小 规格书
13页 140K
描述
Processor Specific Clock Generator, 133.33MHz, PDSO56, 0.300 INCH, MO-118, SSOP-56

ICS9250YF-50-T 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Active零件包装代码:SSOP
包装说明:SSOP,针数:56
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.28
JESD-30 代码:R-PDSO-G56JESD-609代码:e0
长度:18.415 mm端子数量:56
最高工作温度:70 °C最低工作温度:
最大输出时钟频率:133.33 MHz封装主体材料:PLASTIC/EPOXY
封装代码:SSOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, SHRINK PITCH峰值回流温度(摄氏度):225
主时钟/晶体标称频率:14.32 MHz认证状态:Not Qualified
座面最大高度:2.794 mm最大供电电压:3.465 V
最小供电电压:3.135 V标称供电电压:3.3 V
表面贴装:YES技术:CMOS
温度等级:COMMERCIAL端子面层:Tin/Lead (Sn/Pb)
端子形式:GULL WING端子节距:0.635 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
宽度:7.5 mmuPs/uCs/外围集成电路类型:CLOCK GENERATOR, PROCESSOR SPECIFIC
Base Number Matches:1

ICS9250YF-50-T 数据手册

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ICS9250-50  
Integrated  
Circuit  
Systems, Inc.  
Frequency Generator & Integrated Buffers for PIII & Tualatin™  
Recommended Application:  
Pin Configuration  
815B Solano B step style chipset  
Output Features:  
VDDA  
X1  
X2  
GNDA  
1
2
56  
55  
54  
53  
52  
51  
50  
49  
48  
47  
46  
45  
44  
43  
42  
41  
40  
39  
38  
37  
36  
35  
34  
33  
32  
31  
30  
29  
REF0/FS4*1  
VDDLAPIC  
IOAPIC  
2 - CPUs @ 2.5V, up to 133MHz.  
13 - SDRAM @ 3.3V, up to 133MHz.  
3 - 3V66 @ 3.3V, 2x PCI MHz.  
8 - PCI @ 3.3V  
1 - 48MHz, @ 3.3V fixed  
1 - 24/48MHz @ 3.3V  
3
4
5
6
7
8
9
VDDLCPU  
CPUCLK0  
CPUCLK1  
GNDLCPU  
GNDSDR  
SDRAM0  
SDRAM1  
SDRAM2  
VDDSDR  
SDRAM3  
SDRAM4  
SDRAM5  
GNDSDR  
SDRAM6  
SDRAM7  
SDRAM_F  
VDDSDR  
GND48  
GND3V66  
3V66-0  
3V66-1  
3V66-2  
VDD3V66  
VDDPCI  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
1*FS0/PCICLK0  
1*FS1/PCICLK1  
1*SEL24_48#/PCICLK2  
GNDPCI  
1 - REF @ 3.3V, 14.318MHz.  
1 - IOAPIC @ 2.5V 16.67MHz.  
Features:  
PCICLK3  
PCICLK4  
PCICLK5  
VDDPCI  
PCICLK6  
PCICLK7  
GNDPCI  
Support PC133 SDRAM.  
Up to 133MHz frequency support  
Support power management through PD#  
Spread spectrum for EMI control  
(± 0.25% Center Spread or 0 to -0.5% down spread)  
Vtt_PWRGD/PD#  
SCLK  
24_48MHz/FS21*  
48MHz/FS3*1  
VDD48  
VDDSDR  
SDRAM8  
SDRAM9  
GNDSDR  
Uses external 14.318MHz crystal  
FS pins for frequency select  
SDATA  
VDDSDR  
SDRAM11  
SDRAM10  
GNDSDR  
Key Specifications:  
CPU Output Jitter: <250ps  
CPU Output Skew: <175ps  
PCI Output Skew: <500ps  
3V66 Output Skew <175ps  
56-Pin 300 mil SSOP  
1. These pins will have 1.5 to 2X drive strength.  
* 120K ohm pull-up to VDD on indicated inputs.  
For group skew timing, please refer to the  
Group Timing Relationship Table.  
Block Diagram  
Functionality  
FS4 FS3 FS2 FS1 FS0 CPU SDRAM 3V66  
PCI  
0
0
1
1
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
66.67 100.00 66.67 33.33  
100.00 100.00 66.67 33.33  
133.33 133.33 66.67 33.33  
133.33 100.00 66.67 33.33  
PLL2  
48MHz  
24_48MHz  
/ 2  
X1  
X2  
XTAL  
OSC  
REF0  
For other hardware/I2C selectable frequencies please  
refer to Byte 0 frequency select register.  
PLL1  
Spread  
CPU  
DIVDER  
CPUCLK (1:0)  
2
Spectrum  
SDRAM  
DIVDER  
SDRAM (11:0)  
SDRAM_F  
IOAPIC  
12  
FS(4:0)  
PD#  
Control  
Logic  
Power Groups  
IOAPIC  
DIVDER  
VDD48 = Fixed PLL power  
GND48 = Fixed PLL GND  
VDDA = Power for CPU PLL  
GNDA = GND for CPU PLL  
Vtt_PWRGD  
SEL24_48#  
SDATA  
Config.  
Reg.  
PCI  
DIVDER  
PCICLK (7:0)  
3V66 (2:0)  
8
3
SCLK  
3V66  
DIVDER  
0594A—07/08/02  

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