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W209CHT

更新时间: 2024-11-23 15:57:51
品牌 Logo 应用领域
芯科 - SILICON 时钟光电二极管外围集成电路晶体
页数 文件大小 规格书
16页 172K
描述
Processor Specific Clock Generator, 166MHz, CMOS, PDSO48, 0.300 INCH, SSOP-48

W209CHT 技术参数

生命周期:Obsolete零件包装代码:SSOP
包装说明:SSOP,针数:48
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.32
JESD-30 代码:R-PDSO-G48JESD-609代码:e0
长度:15.875 mm湿度敏感等级:1
端子数量:48最高工作温度:70 °C
最低工作温度:最大输出时钟频率:166 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):220主时钟/晶体标称频率:14.31818 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:NOT SPECIFIED宽度:7.5 mm
uPs/uCs/外围集成电路类型:CLOCK GENERATOR, PROCESSOR SPECIFICBase Number Matches:1

W209CHT 数据手册

 浏览型号W209CHT的Datasheet PDF文件第2页浏览型号W209CHT的Datasheet PDF文件第3页浏览型号W209CHT的Datasheet PDF文件第4页浏览型号W209CHT的Datasheet PDF文件第5页浏览型号W209CHT的Datasheet PDF文件第6页浏览型号W209CHT的Datasheet PDF文件第7页 
PRELIMINARY  
W209C  
Frequency Generator for Integrated Core Logic  
with 133-MHz FSB  
Features  
Table 1. Frequency Selections  
FS4 FS3 FS2 FS1 FS0 CPU SDRAM 3V66 PCI APIC  
SS  
OFF  
0.6%  
OFF  
OFF  
OFF  
OFF  
OFF  
OFF  
OFF  
OFF  
OFF  
OFF  
• Maximized EMI suppression using Cypress’s Spread  
Spectrum technology  
• Low jitter and tightly controlled clock skew  
• Highly integrated device providing clocks required for  
CPU, core logic, and SDRAM  
• Two copies of CPU clock  
• Nine copies of SDRAM clock  
• Eight copies of PCI clock  
• One copy of synchronous APIC clock  
• Two copies of 66-MHz outputs  
• Two copies of 48-MHz outputs  
• One copy of selectable 24- or 48-MHz clock  
• One copy of double strength 14.31818-MHz reference  
clock  
• Power-down control  
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
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
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
75.3  
95.0  
113.0  
95.0  
75.3 37.6 18.8  
63.3 31.6 15.8  
86.0 43.0 21.5  
75.3 37.6 18.8  
129.0 129.0  
150.0 113.0  
150.0 150.0 100.0 50.0 25.0  
110.0  
110.0  
73.0 36.6 18.3  
93.3 46.7 23.3  
72.0 36.0 18.0  
68.3 34.1 17.0  
70.0 35.0 17.5  
92.0 46.0 23.0  
70.0 35.0 17.5  
140.0 140.0  
144.0 108.0  
68.3  
102.5  
105.0 105.0  
138.0 138.0  
140.0 105.0  
66.8  
100.2  
66.8 33.4 16.7 ±0.45%  
66.8 33.4 16.7 ±0.45%  
89.1 44.4 22.2 ±0.45%  
66.8 33.4 16.7 ±0.45%  
100.2 100.2  
133.6 133.6  
133.6 100.2  
157.3 118.0  
160.0 120.0  
146.6 110.0  
• SMBus interface for turning off unused clocks  
78.6 39.3 19.6  
80.0 40.0 20.0  
73.3 36.6 18.3  
61.0 30.5 15.2  
84.6 42.3 21.1  
81.3 40.6 20.3  
78.0 39.0 19.5  
76.0 38.0 19.0  
80.0 40.0 20.0  
78.0 39.0 19.5  
55.3 27.6 13.8  
53.3 26.7 13.3  
66.6 33.3 16.6  
66.6 33.3 16.6  
88.9 44.4 22.2  
66.6 33.3 16.6  
OFF  
OFF  
Key Specifications  
OFF  
122.0  
91.5  
0.6%  
OFF  
CPU, SDRAM Outputs Cycle-to-Cycle Jitter: ............. 250 ps  
127.0 127.0  
122.0 122.0  
APIC, 48-MHz, 3V66, PCI Outputs  
Cycle-to-Cycle Jitter:................................................... 500 ps  
0.6%  
OFF  
117.0  
114.0  
80.0  
117.0  
114.0  
120.0  
117.0  
CPU, 3V66 Output Skew: ........................................... 175 ps  
SDRAM, APIC, 48-MHz Output Skew: ....................... 250 ps  
PCI Output Skew: ....................................................... 500 ps  
CPU to SDRAM Skew (@ 133 MHz) ....................... ± 0.5 ns  
CPU to SDRAM Skew (@ 100 MHz)................. 4.5 to 5.5 ns  
CPU to 3V66 Skew (@ 66 MHz)........................ 7.0 to 8.0 ns  
3V66 to PCI Skew (3V66 lead).......................... 1.5 to 3.5 ns  
PCI to APIC Skew..................................................... ± 0.5 ns  
OFF  
OFF  
78.0  
OFF  
166.0 166.0  
160.0 160.0  
OFF  
OFF  
66.6  
100.0  
0.6%  
0.6%  
0.6%  
0.6%  
100.0 100.0  
133.3 133.3  
133.3 100.0  
VDDQ3  
Pin Configuration[1]  
Block Diagram  
REF2X/FS3*  
X1  
X2  
XTAL  
OSC  
VDDQ2  
APIC  
VDDQ2  
CPU0  
CPU1  
GND  
VDDQ3  
SDRAM0  
SDRAM1  
SDRAM2  
GND  
SDRAM3  
SDRAM4  
SDRAM5  
VDDQ3  
SDRAM6  
SDRAM7  
DCLK  
GND  
PWRDWN#  
SCLK  
REF2x/FS3*  
VDDQ3  
X1  
1
48  
47  
46  
45  
44  
43  
42  
41  
40  
39  
38  
37  
36  
35  
34  
33  
32  
31  
30  
29  
28  
27  
26  
25  
PLL REF FREQ  
2
VDDQ2  
CPU0:1  
3
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
X2  
Divider,  
Delay,  
and  
Phase  
Control  
Logic  
GND  
2
SDATA  
SCLK  
SMBus  
Logic  
VDDQ3  
3V66_0  
3V66_1  
GND  
FS0*/PCI0  
FS1*/PCI1  
FS2*/PCI2  
GND  
PCI3  
PCI4  
VDDQ3  
PCI5  
APIC  
(FS0:4*)  
VDDQ3  
3V66_0:1  
2
FS0*/PCI0  
PLL 1  
FS1*/PCI1  
FS2*/PCI2  
PCI3:7  
PCI6  
PCI7  
GND  
5
8
SDRAM0:7  
DCLK  
^
PWRDWN#  
48MHz_0  
FS4*/48MHz_1  
SI0/24_48#MHz*  
VDDQ3  
VDDQ3  
GND  
SDATA  
VDDQ3  
48MHz_0  
Note:  
FS4*/48MHz_1  
PLL2  
1. Internal pull-down or pull-up resistors present on inputs marked with  
* or ^ respectively. Design should not rely solely on internal pull-up  
or pull-down resistor to set I/O pins HIGH or LOW respectively.  
SI0/24_48#MHz*  
/2  
Cypress Semiconductor Corporation  
3901 North First Street  
San Jose  
CA 95134  
408-943-2600  
Document #: 38-07171 Rev. *A  
Revised December 15, 2002  

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