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W149HT PDF预览

W149HT

更新时间: 2024-02-09 04:45:53
品牌 Logo 应用领域
赛普拉斯 - CYPRESS /
页数 文件大小 规格书
14页 159K
描述
Processor Specific Clock Generator, 124MHz, CMOS, PDSO48, 0.300 INCH, SSOP-48

W149HT 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:5.49
其他特性:ALSO REQUIRES AT 2.5V SUPPLYJESD-30 代码:R-PDSO-G48
JESD-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:124 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:14.318 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 mmuPs/uCs/外围集成电路类型:CLOCK GENERATOR, PROCESSOR SPECIFIC
Base Number Matches:1

W149HT 数据手册

 浏览型号W149HT的Datasheet PDF文件第5页浏览型号W149HT的Datasheet PDF文件第6页浏览型号W149HT的Datasheet PDF文件第7页浏览型号W149HT的Datasheet PDF文件第9页浏览型号W149HT的Datasheet PDF文件第10页浏览型号W149HT的Datasheet PDF文件第11页 
W149  
[3]  
Table 6. Additional Frequency Selections through Serial Data Interface Data Bytes  
Input Conditions  
Output Frequency  
Spread %  
Data Byte 0, Bit 3 = 1  
Bit 6  
SEL_2  
Bit 5  
SEL_1  
Bit 4  
SEL_0  
CPU0:1,  
SDRAM0:12 (MHz)  
PCI_F, 1:5  
(MHz)  
1
1
1
1
0
0
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
100. 2  
(Reserved)  
100  
33.4  
(Reserved)  
33.3  
0.5  
(Reserved)  
±0.5  
103  
34.3  
0.5  
66.8  
33.4  
0.5  
83.3  
41.65  
33.4  
0.5  
66.8  
±0.5  
124  
41.3  
0.5  
Table 7. Select Function for Data Byte 0, Bits 0:1  
Input Conditions  
Data Byte 0  
Output Conditions  
PCI_F,  
REF0:1,  
IOAPIC  
Function  
Bit 1  
Bit 0  
CPU0:1  
PCI1:5  
Note 1  
Hi-Z  
48MHZ  
48 MHz  
Hi-Z  
24MHZ  
Normal Operation  
X
1
0
1
Note 1  
Hi-Z  
14.318 MHz  
Hi-Z  
24 MHz  
Hi-Z  
Three-state  
Note:  
3. CPU and PCI frequency selections are listed in Table 2 and Table 6.  
8

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