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W181-51G PDF预览

W181-51G

更新时间: 2024-11-05 08:09:43
品牌 Logo 应用领域
赛普拉斯 - CYPRESS /
页数 文件大小 规格书
9页 165K
描述
Peak Reducing EMI Solution

W181-51G 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:SOIC包装说明:0.150 INCH, MS-012, SOIC-8
针数:8Reach Compliance Code:not_compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.76其他特性:ALSO OPERATES AT 5V SUPPLY
JESD-30 代码:R-PDSO-G8JESD-609代码:e0
长度:4.889 mm湿度敏感等级:1
端子数量:8最高工作温度:70 °C
最低工作温度:最大输出时钟频率:75 MHz
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP8,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):220
电源:3.3/5 V主时钟/晶体标称频率:75 MHz
认证状态:Not Qualified座面最大高度:1.727 mm
子类别:Clock Generators最大压摆率:50 mA
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:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:3.8985 mm
uPs/uCs/外围集成电路类型:CLOCK GENERATOR, OTHERBase Number Matches:1

W181-51G 数据手册

 浏览型号W181-51G的Datasheet PDF文件第2页浏览型号W181-51G的Datasheet PDF文件第3页浏览型号W181-51G的Datasheet PDF文件第4页浏览型号W181-51G的Datasheet PDF文件第5页浏览型号W181-51G的Datasheet PDF文件第6页浏览型号W181-51G的Datasheet PDF文件第7页 
W181  
Peak Reducing EMI Solution  
Features  
Table 1. Modulation Width Selection  
Cypress PREMIS™ family offering  
• Generates an EMI optimized clocking signal at the out-  
put  
W181-01, 02, 03  
Output  
W181-51, 52, 53  
Output  
SS%  
0
F
F F  
F + 0.625% F ≥  
in  
out  
in  
in  
in  
• Selectable input to output frequency  
• Single 1.25% or 3.75% down or center spread output  
• Integrated loop filter components  
• Operates with a 3.3V or 5V supply  
• Low power CMOS design  
• Available in 8-pin SOIC (Small Outline Integrated Cir-  
cuit) or 14-pin TSSOP (Thin Shrink Small Outline Pack-  
age select options only)  
1.25%  
– 0.625%  
1
F
F F  
F + 1.875% F ≥  
in  
out  
in  
in  
in  
3.75%  
–1.875%  
Table 2. Frequency Range Selection  
W181 Option#  
-02, 52  
-01, 51  
(MHz)  
-03, 53  
(MHz)  
Key Specifications  
FS2 FS1  
(MHz)  
0
0
1
1
0
1
0
1
28 F 38 28 F 38  
IN IN  
N/A  
Supply Voltages: ...........................................V = 3.3V±5%  
DD  
or V = 5V±10%  
DD  
38 F 48 38 F 48  
N/A  
IN  
IN  
Frequency Range: ............................ 28 MHz F 75 MHz  
in  
46 F 60  
N/A  
46 F 60  
IN  
IN  
Crystal Reference Range.................. 28 MHz F 40 MHz  
in  
58 F 75  
N/A  
58 F 75  
IN  
IN  
Cycle to Cycle Jitter: ....................................... 300 ps (max.)  
Selectable Spread Percentage: ....................1.25% or 3.75%  
Output Duty Cycle: ............................... 40/60% (worst case)  
Output Rise and Fall Time: .................................. 5 ns (max.)  
Simplified Block Diagram  
Pin Configurations  
3.3 or 5.0V  
SOIC  
CLKIN or X1  
NC or X2  
GND  
FS2  
1
2
3
4
8
7
6
5
FS1  
X1  
VDD  
XTAL  
SS%  
CLKOUT  
Input  
X2  
Spread Spectrum  
Output  
(EMI suppressed)  
W181  
40 MHz  
Max.  
CLKIN or X1  
NC or X2  
SSON#  
FS1  
1
2
8
7
GND  
SS%  
VDD  
3
4
6
5
CLKOUT  
3.3 or 5.0V  
TSSOP  
14  
13  
12  
FS2  
CLKIN or X1  
NC or X2  
NC  
NC  
FS1  
NC  
VDD  
NC  
1
2
3
Oscillator or  
Reference Input  
11  
10  
9
GND  
NC  
SS%  
4
5
6
Spread Spectrum  
W181  
Output  
(EMI suppressed)  
NC  
CLKOUT  
7
8
PREMIS is a trademark of Cypress Semiconductor Corporation.  
Cypress Semiconductor Corporation  
3901 North First Street  
San Jose  
CA 95134  
408-943-2600  
July 21, 2000, rev. *B  

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