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CM200C PDF预览

CM200C

更新时间: 2024-11-07 09:26:35
品牌 Logo 应用领域
CITIZEN 晶体
页数 文件大小 规格书
1页 78K
描述
TUNING FORK CRYSTAL UNITS (SMD ? Plastic Package)

CM200C 数据手册

  
TUNING FORK CRYSTAL UNITS (SMD • Plastic Package)  
.
RoHS compliant  
CM200C CM250C  
3000pcs/reel  
FEATURES  
7Molding a heat resistant cylinder with resin.  
7Most appropriate for clock source for portable  
equipment with low power consumption.  
Life-size  
DIMENSION [mm]  
7.9±0.1  
SOLDER PAD LAYOUT [mm]  
Internal connection  
#4  
#3  
1.3  
4.2  
1.3  
#4  
#3  
#1  
#2  
#1  
#2  
(1.25)  
5.5±0.5  
(1.25)  
0.5  
0.5  
7 Do not connect to external with #2 and #3  
STANDARD SPECIFICATIONS  
Model  
CM200C  
CM250C  
30kHz~100kHz  
±30ppm  
Conditions  
Need to contact us for  
the available frequency in CM250C  
Item  
Nominal Frequency  
f0  
f/f0  
CL  
32.768kHz  
Frequency Tolerance  
Load capacitance  
±20ppm  
at 25˚C  
Need to specify your requirement  
12.5pF  
Operating Temperature Range  
Storage Temperature Range  
Turnover Temperature  
Temperature Coefficient  
Motional (series) resistance  
Level of drive  
TOPR  
TSTR  
TM  
40℃~85℃  
55℃~125℃  
25℃±5℃  
2
β
0.034±0.006ppm/℃  
50KΩMax.  
at 25˚C  
R1  
DL  
1μW Max.  
Aging (first year)  
f/f0  
±3ppm Max.  
1.35pF Typ.  
±5ppm Max.  
25℃±3℃  
Depend on frequency  
Shunt capacitance  
C0  
0.8pF ~ 1.7pF Typ.  
http://cfm.citizen.co.jp/english/product/pr02.html  

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