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445A25EMXXXXX PDF预览

445A25EMXXXXX

更新时间: 2024-11-06 12:21:55
品牌 Logo 应用领域
西迪斯 - CTS 晶体石英晶体
页数 文件大小 规格书
2页 108K
描述
Surface Mount Quartz Crystal

445A25EMXXXXX 数据手册

 浏览型号445A25EMXXXXX的Datasheet PDF文件第2页 
Model 445  
Surface Mount Quartz Crystal  
FEATURES  
Standard 5.0mm x 3.2mm Glass Seal Package  
Fundamental Crystal Design  
Frequency Range 10 – 50 MHz  
Frequency Tolerance, ±20 ppm Standard [other tolerances available]  
Frequency Stability, ±30 ppm Standard [other stabilities available]  
Operating Temperature to -40°C to +85°C  
Tape & Reel Packaging Standard, EIA-481  
RoHS Compliant in Accordance with EU Directive 2005/95/EC  
- Lead-Free Termination Finish  
- Exemption 5 for Pb in glass material used for cover attach  
APPLICATIONS  
Model 445 is a low cost device used in a wide range of commercial applications including  
notebooks, computer peripherals, audio visual, Bluetooth and USB interfaces, PDAs, and automotive electronics.  
ORDERING INFORMATION  
445  
M
OPERATING TEMPERATURE RANGE  
FREQUENCY IN MHz  
W = 0°C to +50°C  
A = -10°C to +60°C  
M - indicates MHz and decimal point. 3  
C = -20°C to +70°C (standard)  
I = -40°C to +85°C (standard)  
LOAD CAPACITANCE  
A = 10 pF  
B = 13 pF  
C = 16 pF  
D = 18 pF  
E = 20 pF  
F = 24 pF  
G = 30 pF  
H = 32 pF  
J = 9 pF  
FREQUENCY TOLERANCE @ 25°C  
K = 8 pF  
L = 12 pF  
S = Series  
2 = ± 20 ppm (standard)  
3 = ± 30 ppm  
STABILITY OVER TEMPERATURE  
Example Part Numbers:  
1 = ± 10 ppm 1  
445C23D14M31818  
445I23E14M31818  
3 = ± 30 ppm (std)  
5 = ± 50 ppm  
X = ± 15 ppm 2  
2 = ± 20 ppm  
1] Only available with temperature range codes "W" and "A".  
2] Only available with temperature range codes "W", "A" and "C".  
3] Frequency is recorded with two leading digits before the ‘M’ and 5 significant digits after the ‘M’ (including zeros).  
Not all performance combinations and frequencies may be available.  
Contact your local CTS Representative or CTS Customer Service for availability.  
PACKAGING INFORMATION  
Device quantity is 1,000 pieces minimum per 180mm reel.  
17.5  
2.0  
DIMENSIONS IN MILLIMETERS  
Ø13.5  
4.0  
8.0  
Ø1.50  
1.75  
1.95  
120°  
Ø180  
Ø60  
12.0  
5.40  
Ø21.4  
3.5  
DIRECTION OF FEED  
Document No. 008-0360-0  
Page 1- 2  
Rev. B  
www.ctscorp.com  

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