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ECS-44-20-1 PDF预览

ECS-44-20-1

更新时间: 2024-02-11 11:58:59
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其他 - ETC /
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描述
CRYSTAL 4.433618MHZ 20PF T/H

ECS-44-20-1 数据手册

  
HC-49U QUARTZ CRYSTAL  
This product represents our selection of  
standard resistance weld type quartz  
crystals.  
FEATURES  
Cost effective  
Excellent aging  
Wide frequency range  
OPTIONS:  
– extended temperature range  
• Tight tolerances  
• Excellent reliability  
• “AT cut crystal  
pullability  
mylar spacer  
– vinyl sleeve  
– third ground lead  
– radial Tape and Reel (1,000 pcs)  
PART NUMBERING GUIDE “EXAMPLE”  
FREQUENCY (16.0000 MHz)  
LOAD CAPACITANCE*  
PACKAGE TYPE  
ECS  
160  
20  
1
* Load capacitance (xx=xx pF, S= series resonance)  
Note: See Product Selection Guide for additional options.  
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS  
PARAMETERS  
CONDITIONS  
MINIMUM  
1.800  
-30  
MAXIMUM  
100.000  
+30  
+50  
+70  
+85  
7.0  
Series  
2.0, 1.0  
+5.0  
UNITS  
MHz  
PPM  
PPM  
˚C  
˚C  
pF  
pF  
mW  
PPM  
FREQUENCY RANGE  
FREQUENCY TOLERANCE  
FREQUENCY STABILITY  
OPERATING TEMPERATURE  
STORAGE TEMPERATURE  
SHUNT CAPACITANCE  
LOAD CAPACITANCE  
DRIVE LEVEL  
f
o
Ref @ +25˚C  
Ta=-10˚C ~ +70˚C  
-50  
-10  
-30  
TOPR  
TSTG  
C0  
CL (Customer Specified)  
1.800 ~ 3.000MHz, 3.000 ~ 100.000MHz  
@ +25˚C  
10.0  
-5.0  
AGING (FIRST YEAR)  
EQUIVALENT SERIES RESISTANCE / MODE OF OSCILLATION  
FREQUENCY RANGE (MHz)  
MODE  
MAX ESR  
FREQUENCY RANGE (MHz)  
5.000 ~ 5.999  
6.000 ~ 7.999  
MODE  
MAX ESR Ω  
1.800 ~ 1.999  
Fundamental  
Fundamental  
Fundamental  
Fundamental  
Fundamental  
Fundamental  
Fundamental  
Fundamental  
750  
Fundamental  
Fundamental  
Fundamental  
Fundamental  
Fundamental  
Fundamental  
3rd O/T  
50  
40  
35  
30  
25  
20  
40  
2.000 ~ 2.399  
500  
2.400 ~ 2.999  
300  
8.000 ~ 9.999  
3.000 ~ 3.199  
200  
10.000 ~ 12.499  
12.500 ~ 15.999  
16.000 ~ 25.000  
23.000 ~ 100.000  
3.200 ~ 3.699  
120  
3.700 ~ 4.199  
100  
4.200 ~ 4.899  
70  
4.900 ~ 4.999  
55  
PACKAGE DIMENSIONS (mm)  
11.35  
(10.5) Max.  
11.35 Max.  
f/f0  
PPM  
+ 30  
- 30  
- 10  
4.65 Max.  
25  
60  
TEMP.(˚C)  
0.43  
Figure 2) Frequency vs Temperature Curve  
4.88 ± 0.020  
Figure 1) HC-49U - Side and Bottom views  
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM  
CRYSTALS CRYSTALS  
6

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