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HC49 Datasheet, PDF (1/1 Pages) Golledge Electronics Ltd – STANDARD CRYSTAL
ECM Standard Crystal
HC49/U Case
§ In Depth Stock
§ Standard Frequencies
§ Fast Delivery
§ Competitive Prices For Volume Users
§ Custom Options Available
Parameter
Frequency Range
Calibration Tolerance
@250C
Temperature
Tolerance
Operating
Temperature
Storage Temp
Load Capacitance
ESR
Shunt Capacitance
Drive Level
Ageing
HC49/U – ECM11E
1.8432MHz to 225.00MHz
+/- 20ppm standard
other options available
+/- 50ppm
other options available
-100C to +600C
other options available
-550C to +1250C
10pf to ∞ or Series
20Ω to 200Ω
Frequency Dependant
7.0pf max
1.0mW max
+/-3ppm First year
+/-1ppm Available
Specify
Specify
Specify
Specify
Specify
Standard Frequencies in MHz.
3.579545
8.192
18.432
3.6864
9.8304
19.6608
4.00
10.00
20.00
4.032
10.752
22.1184
4.096
11.0592
24.00014
4.194304
12.00
24.576
4.433619
12.288
28.224
4.9152
14.31818
29.4912
6.00
14.7456
32.00
6.144
15.36
32.768
7.3728
16.00
35.2512
7.68
16.384
40.32
8.00
16.9344
56.448
Environmental & Mechanical
Temperature MIL-STD-883C
Cycle
Method 1010.7
Shock
MIL-STD-883C
Method 2002
Vibration
MIL-STD-883C
Method 2007.2
Humidity
JIS C 5021-22
Gross Leak
MIL-STD-883C
Test
Method 1014.9 Condition A
A
B
C
D
E
F
11.20 4.65 13.46 12.70 4.90 0.43
Dimensions in mm
ECM Electronics Limited, Penmaen House, Ashington, West Sussex, RH20 3JR, UK
Tel: +44(0)1903 892810: Fax: +44(0)1903 892738. Email: ecm@ecmelectronics.co.uk
Although we have attempted to accurately reflect the products we market. ECM reserve the right without prior notice to
discontinue any product or make design changes we believe necessary.
Issue 1