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
0
@25 C
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
0
0
-10 C to +60 C
other options available
0
0
-55 C to +125 C
10pf to
∞
or Series
20Ω to 200Ω
Frequency Dependant
7.0pf max
1.0mW max
+/-3ppm First year
+/-1ppm Available
Specify
Specify
Specify
Specify
Environmental & Mechanical
Temperature
MIL-STD-883C
Method 1010.7
Cycle
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
Specify
Standard Frequencies in MHz.
3.579545
3.6864
4.00
4.032
4.096
4.194304
4.433619
4.9152
6.00
6.144
7.3728
7.68
8.00
8.192
9.8304
10.00
10.752
11.0592
12.00
12.288
14.31818
14.7456
15.36
16.00
16.384
16.9344
18.432
19.6608
20.00
22.1184
24.00014
24.576
28.224
29.4912
32.00
32.768
35.2512
40.32
56.448
Dimensions in mm
A
11.20
B
4.65
C
13.46
D
12.70
E
4.90
F
0.43
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