ECM Standard Low Profile Crystal
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
HC49/4 - HC49/S
Dimensions in mm
Parameter
HC49/4HC49/S ECM10E
Frequency Range
3.200MHz to 50.000MHz
50.001MHz to 75.000MHz
Fund
3
rd
O/T
Calibration Tolerance
@25
0
C
+/- 30ppm standard
other options available
Specify
Temperature
Tolerance
+/- 50ppm
other options available
Specify
Operating
Temperature
-10
0
C to +60
0
C
other options available
Specify
Storage Temp
-55
0
C to +125
0
C
Load Capacitance
10pf to
or Series
Specify
ESR
40
to 200
Frequency Dependant
Shunt Capacitance
7.0pf max
Drive Level
1.0mW max
Ageing
+/- 3ppm First Year
In Depth Stock
Standard Frequencies
Fast Delivery
Competitive Prices For Volume Users
Custom Options Available
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
A
B
C
D
E
F
11.20
4.65
3.50
12.70
4.90
0.43
Environmental & Mechanical
Temperature
Cycle
MIL-STD-883C
Method 1010.7
Shock
MIL-STD-883C
Method 2002
Vibration
MIL-STD-883C
Method 2007.2
Humidity
JIS C 5021-22
Gross Leak
Test
MIL-STD-883C
Method 1014.9 Condition A
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