Specify
HC-49/U Standard Height Crystal
Quartz Crystal Resonators
3.8
13.6 Max
12.0 Min
4.8 Max
4.88
9.7
11.05 Max
HC-49/U
FEATURES
APPLICATIONS
Wide Frequency Range
Additional EMI Protection
Custom Manufacturing Capability
Fast Turnaround Options
STANDARD
SPECIFICATION
Frequency Range:
Adjustment Tolerance at 25 C:
Frequency Stability:
Operating Temperature Range:
Load Capacity:
E.S.R:
Drive level:
Ageing:
o
Microprocessor Systems
Datacommunications
Consumer Electronics
Automotive Electronics
AVAILABLE OPTIONS
300 kHz to 225 MHz
±30PPM Max.
±50PPM Max.
-10
o
C to +60
o
C
30pF
See Table
500 MicroWatt
±5PPM 1st Year Max.
Frequency Range:
Adjustment Tolerance
Load Capacity:
Shunt Capacity (C0):
Dynamic Capacity (C1):
300 kHz ~ 225 MHz
±5PPM ~ ±100PPM
Series or 9pF ~ 50pF
4.5pF ~ 7pF (Typ.)
18fF ~ 20fF (Typ.)
Frequency Range
300kHz
800kHz
1.8 MHz
2.0MHz
2.4MHz
3.0MHz
3.2MHz
4.0MHz
4.2MHz
6.0MHz
8.0MHz
36MHz
64MHz
125MHz
~
~
~
~
~
~
~
~
~
~
~
~
~
~
800 kHz
1.3 MHz
2.0 MHz
2.4 MHz
3.0 MHz
3.2 MHz
4.0 MHz
4.2 MHz
6.0 MHz
8.0 MHz
36 MHz
64 MHz
125 MHz
200 MHz
E.S.R
3000
Ù
5000
Ù
800
Ù
300
Ù
250
Ù
120
Ù
90
Ù
100
Ù
50
Ù
40
Ù
25
Ù
40
Ù
80
Ù
140
Ù
Frequency Stability vs Operating Temperature Range
Operating
Tempe
rature
Range
+/ -5 PPM
-10 to +60
-20 to +70
-40 to +90
-55 to +105
-55 to +125
Tempe
rature S
tability
+/ -10 PPM +/-20PPM +/-30PPM +/-40PPM +/-50PPM
Value Added Services
In addition, AEL Crystals Ltd are able to offer our customers
the following value added services:-
Fitted Insulators
Radial Taping
Lead Pre-Forming
Lead Cropping
Earth Lead
Bar-Coding
www.aelcrystals.co.uk
q u a r t z
b a s e d
f r e q u e n c y
c o n t r o l
c o m p o n e n t s
Order Hotline +44 1293 524245
8
www.aelcrystals.co.uk
sales@aelcrystals.co.uk
AEL [ AEL CRYSTALS LTD ]
