
Q
FEATURES
STANDARD SPECIFICATION
Range of Sizes
Low Cost
High Shock Resistance
Extensive UK Stocks
Time Keeping
Datacommunications
Consumer Electronics
Automotive Electronics
Specify
AVAILABLE OPTIONS
Frequency Stability vs Operating Temperature Range
Frequency Range E.S.R
Frequency Range:
Adjustment Tolerance
Load Capacity:
Shunt Capacity (C0):
20 kHz to 165 kHz & 307.2kHz
20PPM 50PPM 100PPM
6pF ~
4.0pF Max
Frequency Range:
Adjustment Tolerance at 25 C:
Frequency Stability:
Operating Temperature Range:
Load Capacity:
E.S.R:
Drive level:
Ageing:
32.768 kHz
20PPM
-0.038PPM/ C
-10 C to +60 C
12.5pF
35 kOhm
1MicroWatt
1PPM 1st Year Typ.
o
2
o
Handling Note
Crystalsutilisingatuningforkelementshouldnotbesubjectedto
ultrasonic cleaning. This is because the blank can be damaged
due to the frequency of the ultrasonic bath being in resonance
withthecrystalitself.
Cylindrical Watch Crystals
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
A
B
D
C
E
APPLICATIONS
Package Style A B C D E
3x8
2x6
1x5
8.2 9.0 1.10 0.35 3.10
6.2 9.0 0.70 0.26 2.10
5.1 4.0 0.45 0.15 1.50
Also available from stock is a 32.768 kHz crystal specifically
designed for the Dallas Semiconductor RTC
Tuning fork crystals exhibit a parabolic temperature coefficient with a response
curve typically as shown
F
(
-20 0 20 40 60 70
Temperature Range
20.0 kHz
30.0 kHz
40.0 kHz
60.0 kHz
70.0 kHz
120.0 kHz
307.20 kHz
29.9 kHz
39.9 kHz
59.9 kHz
69.9 kHz
119.9 kHz
164.9 kHz
55k
45k
20k
15k
12k
10k
6k
www.aelcrystals.co.uk
sales@aelcrystals.co.uk
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