638 Datasheet, PDF (1/2 Pages) Oscilent Corporation – Surface Mountable

Oscilent Corporation | 638 Series Ceramic Resonator
Page 1 of 2
Series Number
638
Package
ZTB Ceramic
FEATURES
- Low frequencies
- Extended temperature range
- Surface Mountable Ceramic Resonator
- High stability
- RoHS Compliant
Description
Surface Mountable
Ceramic Resonator
Last Modified
Mar. 23 2009
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
Frequency
Range
Frequency
Accuracy
Resonant
Impedance
Stability in
Temp.
Aging for Ten
Years
(KHz)
@ 25°C
ohm max.
-20~+80°C
(%)
375 ~ 429
±2 KHz
20
430 ~ 509
±2 KHz
20
510 ~ 699
±2 KHz
30
±0.3%
±0.3
700 ~ 999
±0.5%
70
1000 ~ 1250
±0.5%
100
.
Load Capacitance (pF)
C1
C2
120
470
100
100
Freq. Range
(KHz)
375 ~ 429
430 ~ 509
510 ~ 699
700 ~ 1250
Dimensions
W
T
H
P
T1
T2
8.0
3.5
9.0
5.0
1.1
0.15
7.5
3.3
8.5
5.0
1.1
0.15
7.0
3.0
8.5
5.0
1.1
0.15
5.0
2.2
6.0
2.5
0.8
0.12