Model XT57C
Vishay Dale
Quartz Crystals
Surface Mount 9.8304MHz to 84.0MHz
FEATURES
•
Miniature package.
•
Economical cost.
EQUIVALENT SERIES RESISTANCE
FREQUENCY
RANGE (MHz)
9.8304 - 16.0
16.001 - 40.0
40.001 - 84.0
MODE OF
VIBRATION
Fundamental
Fundamental
3rd Overtone
ESR MAX.
(Ohms)
60
40
60
STANDARD SPECIFICATIONS
Operating Temperature Range:
- 10°C to + 60°C.
Frequency Range:
9.8304MHz to 84.0MHz.
Frequency Tolerance:
±
30PPM @ + 25°C (typical).
Temperature Stability:
±
30PPM (typical).
Storage Temperature:
- 40°C to + 85°C.
Load:
12 to 32pF or series resonant.
Drive Level:
0.1mW maximum.
Shunt Capacitance:
7pF maximum.
Tape and Reel:
1000 pieces.
DIMENSIONAL CONFIGURATIONS
[Numbers in brackets indicate millimeters]
Recommended Solder Pad Layout
.276
±
.008
[7.0
±
0.2]
.047
[1.2]
4
1
3
.047
[1.2]
.087
[2.2]
.197
±
.008
[5.0
±
0.2]
.100
[2.54]
2
1
2
.039
[1.0]
.100
[2.5]
.055
[1.4]
Metal Cover
.047
±
.004
[1.2
±
0.1]
4
3
.252
[6.4]
HOW TO ORDER
XT57C
MODEL
- 20
LOAD
Blank = Series
- 20 = 20pF Standard
- 32 = 32pF
- 16 = 16pF
25M
FREQUENCY/MH
Z
www.vishay.com
16
Document Number 35013
Revision 05-Jan-00