Model XT57C
Vishay Dale
Quartz Crystals
Surface Mount 9.8304MHz to 84.0MHz
FEATURES
• Miniature package.
• Economical cost.
STANDARD SPECIFICATIONS
EQUIVALENT SERIES RESISTANCE
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.
FREQUENCY
RANGE (MHz)
MODE OF
VIBRATION
ESR MAX.
(Ohms)
9.8304 - 16.0
16.001 - 40.0
40.001 - 84.0
Fundamental
Fundamental
3rd Overtone
60
40
60
DIMENSIONAL CONFIGURATIONS [Numbers in brackets indicate millimeters]
Recommended Solder Pad Layout
.276 ± .008
[7.0 ± 0.2]
.047
[1.2]
.047
[1.2]
.087
[2.2]
4
1
3
.197 ± .008
[5.0 ± 0.2]
.055
[1.4]
1
.039
[1.0]
2
2
.100
[2.5]
.100
[2.54]
3
4
Metal Cover
.252
[6.4]
.047 ± .004
[1.2 ± 0.1]
HOW TO ORDER
XT57C
MODEL
25M
FREQUENCY/MHZ
- 20
LOAD
Blank = Series
- 20 = 20pF Standard
- 32 = 32pF
- 16 = 16pF
www.vishay.com
16
Document Number 35013
Revision 05-Jan-00
