MIL-PRF-3098/95E
REQUIREMENTS:
Dimensions, marking, and configuration: See figure 1.
Frequency range: 0.8 MHz to 20 MHz, inclusive.
Frequency tolerance: ±50 ppm.
Equivalent resistance: See table I.
TABLE I. Equivalent resistance.
Frequency range, inclusive
Maximum resistance
MHz
Ohms
0.80 to 0.85
620
0.85+ to 0.90
600
0.90+ to 1.00
570
1.00+ to 1.12
540
1.12+ to 1.25
490
1.25+ to 1.37
450
1.37+ to 1.50
410
1.50+ to 1.62
370
1.62+ to 1.75
330
1.75+ to 1.87
300
1.87+ to 2.00
290
2.00+ to 2.12
270
2.12+ to 2.25
240
2.25+ to 2.60
190
2.60+ to 3.00
150
3.00+ to 3.40
110
3.40+ to 3.75
90
3.75+ to 4.00
75
4.00+ to 5.00
60
5.00+ to 7.00
35
7.00+ to 10.00
24
10.00+ to 15.00
22
15.00+ to 20.00
20
Mode of oscillation: Fundamental.
Operating temperature range (noncontrolled): -55°C to +105°C, inclusive.
Rated drive level: 1.0 mW, maximum.
Capacitance, shunt: 7.0 pF, maximum.
Antiresonance load capacitance: 30.0 pF ±0.5 pF. 1/
1/ This crystal unit is similar to Crystal Type CR18/U, except for the 30.0 pF ±0.5 pF antiresonance load
capacitance.
2