MIL-PRF-3098/78F
Inches
mm
Ltr
Min
Max
Min
Max
A
---
.757
---
19.23
B
---
.352
---
8.94
C
---
.752
---
19.10
D
.048
.052
1.22
1.32
E
.478
.494
12.14
12.55
F
---
.317
---
8.05
G
---
.775
---
19.68
H
---
.448
---
11.38
J
.012
.047
0.30
1.19
K
.091
.095
2.31
2.41
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for general information only.
3. The pin undercut may be omitted.
4. Marking to be in accordance with MIL-PRF-3098.
FIGURE 1. Crystal unit - CR6/U - Continued.
REQUIREMENTS:
Dimensions, marking, and configuration: See figure 1.
Frequency range: 2.0 MHz to 10.0 MHz, inclusive.
Mode of oscillation: Fundamental.
Rated drive level: 1.0 mW maximum.
Operating temperature range (noncontrolled): -40C to +70C, inclusive.
Frequency tolerance: 50 parts per million (ppm).
Equivalent resistance: See table I.
Antiresonance, load capacitance: 13.0 pF 0.5 pF.
Shock (specified pulse):
Frequency change permitted: 5 ppm.
Equivalent resistance change permitted: 10 percent.
2
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