MIL-PRF-55310/26D
TABLE I. Dash numbers and operating characteristics.
Input
Dash
Output
Pulse characteristics
Initial
Frequency
Initial frequency
current
number
frequency
1/
accuracy
aging per
temperature accuracy
at 23C
-55C
-55C
-20C
(max) at
range
year (max)
Config-
Rise/fall
Duty
1C
4/
5.0 V
cycle
uration
time
to
to
to
10% 3/
+125C
+105C
+70C
(max)
min-max
2/
A
B
A
B
C
percent
ppm
ppm
ppm
ppm
ppm
15
5
65
55
40
02
03
.01 MHz to
10 mA
10 ns
45 to 55
1.0 MHz
25
10
100
75
50
06
07
.01 MHz to
10 mA
10 ns
45 to 55
1.0 MHz
15
5
65
55
40
22
23
1 MHz to
15 mA
10 ns
45 to 55
4 MHz
25
10
100
75
50
26
27
1 MHz to
15 mA
10 ns
45 to 55
4 MHz
15
5
65
55
40
32
33
4 MHz to
20 mA
10 ns
40 to 60
20 MHz
25
10
100
75
50
36
37
4 MHz to
20 mA
10 ns
40 to 60
20 MHz
15
5
65
55
40
42
43
20 MHz to
35 mA
10 ns
40 to 60
35 MHz
25
10
100
75
50
46
47
20 MHz to
35 mA
10 ns
40 to 60
35 MHz
15
5
65
55
40
52
53
35 MHz to
40 mA
5 ns
40 to 60
50 MHz
25
10
100
75
50
56
57
35 MHz to
40 mA
5 ns
40 to 60
50 MHz
15
5
65
55
40
62
63
50 MHz to
70 mA
5 ns
40 to 60
65 MHz
25
10
100
75
50
66
67
50 MHz to
70 mA
5 ns
40 to 60
65 MHz
1/
See figure 3.
2/
Up to 30 days following shipment, see table II.
3/
No load condition.
4/
After 30 days following shipment, see table II.
TABLE II. Frequency aging limits.
5 ppm per year 1/
10 ppm per year 1/
0.7 ppm
1.5 ppm
Maximum change over 30 days
5.0 ppm
10.0 ppm
Projected maximum change
for 1 year after 30 days
1/
See table I.
6
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