INCH-POUND
MIL-PRF-55310/15G
11 June 2009
SUPERSEDING
MIL-PRF-55310/15F
24 February 2005
PERFORMANCE SPECIFICATION SHEET
OSCILLATOR, CRYSTAL CONTROLLED, TYPE 1 (CRYSTAL OSCILLATOR (XO)),
0.01 Hz THROUGH 10 MHz, HERMETIC SEAL, SQUARE WAVE, CMOS
This specification is approved for use by all Departments
and Agencies of the Department of Defense.
The requirements for acquiring the product described herein
shall consist of this specification sheet and MIL-PRF-55310.
Pin number Function
1 OUTPUT
2 CASE
3 INTERNAL TIE
4 NC
5 NC
6 NC
7 NC
8 B - (GND)
9 NC
10 NC
11 NC
12 INTERNAL TIE
13 NC
14 B+
FIGURE 1. Dimensions and configuration
.
AMSC N/A FSC 5955
MIL-PRF-55310/15G
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for general information only.
3. Unless otherwise specified, tolerances are ±.005 (0.13 mm) for three place decimals and ±.02 (0.5 mm) for two
place decimals.
4. All pins with NC function may be connected internally and are not to be used as external tie points or
connections.
5. Color dot or square corner shall be used to indicate pin number 1.
6. ESD indicator, open triangle, shall be marked anywhere on the top of the oscillator.
FIGURE 1. Dimensions and configuration
Ltr Inches mm
Min Max Min Max
A --- .887 --- 22.53
B --- .44 --- 11.2
C --- .27 --- 6.8
D --- .54 --- 13.7
E .145 .155 3.68 3.94
F .295 .305 7.49 7.75
G .295 .305 7.49 7.75
H .595 .605 15.11 15.37
J --- .20 --- 5.1
K .20 --- 5.1 --L .016 .020 0.41 0.51
M .095 .105 2.41 2.67
- Continued.
2
MIL-PRF-55310/15G
REQUIREMENTS:
Interface and physical dimensions: See figure 1.
Mounting: See figure 1.
Terminals: See figure 1.
Seal: Hermetic in accordance with MIL-PRF-55310
, maximum leakage rate 5 x 10
Weight: 0.5 ounce, maximum.
Oscillator: Class 2 or any class 1 or class 3 oscillator meeting all class 2 requirements and verification tests
specified herein and in MIL-PRF-55310
.
Calibration: Manufacturer calibrated.
Screening: In accordance with MIL-PRF-55310
, product level B or S, as applicable.
Temperature:
Operating: See table I.
Storage: -62C to + 125C.
Oscillator load: 100 kilohms 5 percent shunted by a 120 pF 5 percent capacitor for a CMOS compatible square
wave output.
Output waveform: Symmetrical square wave.
Supply voltage: See table I.
Input current: At designated supply voltage (see table I).
Output frequency: Frequency as designated at time of acquisition (see table I).
Output voltage:
Logic 1: See table I.
Logic 0: See table I.
Rise and fall times: See table I.
Duty cycle: See table I.
Initial accuracy at reference temperature: 15 ppm at +23C 1C up to 30 days after shipment.
Initial frequency-temperature accuracy (one-half temperature cycle): Verification applicable. 1
-8
atm cc/s.
/
3
MIL-PRF-55310/15G
TABLE I. Dash numbers and operating characteristics.
Dash
num-
ber
V dc mA ns percent
01 0.01 Hz to
02 6 MHz to
03 0.01 Hz to
04 6 MHz to
05 0.01 Hz to
06 6 MHz to
07 0.01 Hz to
Frequency-temperature tolerance (one-half temperature cycle, referenced to frequency measured at +23C 1C,
immediately prior to starting of the test): See table I. Measurements taken at ten equally spaced increments over
the specified operating temperature range. 1
Frequency-voltage tolerance: 1 ppm maximum for a 10 percent change in supply voltage. Measurements taken
at reference temperature and operating temperature range end points.
Frequency-load tolerance: 1 ppm for a 5 percent change in oscillator load.
Frequency-ambient pressure tolerance: 1 ppm sea level to 70,000 feet.
Frequency aging: Measurements shall be taken at +70C 0.2C at intervals of not more than every 72 hours for
30 days minimum.
1 ppm per 30 days, maximum.
1 ppm per 60 days, maximum. 2
Terminal strength: Method 211 of MIL-STD-202
Applied force: 2 pounds each terminal.
Bends: Five at 45 degrees each.
Frequency-environmental tolerance: Not applicable.
1
/ For the purpose of transitioning this device to MIL-PRF-55310, ‘Frequency stability versus temperature’ has been
renamed ‘Frequency-temperature tolerance’. The verification requirements of ‘initial frequency-temperature
accuracy (one-half temperature cycle)’ shall apply except that frequency measurements shall be referenced to
the frequency measured at +23C 1C (f
2
/ This is a performance requirement of the oscillator. Support data shall be presented showing that this
requirement shall be met.
Output
frequency
range
6 MHz
10 MHz
6 MHz
10 MHz
6 MHz
10 MHz
6 MHz
Supply
voltage
+15 35 13 2 30 45 to 55
+15 40 13 2 30 45 to 55
+12 25 10 1 60 45 to 55
+12 30 10 1 60 45 to 55
+10 20 9.5 0.5 60 45 to 55
+10 20 9.5 0.5 60 45 to 55
+6.75 2.75 6.25 0.5 90 45 to 55
Input
current
(max)
Output voltage Rise
Logic: 1
(min)
Logic: 0
(max)
and
fall
times
(max)
Duty
cycle
/
/
, test condition C.
) instead of to the nominal frequency (f
ref
Frequency-temperature
tolerance (ppm)
-55C
to
+125C
A B C
50 40 25
50 40 25
50 40 25
50 40 25
50 40 25
50 40 25
50 40 25
).
nom
-55C
to
+105C
-20C
to
+70C
4
MIL-PRF-55310/15G
Vibration, sinusoidal: In accordance with MIL-PRF-55310 and method 204 of MIL-STD-202.
Nonoperating: Test condition D.
Operating: Not required.
Ambient pressure:
Nonoperating: In accordance with MIL-PRF-55310
Operating: Method 105 of MIL-STD-202
Part or Identifying Number (PIN): Consists of “M” prefix followed by specification sheet number, a dash and coded
alphas, and numeric number. See example:
M55310/15
M prefix and specification sheet number
Product level (S, B, or C)
Dash number (see table I)
Operating temperature range
(A, B, or C) (see table I)
Frequency
Reference documents. In addition to MIL-PRF-55310
MIL-STD-202
, test condition C.
.
EXAMPLE
- S 01 A XXXXXXXX
, this document references the following:
The margins of this specification are marked with vertical lines to indicate where changes from the previous issue
were made. This was done as a convenience only and the Government assumes no liability whatsoever for any
inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirements of this document
based on the entire content irrespective of the marginal notations and relationship to the last previous issue.
Custodians: Preparing activity:
Army - CR Army - CR
Navy - EC
Air Force - 99 Agent:
DLA - CC DLA - CC
Review activities: (Project 5955-2009-016)
Army - AR, MI, SM
Navy - AS, CG, MC
Air Force - 19, 84
NASA - NA
NOTE: The activities listed above were interested in this document as of the date of this document. Since
organizations and responsibilities can change, you should verify the currency of the information above using the
ASSIST Online database at http://assist.daps.dla.mil
.
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