1、AMSC N/A FSC 5955 INCH-POUND MIL-PRF-55310/19E 11 June 2009 SUPERSEDING MIL-PRF-55310/19D 24 February 2005 PERFORMANCE SPECIFICATION SHEET OSCILLATOR, CRYSTAL CONTROLLED, TYPE 1 (CRYSTAL OSCILLATOR (XO), 1.0 MHz THROUGH 60.0 MHz, HERMETIC SEAL, SQUARE WAVE, TTL This specification is approved for use
2、 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. FIGURE 1. Dimensions and configuration. Pad number Function 4 B+ 10 B+ 31 GND 37 GND 39 OUTPUT 1-3 NC 5-9 NC 11-30 N
3、C 32-36 NC 38 NC 40 NC Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-55310/19E 2 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general informat
4、ion 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 pads with NC function may be connected externally. FIGURE 1. Dimensions and configuration - Continued. Ltr Inches mm Min Max Min Max A .452 TYP .462 TYP 11.
5、48 TYP 11.73 TYP B .465 SQ .495 SQ 11.81 SQ 12.57 SQ C - .085 - 2.16 D .033 .047 0.84 11.94 E .015 .025 0.38 0.63 F .055 .070 1.40 1.78 G .355 SQ .365 SQ 9.02 SQ 9.27 SQ H .035 .045 0.89 1.14 Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo repro
6、duction or networking permitted without license from IHS-,-,-MIL-PRF-55310/19E 3 REQUIREMENTS: Interface and physical dimensions: See figure 1. Mounting: See figure 1. Pads: See figure 1. Seal: Hermetic in accordance with MIL-PRF-55310, maximum leakage rate 5 x 10-8 atm cc/s. Weight: 3 grams, maximu
7、m. 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: S
8、ee table I. Storage: -62C to +125C. Oscillator load: Standard TTL loads (see table I). Output waveform: Symmetrical square wave. Output voltage: Logic 1: 2.4 V dc, minimum at 400 A source. Logic 0: 0.5 V dc, maximum with 16 mA sink. Rise and fall times: See table I. Duty cycle: See table I. Supply v
9、oltage: 5.0 V dc 10 percent. Input current: At designated supply voltage (see table I). Output frequency: Frequency as designated at time of acquisition (see table I). Initial accuracy at reference temperature (up to 30 days after shipment): See table I. Initial frequency-temperature accuracy (one-h
10、alf temperature cycle): Verification applicable. 1/ 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 temp
11、erature range. 1/ 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 f
12、requency measurements shall be referenced to the frequency measured at +23C 1C (fref) instead of to the nominal frequency (fnom). Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-M
13、IL-PRF-55310/19E 4 TABLE I. Dash numbers and operating characteristics. 1/ Maximum input current for no load condition. Actual configuration of TTL loads must be added to determine power supply requirements. 2/ A TTL unit load is defined as: 1.6 mA sink, 0.04 mA source, and 2pF capacitance. Frequenc
14、y-voltage tolerance: 4 ppm maximum for a 10 percent change in supply voltage. Measurements taken at reference temperature and operating temperature range end points. Frequency aging: Measurements shall be taken at +70C 0.2C at intervals of not more than every 72 hours for 30 days minimum (see table
15、I). 10 ppm per year, maximum 1.5 ppm per 30 days. 3 ppm per 90 days. Frequency-environmental tolerance: Not applicable. Vibration, sinusoidal: In accordance with MIL-PRF-55310 and method 204 of MIL-STD-202. Nonoperating: Test condition G. Operating: Not required. Ambient pressure: Nonoperating: In a
16、ccordance with MIL-PRF-55310. Operating: Method 105 of MIL-STD-202, test condition C. Reflow soldering: Reflow soldering of the unit at +230C 10C for 15 seconds shall not degrade the performance. Dash num- ber Output frequency range Input current max 1/ Pulse characteristics Initial accuracy ppm at
17、+23C 1C Frequency aging ppm/year after 30 days Frequency-temperature tolerance (ppm) Rise and fall times (max) Duty cycle at 1.4 V Load max 2/ -55C to +125C -55C to +105C -20C to +70C A B C mA ns percent 01 02 03 1.0 MHz to 16.0 MHz 75 75 75 15 15 15 40 to 60 40 to 60 40 to 60 10 TTL 10 TTL 10 TTL 2
18、5 25 15 10 10 5 100 200 50 75 150 40 50 100 25 11 12 13 16.0 MHz to 40.0 MHz 40 40 40 5 5 5 40 to 60 40 to 60 40 to 60 10 TTL 10 TTL 10 TTL 25 25 15 10 10 5 100 200 50 75 150 40 50 100 25 21 22 23 40.0 MHz to 60.0 MHz 70 70 70 5 5 5 40 to 60 40 to 60 40 to 60 10 TTL 10 TTL 10 TTL 25 25 15 10 10 5 10
19、0 200 50 75 150 40 50 100 25 Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-55310/19E 5 Part or Identifying Number (PIN): Consists of “M” prefix followed by specification
20、 sheet number, a dash and coded alphas, and numeric number. See example: EXAMPLE M55310/19- S 01 A XXXXXXXX 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 t
21、o MIL-PRF-55310, this document references the following: MIL-STD-202 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 inaccuraci
22、es 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 Agen
23、t: DLA - CC DLA - CC Review activities: (Project 5955-2009-019) 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. Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
