1、 INCH-POUND AMSC N/A FSC 5955 MIL-PRF-3098/131F 28 July 2011 SUPERSEDING MIL-PRF-3098/131E 27 July 2005 PERFORMANCE SPECIFICATION SHEET CRYSTAL UNIT, QUARTZ, CR150/U This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring th
2、e product described herein shall consist of this specification sheet and MIL-PRF-3098. Pertinent characteristics: 45 MHz to 100 MHz; fifth mechanical overtone; controlled; series resonance. NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Marking t
3、o be in accordance with MIL-PRF-3098. 4. The pin undercut may be omitted. FIGURE 1. Crystal unit - CR150/U. Ltr Inches mm Min Max Min Max A - .757 - 19.23 B - .352 - 8.94 C .750 .775 19.05 19.69 D .223 .248 5.66 6.30 E .478 .494 12.14 12.55 F .175 .185 4.45 4.70 G .030 .037 0.76 0.94 H .015 .025 0.3
4、8 0.64 J .048 .052 1.22 1.32 Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-3098/131F 2 REQUIREMENTS: Dimensions, marking, and configuration: See figure 1. Frequency rang
5、e: 45.0 MHz to 100 MHz, inclusive. Operable temperature range: +55C to +70C, inclusive. Operating temperature range (controlled): +70C to +80C, inclusive. Frequency and equivalent resistance: Equivalent resistance: 40 ohms, maximum. Reference temperature: 75C 1C. Frequency tolerance: 5 ppm. Mode of
6、oscillator: Fifth mechanical overtone. Temperature ranges: Primary: -40C to +90C, inclusive. Secondary: -55C to -40C and +90C to +105C, inclusive. Rated drive level: 1.0 mW, maximum. Resonance: Series. Capacitance, shunt: 3.0 pF, maximum. Shock (specified pulse): Frequency change permitted: 2.5 ppm.
7、 Equivalent resistance change permitted: 40 ohms, maximum. Vibration: Method 201, MIL-STD-202. Frequency change permitted: 2.5 ppm. Equivalent resistance change permitted: 40 ohms, maximum. Thermal shock: Frequency change permitted: 2.5 ppm. Equivalent resistance change permitted: 40 ohms, maximum.
8、NOTE: CR150/U is similar to CR143/U except for a wider frequency tolerance. Part or Identifying Number (PIN): For Product Level B, PIN shall be CR150/U or CR150B/U (followed by specified frequency). For Product Level S, PIN shall be CR150S/U (followed by specified frequency, see 1.2 of MIL-PRF-3098.
9、 Reference documents. In addition to MIL-PRF-3098, this document references the following: MIL-STD-202 Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-3098/131F 3 The marg
10、ins of this specification sheet 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 evaluat
11、e 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 AF - 99 Agent: DLA - CC DLA - CC Review activities: (Project 5955-2011-011) Army - AR, MI
12、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 https:/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-,-,-
