1、AMSC N/A FSC 5955 INCH-POUND MIL-PRF-3098/60H 7 January 2010 SUPERSEDING MIL-PRF-3098/60G 12 January 2005 PERFORMANCE SPECIFICATION SHEET CRYSTAL UNIT, QUARTZ, CR83/U This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring t
2、he product described herein shall consist of this specification sheet and MIL-PRF-3098. Pertinent characteristics: 50 MHz to 125 MHz; fifth mechanical overtone; noncontrolled; series resonance. FIGURE 1. Crystal unit - CR83/U. Copyright Communications - Electronics Command Provided by IHS under lice
3、nse with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-3098/60H 2 Ltr Inches mm Min Max Min Max A - .435 - 11.05 B - .183 - 4.65 C - .402 - 10.21 D .027 .032 0.69 0.81 E .184 .200 4.67 5.08 F - .150 - 3.81 G - .530 - 13.46 H .223 .248 5.66 6.30 J .015
4、 .025 0.38 0.64 K .165 .175 4.19 4.45 L .038 .042 0.97 1.07 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Marking to be in accordance with MIL-PRF-3098. 4. Pin undercut may be omitted. FIGURE 1. Crystal unit - CR83/U - Continued. REQUIREMENTS: D
5、imensions, marking, and configuration: See figure 1. Frequency range: 50 MHz to 125 MHz, inclusive. Frequency tolerances: Primary operating temperature range: 20 parts per million (ppm). Secondary operating temperature range: 30 ppm. Equivalent resistance: MHz Ohms, maximum 50 to 90 50 90+ to 125 60
6、 Mode of oscillation: Fifth mechanical overtone. Operating temperature ranges (noncontrolled): Primary: -40C to +90C, inclusive. Secondary: -55C to -40C, and +90C to +105C, inclusive. Rated drive level: 1.0 mW, maximum. Resonance: Series. Copyright Communications - Electronics Command Provided by IH
7、S under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-3098/60H 3 Capacitance, shunt: 7.0 pF, maximum. Shock (specified pulse): Frequency change permitted: 5 ppm. Equivalent resistance change permitted: 10 percent. Frequency and equivalent
8、 resistance (temperature run): Frequency change permitted: 5 ppm. Equivalent resistance change permitted: 10 percent. Vibration: Method 204 of MIL-STD-202, test condition A. Frequency change permitted: 5 ppm. Equivalent resistance change permitted: 10 percent. Aging: Frequency change permitted: 5 pp
9、m. Part or Identifying Number (PIN): CR83/U (followed by specified frequency), see 1.2 of MIL-PRF-3098. Reference documents. In addition to MIL-PRF-3098, this document references the following: MIL-STD-202 The margins of this specification are marked with vertical lines to indicate where changes fro
10、m 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
11、 notations and relationship to the last previous issue. Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-3098/60H 4 Custodians: Preparing activity: Army - CR Army - CR Navy
12、 - EC Air Force - 99 Agent: DLA - CC DLA - CC Review activities: (Project 5955-2009-069) Army - AR, MI Navy - AS, MC, SH Air Force - 19, 84 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-,-,-
