1、AMSC N/A FSC 5955 INCH-POUND MIL-PRF-3098/103F 7 January 2010 SUPERSEDING MIL-PRF-3098/103E 19 December 2003 PERFORMANCE SPECIFICATION SHEET CRYSTAL UNIT, QUARTZ, CR101/U This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiri
2、ng the product described herein shall consist of this specification sheet and MIL-PRF-3098. Pertinent characteristics: 7 MHz to 20 MHz; fundamental; noncontrolled; antiresonance. FIGURE 1. Crystal unit CR101/U. Copyright Communications - Electronics Command Provided by IHS under license with CRAINot
3、 for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-3098/103F 2 Ltr Inches mm Min Max Min Max A - .420 - B - .326 - 8.28 C - .265 - 6.73 D .600 - - E .016 .020 0.41 0.51 F .192 .208 4.88 5.28 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for
4、general information only. 3. Marking to be in accordance with MIL-PRF-3098. FIGURE 1. Crystal unit CR101/U. REQUIREMENTS: Dimensions, marking, and configuration: See figure 1. Frequency range: 7 MHz to 20.0 MHz, inclusive. Frequency tolerance: 50 parts per million (ppm). Equivalent resistance: 7 MHz
5、 to 10 MHz: 30 ohms. 10+ MHz to 20 MHz: 25 ohms. Antiresonance: load capacitance: 30 pF 0.5 pF. Mode of oscillation: Fundamental. Operating temperature range (noncontrolled): -55C to +105C, inclusive. Rated drive level: 1.0 mW maximum. Capacitance, shunt: 7 pF, maximum. Shock (specified pulse): Freq
6、uency change permitted: 5 ppm. Equivalent resistance change permitted: 10 percent. Thermal shock: Frequency change permitted: 5 ppm. Equivalent resistance change permitted: 10 percent. Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction
7、 or networking permitted without license from IHS-,-,-MIL-PRF-3098/103F 3 Vibration: Method 204 of MIL-STD-202, test condition B. Frequency change permitted: 5 ppm. Equivalent resistance change permitted: 10 percent. Aging: Frequency change permitted: 5 ppm. Part or Identifying Number (PIN): CR101/U
8、 (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 from the previous issue were made. This was do
9、ne 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 pre
10、vious issue. Custodians: Preparing activity: Army - CR Army - CR Navy - EC Air Force - 99 Agent: DLA - CC DLA - CC Review activities: (Project 5955-2009-078) Army - AR, MI, SM Navy - AS, CG, MC, OS, SH Air Force - 19, 84 NOTE: The activities listed above were interested in this document as of the da
11、te 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-,-,-
