1、 INCH-POUND AMSC N/A FSC 5955 MIL-PRF-3098/104F 6 March 2013 SUPERSEDING MIL-PRF-3098/104E 16 January 2006 PERFORMANCE SPECIFICATION SHEET CRYSTAL UNIT, QUARTZ, CR102/U This specification is approved for use by all Departments and Agencies of the Department of Defense. The requirements for acquiring
2、 the product described herein shall consist of this specification and MIL-PRF-3098. Pertinent characteristics: 50 MHz to 125 MHz; fifth overtone; noncontrolled; series resonance. FIGURE 1. Crystal unit - CR102/U. Provided by IHSNot for ResaleNo reproduction or networking permitted without license fr
3、om IHS-,-,-MIL-PRF-3098/104F 2 Ltr Inches mm Min Max Min Max A - .420 - 10.67 B - .326 - 8.28 C - .265 - 6.73 D .600 - 15.24 - E .016 .020 .406 .508 F .192 .208 4.88 5.28 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Marking to be in accordance
4、with MIL-PRF-3098. FIGURE 1. Type CR102/U, crystal unit - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-3098/104F 3 REQUIREMENT: Dimensions, marking, and configuration: See figure 1. Frequency range: 50 MHz to 125 MHz, inclusive.
5、 Frequency tolerance: 25 ppm. Equivalent resistance: 50 MHz to 90 MHz: 50 ohms, maximum. 90 MHz to 125 MHz: 60 ohms, maximum. Mode of oscillation: Fifth overtone. Operating temperature range (noncontrolled): -55C to +105C, inclusive. Rated drive level: 1.0 mW, maximum. Resonance: Series. Capacitance
6、, shunt: 7 pF, maximum. Shock (specified pulse): Frequency change permitted: 5 ppm. Equivalent resistance change permitted: 10 percent. Thermal shock: Frequency change permitted: 5 ppm. Equivalent-resistance change permitted: 10 percent. Vibration: Method 204, MIL-STD-202, test condition B. Frequenc
7、y change permitted: 5 ppm. Equivalent-resistance change permitted: 10 percent. Aging: Frequency change permitted: 5 ppm. Reference documents. In addition to MIL-PRF-3098, this document references the following: MIL-STD-202 The margins of this specification sheet are marked with vertical lines to ind
8、icate 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 irres
9、pective of the marginal notations and relationship to the last previous issue. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-3098/104F 4 Custodians: Preparing activity: Army - CR Army - CR Navy - EC Air Force - 85 Agent: DLA - CC DLA - CC R
10、eview activities: (Project 5955-2012-015) Army - AR, MI, SM Navy - AS, CG, MC, OS, SH Air Force - 19, 84, 99 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.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
