1、 INCH-POUND AMSC N/A FSC 5955 MIL-PRF-3098/80G 6 March 2013 SUPERSEDING MIL-PRF-3098/80F 16 January 2006 PERFORMANCE SPECIFICATION SHEET CRYSTAL UNIT, QUARTZ, CR105/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 and MIL-PRF-3098. Pertinent characteristics: 48 MHz to 125 MHz; fifth mechanical overtone; noncontrolled; series resonance. FIGURE 1. Crystal unit - CR105/U. Provided by IHSNot for ResaleNo reproduction or networking permitted without l
3、icense from IHS-,-,-MIL-PRF-3098/80G 2 Ltr Inches mm Min Max Min Max A - .402 - 10.21 B - .183 - 4.65 C - .435 - 11.05 D .184 .200 4.67 5.08 E - .530 - 13.46 F .50 - 12.7 - G - .150 - 3.81 H .015 .019 0.38 0.48 NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general informati
4、on only. 3. Marking to be in accordance with MIL-PRF-3098. FIGURE 1. Type CR105/U, crystal unit - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-3098/80G 3 REQUIREMENTS: Dimensions, marking, and configuration: See figure 1. Freque
5、ncy range: 48.0 MHz to 125.0 MHz, inclusive. Capacitance, shunt: 4.0 pF, maximum. Mode of oscillation: Fifth mechanical overtone. Rated drive level: 1.0 mW, maximum. Equivalent resistance: 40 ohms. Resonance: Series. Reference temperature: +25C 1C. Frequency tolerance: 10 ppm. Operating temperature
6、range (noncontrolled): -40C to +95C, inclusive. Frequency tolerance: 25 ppm. Equivalent resistance: 60 ohms, maximum. Shock (specified pulse): Frequency change permitted: 5 ppm. Equivalent resistance change: 10 percent. Vibration: Method 204, MIL-STD-202, test condition A. Frequency change permitted
7、 5 ppm. Equivalent resistance change permitted: 10 percent. Thermal shock: Frequency 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-S
8、TD-202 The margins 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 cauti
9、oned to evaluate the requirements of this document based on the entire content irrespective 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-3098/80G 4 Custodians: Preparin
10、g activity: Army - CR Army - CR Navy - EC Air Force - 85 Agent: DLA - CC DLA - CC Review activities: (Project 5955-2012-003) Air Force - 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-,-,-
