ARMY MIL-PRF-3098 108 E-2013 CRYSTAL UNIT QUARTZ CR128 U.pdf
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1、 INCH-POUND AMSC N/A FSC 5955 MIL-PRF-3098/108E 6 March 2013 SUPERSEDING MIL-PRF-3098/108D 16 January 2006 PERFORMANCE SPECIFICATION SHEET CRYSTAL UNIT, QUARTZ, CR128/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: 17 MHz to 61 MHz; third mechanical overtone; noncontrolled; series resonance. FIGURE 1. Crystal unit - CR128/U. Provided by IHSNot for ResaleNo reproduction or networking permitted without
3、license from IHS-,-,-MIL-PRF-3098/108E 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 informa
4、tion only. 3. Marking to be in accordance with MIL-PRF-3098. FIGURE 1. Type CR128/U, crystal unit - Continued. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-PRF-3098/108E 3 REQUIREMENTS: Dimensions, marking, and configuration: See figure 1. Fre
5、quency range: 17 MHz to 61 MHz, inclusive. Capacitance, shunt: 7 pF, maximum. Mode of oscillation: Third mechanical overtone. Rated drive level: 1.0 mW, maximum. Resonance: Series. Operating temperature range (noncontrolled): -55C to +105C, inclusive. Operable temperature range: +105C to +125C, incl
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