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| UM-1, UM-5, UM-4 64.6 6 QUARTZ CRYSTALS FEATURES 12.8 0 * Cost effective * Excellent aging * Wide frequency range * Low profile * Excellent reliability * Tape and Reel (1,000 pcs) ECS's UM 1,5,4 quartz crystals are ideal for use in compact communication equipment. PART NUMBERING GUIDE "EXAMPLE" ECS - FREQUENCY (16.0000 MHz) 160 - LOAD CAPACITANCE* 20 - PACKAGE TYPE** 22 * Load capacitance (xx=xx pF, S= series resonance), ** Package Type examples (22 = UM-1, 21= UM-5, 25 = UM-4) Note: See Product Selection Guide for additional options. OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS PARAMETERS FUNDAMENTAL FREQUENCY RANGE 3RD OVERTONE FREQUENCY TOLERANCE (@ +25C) FREQUENCY-TEMPERATURE TOLERANCE (@ +25C) OPERATING TEMPERATURE RANGE TOPR STORAGE TEMPERATURE RANGE TSTG LOAD CAPACITANCE (C L) SHUNT CAPACITANCE (C 0) DRIVE LEVEL (D L) CRYSTAL CUT UM-1 10.000 ~ 30.000 MHz 25.000 ~ 90.000 MHz UM-5 30.000 ~ 90.000 MHz See Table 1 See Table 2 See Table 2 -40 ~ +90C 10pF - Series (Customer Specified) 7 pF max. 500 W max. AT-cut UM-4 TABLE 1 FREQUENCY TOLERANCE (@ +25C) 10 q Tolerance (x 10 -6) 15 20 30 q r r 50 r q recommended r available TABLE 2 FREQUENCY-TEMPERATURE TOLERANCE (@ +25C) FREQUENCY 0 ~ +50C -10 ~ +60C -20 ~ +70C -30 ~ +75C -30 ~ +80C -35 ~ +80C -40 ~ +85C 3.0 r 5.0 r r Tolerance (x 10 -6) 7.5 10 15 r r q r r r r r r r 20 30 3.75 0.2 o 0.35 0.05 8.0 Max. 12 Min. 3.75 0.2 o 0.35 0.05 r r r r r r q r r 7.8 Max. 3.1 Max. 7.8 Max. 3.1 Max. Figure 1) UM-1 Crystal Unit Side and Bottom view Figure 2) UM-5 Crystal Unit Side and Bottom view TABLE 3 EQUIVALENT SERIES RESISTANCE / MODE OF OSCILLATION NOMINAL FREQUENCY (MHz) 10 15 25 30 ~ ~ ~ ~ 15 30 30 90 MODE FUNDAMENTAL FUNDAMENTAL 3rd 3rd UM-1 40 25 50 45 max. max. max. max. UM-5, UM-4 50 30 60 60 max. max. max. max. 4.7 Max. ESR () 18 Min. 7.8 Max. 3.1 Max. 3.75 0.2 o 0.35 0.05 Figure 3) UM-4 Crystal Unit Side and Bottom view ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 * 913-782-7787 * 800-237-1041 * FAX 913-782-6991 * WWW.ECSXTAL.COM CRYSTALS 8 CRYSTALS 18 Min. 5.8 Max. 12 00 0 PACKAGE DIMENSIONS (mm) |
Price & Availability of ECS-160-20-22
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