UM-1, UM-5, UM-4 QUARTZ CRYSTALS FEATURES 12 64.6 6 00 0 12.8 • Cost effective • Excellent aging • Wide frequency range • Low profile • Excellent reliability • Tape and Reel (1,000 pcs) 0 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 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 ~ +90˚C 10pF – Series (Customer Specified) 7 pF max. 500 µW max. AT-cut TABLE 1 FREQUENCY TOLERANCE (@ +25˚C) ±50 ❍ ● recommended ❍ available ±5.0 ❍ ❍ Tolerance (x 10 -6) ±7.5 ±10 ±15 ❍ ❍ ● ❍ ❍ ❍ ❍ ❍ ❍ ❍ ±20 ±30 3.75 ± 0.2 3.75 ± 0.2 ø 0.35 ± 0.05 ❍ ❍ ❍ ❍ ❍ ❍ ● ❍ ❍ ø 0.35 ± 0.05 7.8 Max. 7.8 Max. 3.1 Max. 0 ~ +50˚C -10 ~ +60˚C -20 ~ +70˚C -30 ~ +75˚C -30 ~ +80˚C -35 ~ +80˚C -40 ~ +85˚C ±3.0 ❍ 12 Min. TABLE 2 FREQUENCY-TEMPERATURE TOLERANCE (@ +25˚C) FREQUENCY 5.8 Max. ±10 ● PACKAGE DIMENSIONS (mm) 8.0 Max. Tolerance (x 10 -6) ±15 ±20 ±30 ● ❍ ❍ UM-4 18 Min. FUNDAMENTAL FREQUENCY RANGE 3RD OVERTONE FREQUENCY TOLERANCE (@ +25˚C) FREQUENCY-TEMPERATURE TOLERANCE (@ +25˚C) OPERATING TEMPERATURE RANGE TOPR STORAGE TEMPERATURE RANGE TSTG LOAD CAPACITANCE (C L) SHUNT CAPACITANCE (C 0) DRIVE LEVEL (D L) CRYSTAL CUT 3.1 Max. PARAMETERS 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 ~ ~ ~ ~ 15 30 30 90 FUNDAMENTAL FUNDAMENTAL 3rd 3rd 40 25 50 45 max. max. max. max. 4.7 Max. UM-1 UM-5, UM-4 50 30 60 60 max. max. max. max. 7.8 Max. 3.75 ± 0.2 3.1 Max. 10 15 25 30 ESR (Ω) MODE 18 Min. NOMINAL FREQUENCY (MHz) ø 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