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| TAI-SAW TECHNOLOGY CO., LTD. No. 3, Industrial 2nd Rd., Ping-Chen Industrial District, Taoyuan, 324, Taiwan, R.O.C. TEL: 886-3-4690038 FAX: 886-3-4697532 E-mail: tstsales@mail.taisaw.com Web: www.taisaw.com Approval Sheet For Product Specification Issued Date: Product Name: SAW Resonator 915 MHz SMD 3.8X3.8 mm TST Parts No.: TC0278A Customer Parts No.: Company: Division: Approved by : Date: Checked by: Approval by: Date: Asin Lin Francis Chen 2005/4/06 TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document FR-71S03-01 TAI-SAW TECHNOLOGY CO., LTD. No. 3, Industrial 2nd Rd., Ping-Chen Industrial District, Taoyuan, 324, Taiwan, R.O.C. TEL: 886-3-4690038 FAX: 886-3-4697532 E-mail: tstsales@mail.taisaw.com Web: www.taisaw.com SAW Resonator 915 MHz MODEL NO.: TC0278A A. FEATURES: 1. 1-Port Resonator. B. MAXIMUM RATING: 1.Input Power Level: 0 dBm 2.DC voltage: 3 V 3.Operating Temperature: -40C to +85C 4.Storage Temperature: -40C to +85C C. ELECTRICAL CHARACTERISTICS: Reference Temperature TA=25 Characteristic Center frequency Fc Insertion Loss IL Unload quality factor QU Ageing of fc Motional capacitance C1 Motional inductance L1 Motional resistance R1 Parallel capacitance Co Frequency Temperature coefficient (TCf) Turnover To Package size REV. NO.:1 RoHS Compliant Lead free Lead-free soldering Units MHz dB Minimum 914.9 5000 - Typical Maximum 915.1 2.0 10 40 915 1.1 6200 ppm/yr fF 1.39 H 21.8 Ohm 20.3 pF 2.6 ppm/c*2 0.032 deg.C 10 25 SMD 3.8X3.8X1.4mm Temperature dependence of fc: fc(TA)=fc(TO)(1+TCf(TA-TO)2) TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document -2- D.OUTLINE DRAWING: E.EQUVIRENT CIRCUIT: One-Port Resonator: Source Impedance 50 #2 B C0 Load Impedance 2 7 8 E #6 50 R1 C1 L1 F.FREQUENCY CHARACTERISTICS: Resonator 915MHz Frequency Charactristics (S21) 0 -5 -10 dB -15 -20 -25 913.500 914.000 914.500 915.000 915.500 916.000 916.500 Frequency (Center Frequency 915MHz Span 3MHz) TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document -3- G. TEST CIRCUIT: Network analyzer From 50 Network Analyzer B E 50 SAW Resonator To 50 50 Network Analyzer A C D F H.PCB FOOTPRINT TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document -4- I. PACKING: 1.REEL DIMENSION 2.TAPE DIMENSION 278 Direction of feed TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document -5- |
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