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: [email protected] Web: www.taisaw.com Approval Sheet For Product Specification Issued Date: Product Name: SAW Resonator 479.45 MHz SMD 3X3 mm TST Parts No.: TC0238A Customer Parts No.: Company: Division: Approved by : Date: Checked by: Vincent Liu Approval by: Francis Chen Date: 2003/11/28 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: [email protected] Web: www.taisaw.com SAW Resonator 479.45 MHz MODEL NO.: TC0238A REV. NO.:1 A. FEATURES: 1. 1-Port Resonator. B. MAXIMUM RATING: 1.Input Power Level: 0 dBm 2.DC voltage: 12 V RoHS Compliant Lead free Lead-free soldering 3.Operating Temperature: -40°C to +85°C 4.Storage Temperature: -40°C to +85°C C. ELECTRICAL CHARACTERISTICS: Reference Temperature TA=25℃ Characteristic Units Center frequency Fc MHz Insertion Loss IL dB Unload quality factor QU Ageing of fc ppm/yr Motional capacitance C1 fF Motional inductance L1 μH Motional resistance R1 Ohm Parallel capacitance Co pF Frequency Temperature coefficient (TCf) ppm/c*2 Turnover To deg.C Package size Minimum Typical Maximum 479.375 6000 - 479.450 479.525 1.41 2.5 10000 ±10 1.36 80.9 20.42 2.77 0.032 10 25 40 SMD 3X3X1.1 mm 2 Temperature dependence of fc: fc(TA)=fc(TO)(1+TCf(TA-TO) ) D.OUTLINE DRAWING: TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document - 2 - E.EQUVIRENT CIRCUIT: One-Port Resonator: Source Impedance #E 50Ω Load Impedance C0 R1 C1 #B 50Ω L1 F.FREQUENCY CHARACTERISTICS: Resonator 479.45MHz Frequency Charactristics (S21) 0 -5 dB -10 -15 -20 -25 -30 477.95 478.45 478.95 479.45 479.95 480.45 480.95 Frequency (Center Frequency 479.45MHz Span 3MHz) G. TEST CIRCUIT: Network analyzer From 50Ω Network Analyzer E 50Ω B SAW Resonator 50Ω To 50Ω Network Analyzer A、 C、 D、 F TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document - 3 - H. PACKING: 1.REEL DIMENSION 2.TAPE DIMENSION TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document - 4 -