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: Two-Port SAW Filter 479.5MHz, BW=18MHz, TO-39 TST Parts No.:TB480F3 Customer Parts No.: Company: Division: Approved by : Date: Checked by: Jacky Huang Approval by: Vincent Lee Date: May 24, 2001 TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document FR-03S06-02 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 Filter 479.5MHz for Satellite Receiver MODEL NO.: TB480F3 REV. NO.: 1 A. MAXIMUM RATING: 1. DC Voltage Vdc: 0V 2. AC Voltage Vac: 3V 3. Operating Temperature: -20°C to 70°C 4. Storage Temperature: -55°C to 85°C B. ELECTRICAL CHARACTERISTICS: Item Unit MHz Min. - Type. 479.5 Max. - Insertion Loss, IL at Fc dB - 21 23 Passband width, BW3 MHz 17 18 19 Amplitude Ripple in Fc +/- 5MHz dB - 0.5 1.0 Group delay ripple in Fc +/- 5MHz nS - 10 25 Fc –9MHz dB - 2.5 4.5 Fc +9MHz dB - 3.0 4.5 Fc –16MHz dB 30 46 - Fc +16MHz dB 30 48 - ppm/c - -18 - Center frequency, Fc Attenuation:(Reference level from IL) Temperature coefficient of frequency TAI-SAW TECHNOLOGY CO., LTD. 1 C. OUTLINE DRAWING: D. MEASUREMENT CIRCUIT: From 50Ω Network Analyzer To 50Ω Network Analyzer TAI-SAW TECHNOLOGY CO., LTD. 2 FREQUENCY CHRACTERISTICS: (1) Frequency Response: S21 0 -10 -20 -30 dB -40 -50 -60 -70 -80 -90 -100 430 440 450 460 470 480 490 500 510 520 530 Freq.(MHz) (2) Amplitude ripple & Group Delay: -18 300 -19 290 -20 280 -21 270 -22 260 -23 250 -24 240 -25 230 -26 220 -27 210 ns Passband dB E. -28 200 454.5 459.5 464.5 469.5 474.5 479.5 484.5 489.5 494.5 499.5 504.5 Freq.(MHz) TAI-SAW TECHNOLOGY CO., LTD. 3