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 480 MHz MODEL NO.: TA0421A REV. NO.:2 A. MAXIMUM RATING: 1.Input Power Level: 10 dBm 2.DC voltage: 3 V RoHS Compliant Lead free Lead-free soldering 3.Operating Temperature: -40°C to +85°C 4.Storage Temperature: -40°C to +85°C B. ELECTRICAL CHARACTERISTICS: Reference temperature: 25°C Item Unit Center frequency Fc Insertion Loss ILmin (reference level) 2dB Bandwidth BW-2dB MHz Min. - Type. 480 Max. - dB - 1.6 2.8 MHz 20 24.3 - Absolute Attenuation:(Reference level from 0dB) Fc -45 to Fc -100 MHz dB 40 56 - Fc +45 to Fc +55 MHz dB 30 56 - Fc +55 to Fc +100 MHz dB 40 54 ppm/k - -36 - Temperature coefficient of frequency Source impedance Zs Ω - 50 - Load impedance ZL Ω - 50 - Note: ILmin is the minimum of the pass band attenuation. The center frequency Fc is the mean value of the upper and lower frequencies at the 2dB filter attenuation level relative to the ILmin. TAI-SAW TECHNOLOGY CO., LTD. 2 TST DCC Release document C. Frequency Characteristics : TAI-SAW TECHNOLOGY CO., LTD. 3 TST DCC Release document D. MEASUREMENT CIRCUIT: HP Network analyzer 50Ω 2 SAW Filter 50Ω 6 1,3,4,5,7,8 E.OUTLINE DRAWING: 421 □ TA #2: Input #6: Output #1,3,4,5,7,8: Ground F. PCB FOOTPRINT: □ : Date Code Unit: mm TAI-SAW TECHNOLOGY CO., LTD. 4 TST DCC Release document G. PACKING: 1. REEL DIMENSION 2. TAPE DIMENSION 421 TA Direction of Feed TAI-SAW TECHNOLOGY CO., LTD. 5 TST DCC Release document 360 340 320 300 280 260 240 220 200 180 160 140 120 100 80 60 40 20 280 260 240 220 200 180 160 140 120 100 80 60 40 20 0 Temp ( Deg C) H. RECOMMENDED REFLOW PROFILE : Time (Sec) TAI-SAW TECHNOLOGY CO., LTD. 6 TST DCC Release document