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 755 MHz MODEL NO.: TA1297A REV. NO.:2 A. MAXIMUM RATING: 1.Input Power Level: 10 dBm 2.DC voltage: 5 V RoHS Compliant Lead free Lead-free soldering 3.Operating Temperature: -30°C to 60°C 4.Storage Temperature: -30°C to +85°C B. CHARACTERISTICS: Item Unit Min. Typ. Max. Center frequency Fc MHz 3dB Bandwidth MHz Amplitude ripple 743 ~ 767 MHz Insertion loss 743 ~ 767 MHz Group Delay variation within 743 ~ 767 MHz Attenuation (reference from 0dB) dB dB dB ns 24 - 755 32 1.0 2.6 25 1.7 3.0 200 0.3 ~ 680 MHz 680 ~ 729 MHz 781 ~ 845 MHz 845 ~ 1055 MHz 1050 ~ 1205 MHz Source impedance Load impedance dB dB dB dB dB Ω Ω 40 10 10 40 45 - 52 45 20 53 50 50 50 - ZS ZL Note1. No matching network required for operation at 50Ω C. MEASUREMENT CIRCUIT: HP Network analyzer 50Ω B SAW Filter E 50Ω A,C,D,F TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 2 D. TRANSFER FUNCTION : TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 3 E.OUTLINE DRAWING: 1297 △□ △ Product Year Code 2008 2009 Year 2011 . Product Code A B : Input E: Output A,C,D,F Ground △:Year Code □: Date Code(Follow the table provided by planner each year.) Unit: mm 2008 2010 2012 . a F.PCB FOOTPRINT: TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 4 G. PACKING: 1. REEL DIMENSION 2. TAPE DIMENSION 1297 T△□ Direction of Feed TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 5 H. REFLOW PROFILE Recomended Reflow Profile 240 220 200 180 160 140 120 360 340 320 300 280 260 240 220 200 180 160 140 120 100 80 60 40 20 100 80 60 40 20 0 Temp ( Deg C) 280 260 Time (Sec) TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 6