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 938 MHz MODEL NO.:TA1287A REV. NO.:1 A. MAXIMUM RATING: 1. Input Power Level: 16 dBm 2. DC Voltage : 3V 3. Operating Temperature: -30°C to +85°C RoHS Compliant Lead free Lead-free soldering 4. Storage Temperature: -40°C to +95°C B. ELECTRICAL CHARACTERISTICS: Item Unit Center Frequency Fc MHz Min. - Insertion loss (935~941MHz) IL dB - 1.55 2.0 dB - 0.4 1.0 - - 1.2 1.8 Amplitude ripple (935~941MHz) VSWR (935~941MHz) Typ. 938 Max. - Attenuation (Reference level from 0 dB) 40 ~ 400 MHz dB 35 42 - 700 ~ 850 MHz dB 20 40 - 893 ~ 910 MHz dB 15 44 - 965 ~ 983 MHz dB 25 56 - 1076 ~ 1092 MHz dB 36 44 - 1100 ~ 1600 MHz dB 36 44 - 1600 ~ 3000 MHz dB 23 32 - ppm/k - -36 - Temperature coefficient of frequency C. MEASUREMENT CIRCUIT: HP Network analyzer 50Ω 2 SAW Filter 5 50Ω 1,3,4,6 TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 2 D. OUTLINE DRAWING: S K E. PCB Footprint: TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 3 F. Frequency Characteristics: TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 4 Reflection Functions: S11 S22 TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 5 G. PACKING: 1. REEL DIMENSION (Reel Count : 7”=1000 ; 13”=3000 ) 2.TAPE DIMENSION □ DQ SK △ TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document 6 360 340 320 300 280 260 240 220 200 180 160 140 120 100 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. TST DCC Release document 7