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| TAI-SAW TECHNOLOGY CO., LTD. No. 3, Industrial 2nd Rd., Ping-Chen Industrial District, Tao-Yuan, 324, Taiwan, R.O.C. TEL: 886-3-4690038 FAX: 886-3-4697532 E-mail: tstsales@mail.taisaw.com Web: www.taisaw.com Approval Sheet for Product Specification Issued Date: Product Name: 248.45 MHz PHS IF SAW Filter (SMD 3.5x3.5 mm) TST Parts No.: TB0251A Customer Parts No.: Company: Division: Approved by : Date: Checked by: Approval by: Date: Andy Lee Francis Chen 2006,9,28 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, Taiwan, R.O.C. TEL: 886-3-4690038 FAX: 886-3-4697532 E-mail: tstsales3@mail.taisaw.com Web: www.taisaw.com 248.45 MHz PHS IF SAW Filter (SMD 3.5x3.5 mm) Model No.: TB0251A A. Maximum Rating: 1. Input Power Level: +5 dBm 2. Operating Temperature: -10C to +60C 3. Storage Temperature: -40C to +85C B. Electrical Characteristics: Parameters Nominal Center frequency, Fo Insertion Loss at Fo 3 dB Bandwidth Amplitude ripple, Fo100 KHz Group delay ripple, Fo100 KHz Attenuation: Fo600 KHz Fo10.7 MHz Fo21.4 MHz C. Measurement Circuit: Matching circuit (1) dB dB dB 25 40 60 Rev. No.:4 RoHS Compliant Lead free Lead-free soldering Unit MHz dB MHz dB sec Min. - Typical 248.45 4.0 0.56 0.55 Max. 4.5 1.0 1.0 - 0.55 27 60 65 - TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document -2- Matching circuit (2) D. Frequency Characteristics: 1. S21 Response Fig1. Horizontal: 1MHz/Div Vertical: 10dB/Div TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document -3- 2. S21 Response (Passband group delay and Passband ripple) Fig2. Horizontal: 0.1MHz/Div Vertical: E. Outline Drawing: 1dB/Div 1S/div ?: Date code TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document -4- G. PACKING: 1. REEL DIMENSION 2. TAPE DIMENSION 251 TB1/4 Direction of Feed TAI-SAW TECHNOLOGY CO., LTD. TST DCC Release document -5- |
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