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Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Filter 433.92MHz Model: TA0278A Part No: MA04316 Rev No: 2 TA0278A v2 1 A. MAXIMUM RATING: 1. Input Power Level: 0dBm 2. DC voltage: 0V 3. Operating Temperature: -15° C to +60° C 4. Storage Temperature: -40° C to +85° C B. ELECTRICAL CHARACTERISTICS: Item Unit Min. Typ. Max. Center frequency Fc MHz - 433.92 - Insertion Loss IL min (reference level) dB - 2.3 3.5 3dB Bandwidth BW 3dB MHz 4 7.8 - Attenuation: (Reference level from IL min) Fc -100 to Fc -200MHz dB 56 69 - Fc -25 to Fc -100MHz dB 40 61 - Fc -10.7MHz dB 42 51 Fc +25 to Fc +100MHz dB 40 61 - Fc +100 to Fc +200MHz dB 40 52 - Source impedance ZS Ω - 50 - Load impedance ZL Ω - 50 - Note: IL min is the minimum of the pass band attenuation. The center frequency Fc is the mean value of the upper and lower frequencies at the 3dB filter attenuation level relative to the IL min.
Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Filter 433.92MHz Model: TA0278A Part No: MA04316 Rev No: 2 TA0278A v2 2 C. FREQUENCY CHARACTERISTICS:
Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Filter 433.92MHz Model: TA0278A Part No: MA04316 Rev No: 2 TA0278A v2 3 D. MEASUREMENT CIRCUIT: E. OUTLINE DRAWING: 2: Input 6: Output 1, 3, 4, 5, 7, 8: Ground Unit: mm Network Analyzer SAW Filter 2 6 1,3,4,5,7,8 Network Analyzer
Tel: +44 1460 256 100 Fax: +44 1460 256 101 www.golledge.com Golledge Electronics Ltd Eaglewood Park, ILMINSTER Somerset, TA19 9DQ, UK SAW Filter 433.92MHz Model: TA0278A Part No: MA04316 Rev No: 2 TA0278A v2 4 F. PACKING: 1. REEL DIMENSION 2. TAPE DIMENSION