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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 109MHz Model: TB0768A Part No: MP03228 Rev No: 1 TB0768A v1 1 A. MAXIMUM RATING: 1. Input Power Level: 10dBm 2. DC Voltage: 5V 3. Operating Temperature: -20° C to 70° C 4. Storage Temperature: -40° C to 85° C B. ELECTRICAL CHARACTERISTICS: Item Unit Min. Typ. Max. Center frequency Fc MHz - 109 - Minimum Insertion Loss (Fc ± 17.5kHz) IL dB - 2.4 6 3dB bandwidth BW-3 kHz 35 72 - Passband Ripple (Fc ± 17.5kHz ) dB - 0.7 3 Group delay ripple (Fc ± 17.5kHz ) D µs - 4 12 Relative Attenuation Fc ± 200kHz dB 50 64 - Fc ± 500kHz dB 40 55 - Temperature coefficient of frequency TCf -0.036 ppm/K^2 Note: Considering -8kHz frequency shift from -20℃ to +70℃ C . MEASUREMENT CIRCUIT: 50Ω Test circuit (single-ended / single-ended) 50Ω HP Network analyzer 50Ω SAW Filter L1=330 nHIN OUT L1=330 nH B G A,C,D,E,F,H,J,K C1=1.8 pF C1=1.8 pF
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 109MHz Model: TB0768A Part No: MP03228 Rev No: 1 TB0768A v1 2 D. OUTLINE DRAWING:
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 109MHz Model: TB0768A Part No: MP03228 Rev No: 1 TB0768A v1 3 E. 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 109MHz Model: TB0768A Part No: MP03228 Rev No: 1 TB0768A v1 4 F. PACKING: 1. REEL DIMENSION 2. TAPE DIMENSION