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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 Resonator 300MHz Model: TC0267A Part No: MA07654 REV. NO.: 1 TC0267A v1 1 A. FEATURES: 1. 1-Port Resonator. B. MAXIMUM RATING: 1. Input Power Level: 0 dBm 2. DC voltage: 12 V 3. Operating Temperature: -40°C to +85°C 4. Storage Temperature: -40°C to +85°C C. ELECTRICAL CHARACTERISTICS: Characteristic Units Minimum Typical Maximum Center frequency Fr MHz 299.925 300 300.075 Insertion Loss IL dB - 1.7 2.5 Equivalent Elements Motional capacitance C1 fF - 3.46 - Motional inductance L1 µH - 81.136 - Motional resistance R1 Ohm - 18.89 - Parallel capacitance Co pF - 5.08 - Temp.coeff. ppm/°C2 - 0.032 - Turnover To deg.C 10 25 40 Package size SMD 3.8X3.8X1.2mm 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 Resonator 300MHz Model: TC0267A Part No: MA07654 REV. NO.: 1 TC0267A v1 2 E. EQUIVALENT CIRCUIT: One-Port Resonator: R1 C1 L1 #B #E Source Impedance Load Impedance 50Ω50Ω F. 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 Resonator 300MHz Model: TC0267A Part No: MA07654 REV. NO.: 1 TC0267A v1 3 G. TEST CIRCUIT: 50Ω Network analyzer 50Ω SAW Resonator B E A? C ? D? F H. PCB FOOTPRINT To 50Ω Network Analyzer From 50Ω 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 Resonator 300MHz Model: TC0267A Part No: MA07654 REV. NO.: 1 TC0267A v1 4 I. PACKING: 1.REEL DIMENSION 2.TAPE DIMENSION Direction of feed 267 267