Monolithic crystal filter MQF45.0-5000/08 Application • 4 pol filter • i.f.- filter • use in mobile and stationary transceivers Unit Value fo ± 25 kHz MHz dB kHz dB dB dB µs 45.0 ≤ 3.0 ± 25.00 Gaussian ≥ 35 > 60 except spurious < 2.5 Ck Ohm/pF Ohm/pF pF 2700 || -0.3 2700 || -0.3 1.5 °C -20... +70 Limiting values Center frequency Insertion loss Pass band at 3.0 dB Ripple in pass band Stop band attenuation Alternate attenuation Group delay distortion Terminating impedance Z R1 || C1 R2 || C2 Coupling capacitance fo fo ± 25.00 kHz fo ± 100 kHz Operating temp. range Characterstics Pass band MQF45.0-5000/08 Stop band Pin connections: 1 2 3 4 Input Input-E Output Output-E TELE FILTER Zweigniederlassung der DOVER EUROPE GMBH 11.01.99 Potsdamer Str. 18 D- 14513 Teltow ! (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.telefilter.com