MQF45.0-3000-02_04

Monolithic crystal filter MQF45.0-3000/02 Application • 4 pol filter • i.f.- filter • use in mobile and stationary transceivers Limiting values Unit Value Center frequency Insertion loss Pass band at 3.0 dB Ripple in pass band Stop band attenuation Alternate attenuation Spurious responses fo fo ± 10.00 kHz fo ± 50 kHz fo ± 910 kHz MHz dB kHz dB dB dB dB 45.0 ≤ 3.0 ± 15.00 ≤ 1.0 ≥ 40 > 80 > 30 Terminating impedance Z R1 || C1 R2 || C2 Coupling capacitance Ck Ohm/pF Ohm/pF pF 650 || 3 650 || 3 8.0 Operating temp. range °C -20... +70 Characterstics Pass band MQF45.0-3000/02 Stop band Pin connections: 1 2 3 4 Input Ground-Input Output Ground-Output 29.11.04 TELE FILTER Zweigniederlassung der DOVER Germany GMBH Potsdamer Str. 18 D- 14513 Teltow (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.vectron.com