Monolithic crystal filter MQF45.0-3000/12 Application • 8 pol filter • i.f.- filter • use in mobile and stationary transceivers Characterstics Pass band Unit Value Alternate attenuation MHz dB kHz dB dB dB dB 45.0 ≤ 3.0 ± 15.00 ≤ 1.0 ≥ 35 > 65 except spurious > 80 except spurious Terminating impedance Z R1 || C1 R2 || C2 Ohm/pF Ohm/pF 470 || 3 470 || 3 Operating temp. range °C -20... +70 Limiting values Center frequency Insertion loss Pass band at 3.0 dB Ripple in pass band Stop band attenuation fo fo ± 10.00 kHz fo ± 25 kHz fo ± 35 kHz MQF45.0-3000/12 Stop band Pin connections: 1 2 3 4 Input Input-E Output Output-E TELE FILTER Zweigniederlassung der DOVER EUROPE GMBH 28.02.00 Potsdamer Str. 18 D- 14513 Teltow ! (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.telefilter.com