Monolithic crystal filter MQF70.0-2000/07 Application • 4 pol filter • i.f.- filter • use in mobile and stationary transceivers Limiting values Center frequency Insertion loss Pass band at 3.0 dB Ripple in pass band Stop band attenuation Alternate attenuation Spurious responses Terminating impedance Z R1 || C1 R2 || C2 Coupling capacitance fo fo ± 8.00 kHz fo ± 40 kHz fo ± 910 kHz Ck Operating temp. range Characterstics Pass band Unit Value MHz dB kHz dB dB dB dB 70.0 ≤ 3.0 ± 10.00 ≤ 2.0 ≥ 35 > 70 > 30 Ohm/pF Ohm/pF pF 3500 || -0.70 3500 || -0.70 -1.0 °C -20... +70 MQF70.0-2000/07 Stop band Pin connections: 1 2 3 4 Input Input-E Output Output-E TELE FILTER Zweigniederlassung der DOVER EUROPE GMBH 23.06.99 Potsdamer Str. 18 D- 14513 Teltow ! (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.telefilter.com