MQF70.0-2000-02_03

Monolithic crystal filter MQF70.0-2000/02 Application • 4 pol filter • i.f.- filter • use in mobile and stationary transceivers Limiting values Unit Value Nominal frequency Insertion loss Pass band at 3.0dB Ripple in pass band Stop band attenuation Alternate attenuation Spurious responses fo fo ± 8 kHz fo ± 40 kHz fo ± 910 kHz MHz dB kHz dB dB dB dB 70.0 < 3.0 ±> 10 < 2.0 > 35 > 70 > 30 Terminating impedance Z R1||C1 R2||C2 Coupling capacitance Ck Ohm/pF Ohm/pF pF 2500 || -1 2500 || -1 -1.0 Operating temp. range °C -20... +70 Characteristics Pass band MQF70.0-2000/02 Stop band Pin connections: 1 2 3 4 Input Ground-Input Output Ground-Output 19.02.03 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