Monolithic crystal filter MQF21.4-0750/16 Application • 4 pol filter • i.f.- filter • use in mobile and Unit Value fo ± 3.00 kHz fo ± 14 kHz MHz dB kHz dB dB 21.4 ≤ 2.5 ± 3.75 ≤ 1.0 ≥ 40 except spurious Ck Ohm/pF Ohm/pF pF 850 || 5 850 || 5 16.0 °C -25... +70 Limiting values stationary transceivers Nominal frequency Insertion loss Pass band at 3.0 dB Ripple in pass band Stop band attenuation Terminating impedance Z R1 || C1 R2 || C2 Coupling capacitance fo Operating temp. range Characterstics Pass band Pin connections: MQF21.4-0750/16 Stop band 1 2 3 4 Input Ground-Input Output Ground-Output TELE FILTER Zweigniederlassung der DOVER Germany GMBH Potsdamer Str. 18 D- 14513 Teltow 25.07.01 (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.vectron.com