MQF21.4-0750-16

Monolithic crystal filter MQF21.4-0750/16 Application • 4 pol filter • i.f.- filter • use in mobile and stationary transceivers Limiting values Unit Value Nominal frequency Insertion loss Pass band at 3.0 dB Ripple in pass band Stop band attenuation fo fo ± 3.00 kHz fo ± 14 kHz MHz dB kHz dB dB 21.4 ≤ 2.5 ± 3.75 ≤ 1.0 ≥ 40 except spurious Terminating impedance Z R1 || C1 R2 || C2 Coupling capacitance Ck Ohm/pF Ohm/pF pF 850 || 5 850 || 5 16.0 Operating temp. range °C -25... +70 Characterstics Pass band MQF21.4-0750/16 Stop band Pin connections: 1 2 3 4 Input Ground-Input Output Ground-Output 25.07.01 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