Monolithic crystal filter MQF21.4-4600/08 Application • 6 pol filter • i.f.- filter • use in mobile and stationary transceivers Characterstics Pass band Unit Value MHz dB kHz dB dB dB 21.4 ± 3 kHz ≤ 4.0 ± 23.00 ≤ 2.0 ≥ 70 > 70 except spurious Terminating impedance Z R1 || C1 R2 || C2 Ohm/pF Ohm/pF 50 || 0 50 || 0 Storage temp. range Operating temp. range °C °C -55... +100 -40... +85 Limiting values Center frequency Insertion loss Pass band at 3.0 dB Ripple in pass band Stop band attenuation Alternate attenuation fo fo ± 18.00 kHz fo ± 120 kHz fo ± >120 kHz MQF21.4-4600/08 Stop band Pin connections: 1 2 3 4 Input Input-E Output Output-E TELE FILTER Zweigniederlassung der DOVER EUROPE GMBH 06.06.00 Potsdamer Str. 18 D- 14513 Teltow ! (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.telefilter.com