Monolithic crystal filter MQF45.0-0800/02 Application • 4 pol filter • i.f.- filter • use in mobile and stationary transceivers Limiting values Centre frequency Insertion loss Pass band at 6.0 dB Ripple in pass band Stop band attenuation Alternate attenuation Terminating impedance Z R1 || C1 R2 || C2 Coupling capacitance fc fc ± 2.00 kHz fc ± 10 kHz Ck Operating temp. range Characterstics Pass band Unit Value MHz dB kHz dB dB dB 45.0 ± 800 Hz ≤ 3.0 ± 4.00 ≤ 1.5 ≥ 20 > 40 except spurious Ohm/pF Ohm/pF pF 200 || 18 200 || 18 35 °C -20... +70 MQF45.0-0800/02 Stop band Pin connections: 1 2 3 4 Input Input-E Output Output-E TELE FILTER Zweigniederlassung der DOVER EUROPE GMBH 17.11.98 Potsdamer Str. 18 D- 14513 Teltow ! (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.telefilter.com