Monolithic crystal filter MQF 90.0-2500/08 Application • 4 pol filter • i.f.- filter • use in mobile and Limiting values stationary transceivers Nominal frequency Insertion loss Pass band at 3.0dB Ripple in pass band Stop band attenuation Alternate attenuation Group delay distortion fo fo ± 5.0 kHz fo ± 25 kHz fo ± 50 kHz fo + 0.5...1 MHz fo - 0.3...1 MHz fo ± 9 kHz Terminating impedance Z R1||C1 R2||C2 Coupling capacitance Ck Operating temp. range Storage temp. range Environment conditions Characteristics Pass band Pin connections: Unit Value MHz dB kHz dB dB dB dB dB µs 90.0 < 6.0 ± 10.0....15.0 < 1.0 > 19 > 34 > 70 > 70 < 14 Ohm/pF Ohm/pF pF 250||4.0 250||4.0 11.5 °C °C -20... +55 -45... +85 according to CF001 MQF 90.0-2500/08 Stop band 1 3 2,4 5,6 Input Output GND Coupling capacitance TELE FILTER Zweigniederlassung der DOVER Germany GMBH 03.02.06 Potsdamer Str. 18 D- 14513 Teltow (+49)03328-4784-10 ; Fax (+49)03328-4784-30 http:\\www.vectron.com