23 November 2005 Specification for monolithic crystal filter: MQF 45.0-0750/21 1. General 1.1. Package: 1.2. 1.3. 1.4. 1.5. Type name: Number of poles: Operating temperature range: Storage temperature range: 2. Electric values 2.1. Nominal centre frequency fo: 2.2. 2.2.1. 2.2.2. 2.2.3. Pass band Bandwidth between 3 dB - frequencies: Ripple: Insertion loss: ( measured on smallest attenuation in pass band ) 2.3. Stop band 2.3.1. 2.3.2. 2.3.3. 2.3.4. 2.3.5. fo 12.5 kHz fo -200 kHz…….-1000 kHz fo +200 kHz…….+600 kHz fo +600 kHz…….+1000 kHz Spurious responses: MQF 45.0-0750/21 4 -25°C to +85°C -55°C to +85°C 45.0 MHz fo 3.75 kHz 1.0 dB at fo 2.5 kHz 4.0 dB 30 dB 80 dB 70 dB 20 dB 30 dB in the range fo+12.5< f < fo+1 MHz 2.4. Terminating impedance R//C ( input and output ): 2.4.1. Coupling capacitance ( Cc ): 550 // 2.5 pF 13 pF 3. Marking: M45B4 date code 4. Environment conditions: Corresponding to Vectron standard CF001 5. Filters are Pb-free and 2002 /95 / EC RoHS compliant ______________________________________________________________________________________ Edited by: date: ____________________________ name: __________________________________