monolithic crystal filters ecm electronics limited, penmaen house, ashington, west sussex, rh20 3jr, uk tel: +44(0 )1903 892810: fax: +44(0)1903 892738. email: ecm@ecmelectronics.co.uk although we have attempted to accurately reflect the products we market. ecm reserve the right without prior notice to discontinue any product or make design changes we believe necessary. issue 1 ecm 45.0mhz series fundamental mode small size cost effective design surface mount options custom options type centre frequency ripple (max) number of poles passband width termination impedance case style fundamental f45m08b1 45.0mhz 1.0db 4 3db +/-3.75khz 330 w //7pf um-1 x 2 f45m10b1 45.0mhz 1.0db 4 3db +/-5.00khz 390 w //4pf um-1 x 2 f45m12b1 45.0mhz 1.0db 4 3db +/-6.00khz 390 w //4pf um-1 x 2 f45m13b1 45.0mhz 1.0db 4 3db +/-6.50khz 390 w //4pf um-1 x 2 f45m15a1 45.0mhz 0.5db 2 3db +/-7.50khz 470 w //6pf um-1 f45m15b1 45.0mhz 1.0db 4 3db +/-7.50khz 470 w //3pf um-1 x 2 f45m15c1 45.0mhz 2.0db 6 6db +/-7.50khz 470 w //3pf m-107 f45m18a1 45.0mhz 0.5db 2 3db +/-9.00khz 470 w //6pf um-1 f45m18b1 45.0mhz 1.0db 4 3db +/-9.00khz 500 w //3pf um-1 x 2 f45m35b1 45.0mhz 1.0db 4 3db +/-17.5khz 1000 w //1pf um-1 x 2 f45m20a1 45.0mhz 0.5db 2 3db +/-10.0khz 560 w //5pf um-1 f45m20b1 45.0mhz 1.0db 4 3db +/-10.0khz 560 w //2pf um-1 x 2 mf45mb2 45.0mhz 1.5db 2 3db +/-3.75khz 330 w //6.5pf tr-6 x 2 mf45r2 45.0mhz 0.5db 1 3db +/-7.50khz 560 w //6pf tr6 mf45rb2 45.0mhz 1.0db 2 3db +/-7.50khz 560 w //2.5pf tr-6 x 2 mf45rbb 45.0mhz 1.0db 2 3db +/-7.50khz 800 w //1.7pf tr-6 x 2 mf45sba 45.0mhz 1.0db 2 3db +/-10.0khz 730 w //2pf tr-6 x 2 mf45u9 45.0mhz 1.0db 1 3db +/-15.0khz 1200 w //0 tr-6 overtone series f45m15a 45.0mhz 0.5db 2 3db +/-7.50khz 3000 w //-1pf hc49/u f45m15au 45.0mhz 1.0db 2 3db +/-7.50khz 4000 w //-1pf um-1 f45m15bu 45.0mhz 1.0db 4 3db +/-7.50khz 3500 w //-1pf um-1 x 2 f45m20a 45.0mhz 0.5db 2 3db +/-10.0khz 3900 w //-1pf hc49/u mf49p 45.0mhz 1.0db 1 3db +/-5.00khz 3300 w //-1pf tr-1
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