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| CFMQ AM CERAMIC FILTERS WITH MATCHING COIL Description * Quadruple-tuned AM IF filters combining matching coil and CFM2 in resin case. * Center frequency range: 450 -- 470kHz Dimensions Features * Can be preset if required * High selectivity, suited to a wide range of applications * Low temperature coefficient * Low spurious response * Lead-free terminations Unit: mm Test Circut Applications * AM radio cassettes, high selectivity radio cassettes * Wireless data communication equipment Note: 50pF includes test circuit capacitance STANDARD FILTERS SELECTION GUIDE TYPE CFMQ (CERASIZER(R)/Quadruple-tuned) TOKO Part Number ##CFMQ-004A ##CFMQ-001A ##CFMQ-002A ##CFMQ-010A Center Frequency (kHz) 4501.5 4551.5 4601.5 4682.0 Bandwidth at 6dB (kHz) 5.5 min. 5.5 min. 5.5 min. 5.5 min. Selectivity at Fo9kHz (dB) 33.0 min. 33.0 min. 33.0 min. 32.0 min. Ripple inPass Band (dB) 1.0 max. 1.0 max. 1.0 max. 1.0 max. Input Level for 0.6mV Output (dB) 82.02.5 82.03.0 87.02.5 85.02.0 The information furnished by TOKO, Inc. is believed to be accurate and reliable. However, TOKO reserves the right to make changes or improvements in the design, specification or manufacture of its products without further notice. TOKO does not assume any liability arising from the application or use of any product or circuit described herein, nor for any infringements of patents or other rights of third parties which may result from the use of its products. No license is granted by implication or otherwise under any patent or patent rights of TOKO, Inc. TOKO America, Inc. 1250 Feehanville Drive, Mount Prospect, Illinois 60056 Tel: (847) 297-0070 Fax: (847) 699-7864 Web: http://www.tokoam.com August 2005 (c) 2005 TOKO America, Inc. All Rights Reserved Printed in USA CF-321-CFMQ R-LOG0805A 1 |
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