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| CFA AM CERAMIC FILTERS Description * Unique structure single element AM IF filter * Center frequency range: 450 -- 470kHz * Bandwidth at 6dB: 133kHz Dimensions Features * Compact, low profile * High selectivity, suited to a wide range of applications * Low temperature coefficient * Low spurious response * Lead-free terminations Applications * AM radio-cassettes * Wireless data communication equipment Unit: mm Typical Characteristics Frequency Response ACFA-450 Frequency characteristics AFCFA-450L02 Test Circuit STANDARD FILTERS SELECTION GUIDE TYPE CFA (CERATUNE(R)) TOKO Part Number #ACFA-450 #BCFA-450 #ACFA-455 #BCFA-455 #ACFA-459 #BCFA-459 #ACFA-468 #BCFA-468 #AFCFA-450L02 #AFCFA-455L02 #AFCFA-459L02 Center Frequency (kHz) 4501.1 4502.1 4551.1 4552.1 4591.1 4592.1 4681.1 4682.1 450.21.1 455.21.1 459.21.1 Bandwidth at 6dB (kHz) 133.0 133.0 133.0 133.0 133.0 133.0 133.0 133.0 5.0 min. 5.0 min. 5.0 min. Selectivity at Fo9kHz (dB) 6.0 min. 6.0 min. 6.0 min. 6.0 min. 6.0 min. 6.0 min. 6.0 min. 6.0 min. 10.0 min. 10.0 min. 10.0 min. Ripple in Pass Band (dB) 0 0 0 0 0 0 0 0 0 0 0 Insertion Loss (dB) 5.0 max. 5.0 max. 5.0 max. 5.0 max. 5.0 max. 5.0 max. 5.0 max. 5.0 max. 4.0 max. 4.0 max. 4.0 max. Input/Output Impedance (k) 3.0/3.0 3.0/3.0 3.0/3.0 3.0/3.0 3.0/3.0 3.0/3.0 3.0/3.0 3.0/3.0 3.0/3.0 3.0/3.0 3.0/3.0 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-312-CFA R-LOG0805A 1 |
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