Ceramic Filter CFULB Features Bandwidths from 2.0kHz ~ 15.0kHz @ 6dB Excellent GDT available for digital comms Resin molded package for easy PCB mounting Ordering Information 6.80 (max) 6.80 (max) High selectivity Global part number eg: CFULB455KG1A B0 6.60 (max) Suffix -B0 denotes bulk pack, 250pcs per box (standard) Suffix -M0 denotes magazines - 80pcs per magazine. 0.70 3.50 0.15 0.50 1.50 IN OUT 4.30 0.3 GND 0.70 ACTUAL SIZE 2.50 2.60 Scale 2:1 Standard Models Murata Global Part Number CFULB455KB2A B0 CFULB455KC2A B0 CFULB455KD4A B0 CFULB455KE4A B0 CFULB455KF4A B0 CFULB455KG1A B0 CFULB455KH1A B0 CFULB455KJ1A B0 Old Model Number Centre 6dB 40dB Attenuation Insertion Frequency Bandwidth Bandwidth Fc 100kHz Loss Fc (kHz) (kHz) min (db @ kHz) (dB) min (dB) max CFUM455B CFUM455C CFUM455D CFUM455E CFUM455F CFUM455G CFUM455H CFUM455I 455.0 455.0 455.0 455.0 455.0 455.0 455.0 455.0 15.00 12.50 10.00 7.50 6.00 4.50 3.00 2.00 30.00 24.00 20.00 15.00 12.50 10.00 9.00 7.50 27 27 27 27 27 25 35 35 4.0 4.0 4.0 6.0 6.0 6.0 6.0 6.0 Pass Band (kHz) 10.0 8.0 7.0 5.0 4.0 3.0 2.0 1.5 Inband Inband Input/Output Operating Ripple GDT Deviation Impedance Temperature ms) max (dB) max (m (ohms) Range (C) 3.0 3.0 2.0 1.5 1.5 1.5 1.5 1.5 1500 1500 1500 1500 2000 2000 2000 2000 -20 to +80 -20 to +80 -20 to +80 -20 to+80 -20 to +80 -20 to +80 -20 to +80 -20 to +80 Flat Group Delay Models Murata Global Part Number CFULB455KB4Y B0 CFULB455KC4Y B0 CFULB455KD1Y B0 CFULB455KE1Y B0 CFULB455KF1Y B0 CFULB455KG1Y B0 Old Model Number CFUM455BY CFUM455CY CFUM455DY CFUM455EY CFUM455FY CFUM455GY Centre 6dB 40dB Attenuation Insertion Frequency Bandwidth Bandwidth Fc 100kHz Loss Fc (kHz) (kHz) min (db @ kHz) (dB) min (dB) max 455.0 455.0 455.0 455.0 455.0 455.0 15.00 12.50 10.00 7.50 6.00 4.50 35.00 30.00 25.00 20.00 17.50 15.00 25 25 23 23 23 23 5.0 6.0 7.0 8.0 9.0 10.0 Pass Band (kHz) 10.0 8.0 7.0 5.0 4.0 3.0 Inband Inband Input/Output Operating Ripple GDT Deviation Impedance Temperature ms) max (dB) max (m (ohms) Range (C) 1.0 1.0 1.0 1.0 1.0 1.0 15 15 20 20 20 20 1500 1500 1500 1500 2000 2000 -20 to +80 -20 to +80 -20 to +80 -20 to +80 -20 to +80 -20 to +80 Connect the output to the IF amplifier through a DC blocking capacitor Avoid applying direct current to the output of ceramic filters All models offer a storage temperature range of -40 to +85C Tel: +44 1460 256 100 04 Feb 2005 Fax: +44 1460 256 101 E-mail: sales@golledge.com Web: www.golledge.com