This is the PDF file of catalog No.P05E-9. No.P05E9.pdf 00.7.20 *CERAFIL(R) is the Registered Trademark of Murata Manufacturing Co., Ltd. CERAFIL (R) Miniature Ceramic Filter for Communications Equipment CF-M455 Series Miniature High Selectivity Ceramic Filter for Radio Equipment CF-M455- series ceramic filters are miniature, highperformance ceramic filters composed of piezoelectric elements connected in a ladder form. These filters, with only 6.3mm high, are 60% the volume of conventional types, They are well suited for miniaturizing various kinds of communications equipment, pocket pagers, car radios, cordless telephones and Mobile telephones. CFUM455- CFWM455- CFVM455- CFZM455- !FEATURES 1. Miniature, high selectivity. 2. 4 elements, 6 elements, 7 elements and 9 elements types are all available, making selection easy in accordance with desired selectivity. 3. A variety of bandwidths are available. 4. Operating temperature range : Y20D to W80D Storage temperature range : Y40D to W85D !SPECIFICATIONS CFUM455Characteristics Part Number Nominal Center Frequency (kHz) 6dB Bandwidth (kHz) min. 40dB Bandwidth (kHz) max. Attenuation 455T100kHz (dB) min. Insertion Loss (dB) max. Input/Output Impedance () CFUM455B 455 T15 T30 27 4 1500 CFUM455C 455 T12.5 T24 27 4 1500 CFUM455D 455 T10 T20 27 4 1500 CFUM455E 455 T07.5 T15 27 6 1500 CFUM455F 455 T06 T12.5 27 6 2000 CFUM455G 455 T04.5 T10 25 6 2000 CFUM455H 455 T03 T09 35 6 2000 CFUM455I 455 T02 T07.5 35 7 2000 Attenuation 455T100kHz (dB) min. Insertion Loss (dB) max. Input/Output Impedance () CFUM455- series filters are 4-element ceramic filters and miniature versions of CFUS455- series. CFWM455Characteristics Part Number Nominal Center Frequency (kHz) 6dB Bandwidth (kHz) min. 50dB Bandwidth (kHz) max. CFWM455B 455 T15 T30 35 4 1500 CFWM455C 455 T12.5 T24 35 4 1500 CFWM455D 455 T10 T20 35 4 1500 CFWM455E 455 T07.5 T15 35 6 1500 CFWM455F 455 T06 T12.5 35 6 2000 CFWM455G 455 T04.5 T10 35 6 2000 CFWM455H 455 T03 T09 55 6 2000 CFWM455I 455 T02 T07.5 55 7 2000 CFWM455- series filters are 6-element ceramic filters and miniature version of CFWS455- series. 34 This is the PDF file of catalog No.P05E-9. No.P05E9.pdf 00.7.20 CFVM455Characteristics Part Number Nominal Center Frequency (kHz) 3dB Bandwidth (kHz) min. 6dB Bandwidth (kHz) min. Ripple (dB)max. 60dB Attenuation Bandwidth (dB) min. (kHz) max. Spurious Response (dB)min. Insertion Loss (dB) max. Input/Output Impedance () CFVM455B 455 T10 T15 3 T25 50 25 4 1000 CFVM455C 455 T09 T13 3 T23 50 25 4 1000 CFVM455D 455 T07 T10 3 T20 50 25 4 1500 CFVM455E 455 T05.5 T08 3 T16 50 25 6 1500 CFVM455E10 455 T05.0 T07.0 3 T12.5 50 25 6 1500 CFVM455F 455 T04.2 T06 3 T12 50 25 6 1500 CFVM455G 455 Y T04 3 T10 50 25 6 1500 CFVM455H 455 Y T03 3 T07.5 50 25 6 1500 Spurious Response (dB)min. Insertion Loss (dB) max. Input/Output Impedance () CFVM455- series filters are 7-element. CFZM455Characteristics Part Number Nominal Center Frequency (kHz) 3dB Bandwidth (kHz) min. 6dB Bandwidth (kHz) min. Ripple (dB)max. 70dB Attenuation Bandwidth (dB) min. (kHz) max. CFZM455B 455 T10 T15 3 T25 70 40 4 1000 CFZM455C 455 T09 T13 3 T23 70 40 4 1000 CFZM455D 455 T07 T10 3 T20 70 40 4 1500 CFZM455E 455 T05.5 T08 3 T16 70 40 6 1500 CFZM455E10 455 T05.0 T07.5 3 T12.5 70 40 6 1500 CFZM455F 455 T04.2 T06 3 T12 70 50 6 1500 CFZM455G 455 Y T04 3 T10 70 50 6 1500 CFZM455H 455 Y T03 3 T07.5 70 50 7 1500 CFZM455- series filters are 9-element ceramic filters and miniature versions of metal-case type CFX455- series. They are excellent for high-class equipment. 35 This is the PDF file of catalog No.P05E-9. No.P05E9.pdf 00.7.20 !DIMENSIONS CFUM455- CFWM4556.5 9.5 6.5 6.3 6.3 6.5 0.7T0.1 3.5 0.7T0.1 5-0.15T0.05 3.5 0.5T0.1 0.5T0.1 2.5 2.7 2.8 q w t 0.9 0.7 2.41.80.8 0.7 r e Tol. without notice : T0.3 (in : mm) CFVM455- Tol. without notice : T0.3 (in : mm) CFZM4556.5 6.5 10.5 6.3 6.3 0.7T0.1 1.1T0.5 5-0.15T0.05 6-0.15T0.05 0.5T0.1 8.3 e r t 1.9 2.6 2.6 1.2 0.5T0.1 8.6 Connection q Input w Output ert Ground 4.3 w q 3.5 3.5 0.7T0.1 Tol. without notice : T0.3 (in : mm) w q e r t y Tol. without notice : T0.3 (in : mm) 1.1 1.8 1.9 1.9 1.9 0.9 Connection q Input w Output erty Ground 4.3 10.5 1.2T0.5 Connection q Input w Output ert Ground 1.0 4.3 Connection q Input w Output er Ground 1.0 q w e r 4.3 4-0.15T0.05 !TEST CIRCUIT CFUM455- CFWM455- R1 CFUM455w r q e R1 CFWM455q w e r t Rg Rg R2 S.S.G. R.F. Voltmeter R2 S.S.G. RgWR1=R2=Input/Output Impedance R.F. Voltmeter RgWR1=R2=Input/Output Impedance Connection q Input w Output er Ground Connection q Input w Output ert Ground Note : To take best advantage of safety feature of ceramic filters, connect the output to an IF amplifier through a DC cut capacitor. Avoid directly applying a direct current to output end of ceramic filters. CFVM455- CFZM455- R1 R1 CFVM455- Rg Rg S.S.G. R.F. Voltmeter R2 RgWR1=R2=Input/Output Impedance Connection q Input w Output ert Ground 36 CFZM455q w erty q w er t S.S.G. R.F. Voltmeter R2 RgWR1=R2=Input/Output Impedance Connection q Input w Output erty Ground This is the PDF file of catalog No.P05E-9. No.P05E9.pdf 00.7.20 !FREQUENCY CHARACTERISTICS CFUM455- 0 Attenuation (dB) 10 CFUM455B CFUM455E CFUM455H 20 30 40 50 60 410 420 430 440 450 460 470 480 490 500 Frequency (kHz) CFWM455Spurious Characteristics (CFWM455E) 0 0 10 CFWM455B 20 CFWM455E CFWM 455H 30 40 50 60 Attenuation (dB) Attenuation (dB) 10 20 30 40 50 60 70 0 410 420 430 440 450 460 470 480 490 500 1 Frequency (kHz) CFVM455- 3 4 5 6 7 Frequency (MHz) 8 9 10 CFZM4550 0 10 10 CFVM 455B CFVM 455E CFVM 455H 30 40 50 60 20 40 50 60 70 70 80 80 90 90 100 415 425 435 445 455 465 475 485 495 Frequency (kHz) CFZM 455B CFZM 455E CFZM 455H 30 Attenuation (dB) 20 Attenuation (dB) 2 100 415 425 435 445 455 465 475 485 495 Frequency (kHz) Comparison of CFUM, CFWM and CFZM Characteristics 0 10 20 CFUM 455E Attenuation (dB) 30 40 CFWM 455E 50 60 70 CFZM 455E 80 90 100 415 425 435 445 455 465 475 485 495 Frequency (kHz) 37