Ceramic Filter
CFULA
Features
«
«
«
«
High selectivity
Bandwidths from ±3ꢀ0kHz ~ 15ꢀ0kHz @ 6dB
Excellent GDT available for digital comms
Resin molded package for easy PCB mounting
Ordering Information
7.30
(max)
8.30
(max)
Global part number
eg: CFULA455KE4A-B0
7.60
ͷ Suffix -B0 denotes bulk pack, 200pcs per box (standard)
ͷ Suffix -M0 denotes magazines - 80pcs per magazine.
(max)
0.80
0.60
4.00
0.20
3.30
OUT
4.20
±0.3
IN GND
1.20
ACTUAL SIZE
2.70
Scale 2:1
Standard Models
Murata
Old
Centre
6dB
40dB
Attenuation Insertion
Pass
Inband
Inband
Input/Output Operating
Global Part
Model
Frequency Bandwidth Bandwidth Fc ±100kHz
Loss
Band
Ripple GDT Deviation Impedance Temperature
Number
Number
Fc (kHz) (kHz) min (db @ kHz)
(dB) min
(dB) max (kHz) (dB) max
(ms) max
(ohms)
Range (°C)
CFULA455KB2A-B0 CFUS455B
CFULA455KC2A-B0 CFUS455C
CFULA455KD4A-B0 CFUS455D
CFULA455KE4A-B0 CFUS455E
CFULA455KF4A-B0 CFUS455F
CFULA455KG1A-B0 CFUS455G
CFULA455KH1A-B0 CFUS455HT
455.0
455.0
455.0
455.0
455.0
455.0
455.0
±±5.00
±±2.50
±±0.00
±7.50
±6.00
±4.50
±ꢀ.00
±ꢀ0.00
±24.00
±20.00
±±5.00
±±2.50
±±0.00
±ꢁ.00
27
27
27
27
27
25
ꢀ5
4.0
4.0
4.0
6.0
6.0
6.0
6.0
±±0.0
±8.0
±7.0
±5.0
±4.0
±ꢀ.0
±2.0
ꢀ.0
ꢀ.0
2.0
±.5
±.5
±.5
±.5
±500
±500
±500
±500
2000
2000
2000
-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
Old
Model
Number
Centre
6dB
40dB
Attenuation Insertion
Pass
Inband
Inband
Input/Output Operating
Frequency Bandwidth Bandwidth Fc ±100kHz
Loss
Band
Ripple GDT Deviation Impedance Temperature
Fc (kHz) (kHz) min (db @ kHz)
(dB) min
(dB) max (kHz) (dB) max
(ms) max
(ohms)
Range (°C)
CFULA455KB4Y-B0 CFUS455BY
CFULA455KC4Y-B0 CFUS455CY
CFULA455KD1Y-B0 CFUS455DY
CFULA455KE1Y-B0 CFUS455EY
CFULA455KF1Y-B0 CFUS455FY
CFULA455KG1Y-B0 CFUS455GY
455.0
455.0
455.0
455.0
455.0
455.0
±±5.00
±±2.50
±±0.00
±7.50
±6.00
±4.50
±ꢀ5.00
±ꢀ0.00
±25.00
±20.00
±±7.50
±±5.00
25
25
2ꢀ
2ꢀ
2ꢀ
2ꢀ
5.0
6.0
7.0
8.0
ꢁ.0
±±0.0
±8.0
±7.0
±5.0
±4.0
±ꢀ.0
±.0
±.0
±.0
±.0
±.0
±.0
±5
±5
20
20
20
20
±500
±500
±500
±500
2000
2000
-20 to +80
-20 to +80
-20 to +80
-20 to+80
-20 to +80
-20 to +80
±0.0
ͷ Connect the output to the IF amplifier through a DC blocking
capacitor
ͷ Avoid applying direct current to the output of ceramic filters
ͷ All models offer a storage temperature range of -40 to +85°C
Tel: +44 1460 256 100
Fax: +44 1460 256 101
E-mail: sales@golledgeꢀcom
Web: wwwꢀgolledgeꢀcom
04 Feb 2005