251458B Datasheet, PDF (1/2 Pages) Integrated Technology Future – Typical 1dB bandwidth of 14.1 MHz

1. Features
Typical 1dB bandwidth of 14.1 MHz
High attenuation
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Operating Temperature : +25℃
Center Frequency (fo)
Insertion Loss
1 dB Bandwidth
3dB Bandwidth
40dB Bandwidth
Amplitude Ripple (fo ± 6.75 MHz)
Group Delay Variation (fo ± 6.75 MHz)
Absolute Delay
Ultimate Rejection
Maximum input Power
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
MHz
dB
nsec
usec
dB
dBm
ppm/℃
155.5 MHz SAW Filter
Part Number _251458B
Minimum
-
-
13.95
-
-
-
-
-
50
-
Source and Load Impedance = 50Ω
Typical
Maximum
157.5
-
26.5
28.0
14.1
-
14.5
-
16.3
16.45
0.45
1.0
30
60
2.27
-
55
-
-
10
-18
S2098 Package Dimension
Matching Schematic
20.00±0.2
10 9 8 7 6
ITF 13A001
251458B
。157.5-14.1M
12 3 4 5
1.56±0.2
7.62±0.1
6 7 8 9 10
5 4 321
1.02±0.1
1.91±0.1
Dimensions shown are nominal in millimeters
Body : Al2O3
Lid : Kovar, Ni Plated
Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating
Input
50Ω
C1
10
L1
5
L2
Output
50Ω
C2
L1 = 56nH, L2 = 47nH, C1 = 33pF, C2 = 39pF
Pin Configuration
Input
10
Ground
1,6
Output
5
Others
Ground
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Tel: [phone]
Fax: [phone]
http://www.itf.co.kr [e-mail]
2013. 04. 01
Rev 1.0