251851B Datasheet, PDF (1/2 Pages) Integrated Technology Future – Typical 1dB bandwidth of 18.2 MHz

1. Features
Typical 1dB bandwidth of 18.2 MHz
High attenuation
Single Ended Operation
Surface Mounted Package (SMD)
120.0 MHz SAW Filter
Part Number 251851B
2. Electrical Specifications
Room Temperature : +25℃
Center Frequency (fo)
Insertion Loss
1dB Bandwidth
3dB Bandwidth
40dB Bandwidth
Amplitude Ripple (fo ± 8.77 MHz)
Group Delay Variation (fo ± 8.77 MHz)
Absolute Delay
Ultimate Rejection
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
MHz
dB
nsec
usec
dB
ppm/℃
Source and Load Impedance = 50Ω
Minimum Typical Maximum
-
120.0
-
-
24.0
25.5
18.05
18.2
-
-
18.7
-
-
20.65
20.85
-
0.5
1.0
-
35
80
-
1.55
-
50
55
-
-
-72
-
S1365 Package Dimension
13.30±0.2
10
9
8
7
11
ITF 11A001
6
251851B
12 _{。120-18.2M}
5
1
2
3
4
7.62±0.1
7
8
9
10
6
11
1.50±0.1
5
12
4
3
2
1
2.54±0.1
0.80±0.1
Matching Schematic
Input
50Ω
56nH ₁₁
56pF
5
56nH
7pF
Output
50Ω
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
Output
Pin Configuration
11
Ground
5
Others
6,12
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]
2011. 01.24
Rev 1.0