270.0 MHz SAW Filter
Part Number
262056B
1. Features
Typical 1dB bandwidth of
19.8 MHz
High attenuation
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50
Room Temperature : +25℃
℃
Center Frequency (fo)
Insertion Loss
1dB Bandwidth
3dB Bandwidth
40dB Bandwidth
Amplitude Ripple (Fo±9.46MHz)
Group Delay Variation (Fo±9.46MHz)
Absolute Delay
Ultimate Rejection
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
MHz
dB
nsec
usec
dB
ppm/℃
℃
Minimum
-
-
19.65
-
-
-
-
-
45
Typical
270.0
26.6
19.80
20.24
22.20
0.45
40
2.12
52
-18
Maximum
-
28.5
-
-
22.35
1.0
80
-
-
-
-
S1365 Package Dimension
13.30±0.2
10
9
8
7
7
7.62±0.1
8
9
10
Matching Schematic
11
11
5
L2
Output
50
Ω
6.50±0.2
11
12
1.61±0.2
2.54±0.1
ITF 13A001
262056B
。
270-19.8M
1
2
3
4
6
6
1.50±0.1
Input
50
Ω
L1
5
5
12
C1
C2
4
3
2
2.54±0.1
1
0.80±0.1
L1 = L2 = 15nH, C1 = 27pF, C2 = 22pF
Dimensions shown are nominal in millimeters
Body : Al
2
O
3
Lid : Kovar, Ni Plated
Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating
Pin Configuration
Input
Output
11
5
Ground
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: 82-32-621-1213
Fax: 82-32-621-1218
http://www.itf.co.kr
sales@itf.co.kr
2013. 04. 01
Rev 1.0
ITF [ INTEGRATED TECHNOLOGY FUTURE ]
