252657B

112.5 MHz SAW Filter
Part Number 252657B
1. Features
Typical 1dB bandwidth of 25.6 MHz
Low-Loss Filter
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Room Temperature : +25℃
℃
Minimum
Typical
Maximum
MHz
-
112.5
-
dB
-
14.0
16.0
1dB Bandwidth
MHz
25.2
25.6
-
3dB Bandwidth
MHz
-
26.5
-
40dB Bandwidth
MHz
-
30.6
31.0
dB
-
0.6
1.5
Group Delay Variation (fo ± 12.5 MHz)
nsec
-
65
100
Absolute Delay
usec
-
0.87
-
dB
40
46
-
ppm/℃
℃
-
-86
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 12.5 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
S1365 Package Dimension
13.30±0.2
12
8
7.62±0.1
7
ITF 10A001
252657B
. 112.5-25.6M
1
2
3
4
7
8
9
39nH
10
6
6
11
1.50±0.1
5
5
2.54±0.1
11
9
1.61±0.2
6.50±0.2
10
Matching Schematic
L1
Input
50Ω
130pF
11
5
C2
Output
50Ω
12
4
3
2
2.54±0.1
C1
1
100pF
L2
47nH
0.80±0.1
Pin Configuration
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
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
Input
11
Ground
6,12
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2011. 10. 24
Rev 1.0
112.5 MHz SAW Filter
Part Number 252657B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH2 S21
CH4 S21
LOG
LOG
40dB Bandwidth
1 Dec 2010 15:26:18
1: 0. 0000 dB
0. 000 000 MHz
3:- . 23920 dB
25. 000 000 MHz
1 dB/ REF -13.7 dB
1 dB/ REF -13.7 dB
CH1 S21
CH2Markers
REF=1
BW: 25. 556339
MHz
LOG
1 Dec 2010 15:25:09
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -13.7 dB
CH1Markers
REF=1
BW: 30. 594670
MHz
PRm
1
cent : 112. 491894 MHz
cent : 112. 893822 MHz
Q: 4. 4017
Q: 3. 6900
2
1_loss : -13 . 803 dB
1_loss : -13 . 819 dB
1
Cor
2
3
4
3
2
PRm
CH4Markers
mean:-13REF=2
. 860 dB
3
4
s. dev : . 06990 dB
p-p : . 48800 dB
Cor
CENTER112. 500 000 MHz
SPAN 32. 000 000 MHz
2
4
CENTER112. 500 000 MHz
3dB Bandwidth & Group Delay
CH2 S21
CH4 S21
LOG
DEL
Wide band Properties
1 Dec 2010 15:25:57
1: 0. 0000 dB
0. 000 000 MHz
3:-54 . 049 ns
25. 000 000 MHz
1 dB/ REF -13.7 dB
150 ns/ REF 984 ns
SPAN 100. 000 000 MHz
CH1 S21
CH2Markers
REF=1
BW: 26. 452348
MHz
LOG
1 Dec 2010 15:28:31
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -13.7 dB
CH1Markers
REF=1
2:-66 . 764 dB
112. 500 MHz
PRm
1
cent : 112. 558080 MHz
3:-59 . 027 dB
225. 000 MHz
Q: 4. 2551
1_loss : -13 . 797 dB
4:-74 . 467 dB
337. 500 MHz
1
5:-74 . 596 dB
450. 000 MHz
2
4
3
PRm
2
CH4Markers
REF=2
mean:4871.
81 ns
3
s. dev : 7. 6696 ns
Smo
p-p : 63. 944 ns
Cor
3
2
CENTER112. 500 000 MHz
SPAN 32. 000 000 MHz
2
Smith Chart(S11 & S22)
CH1 S11
CH3 S22
1 U FS
1 U FS
1: 14. 565
2: 41. 488
-1 . 7744
-33 . 816
4
5
STOP 600. 000 000 MHz
START . 010 000 MHz
SWR(S11 & S22)
1 Dec 2010 15:27:15
797. 28 pF
112. 500 000 MHz
41. 835 pF
112. 500 000 MHz
CH1 S11
CH3 S22
PRm
PRm
Cor
Cor
SWR
SWR
10 /
10 /
1 Dec 2010 15:27:40
1: 3. 4393
112. 500 000 MHz
2: 2. 1139
112. 500 000 MHz
REF 0
REF 0
1
2
1
2
CENTER112. 500 000 MHz
SPAN 100. 000 000 MHz
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
CENTER112. 500 000 MHz
http://www.itf.co.kr
SPAN 100. 000 000 MHz
[email protected]
2011. 10. 24
Rev 1.0
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