120.0 MHz SAW Filter
Part Number
253056B
1. Features
Typical 1dB bandwidth of 29.8 MHz
High attenuation
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50
Operating Temperature : -5℃ ~ +70℃
℃
℃
Center Frequency (fo)
Insertion Loss
1dB Bandwidth
3dB Bandwidth
40dB Bandwidth
50dB Bandwidth
Amplitude Ripple (fo ± 14.32 MHz)
Group Delay Variation (fo ± 14.32 MHz)
Absolute Delay
Ultimate Rejection
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
MHz
MHz
dB
nsec
usec
dB
ppm/℃
℃
Minimum
-
-
29.65
-
-
-
-
-
-
45
-
Typical
120.0
27.5
29.8
30.05
31.15
31.35
0.6
30
2.34
52
-72
Maximum
-
29.0
-
-
31.3
-
1.0
60
-
-
-
Room Temperature : +25℃
℃
Insertion Loss
Amplitude Ripple (fo +/- 14.63 MHz)
Group Delay Variation (fo +/- 14.63 MHz)
dB
dB
nsec
Minimum
-
-
-
Typical
27.5
0.6
30
Maximum
29.0
1.0
60
S2098 Package Dimension
20.00±0.2
2.30±0.1
7.62±0.1
Matching Schematic
6
7
8
9
10
10
9
8
7
6
ITF 11A001
253056B
。
120-29.8M
1
2
3
4
5
1.02±0.1
56nH
Input
50
Ω
5
4
3
2
1
10
5
56nH
18pF
Output
50
Ω
9.80±0.2
20pF
1.91±0.1
1.56±0.2
Pin Configuration
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
Input
Output
10
5
Ground
Others
1,4
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
2011. 04. 22
Rev 1.0
120.0 MHz SAW Filter
Part Number
253056B
3. Typical Performance ( at +25℃ )
℃
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
REF -27.55 dB
REF -28.09 dB
23 Dec 2009 05:24:22
1: 0. 0000 dB
0. 000 000 MHz
3: . 11990 dB
29. 260 000 MHz
CH1 S21
CH2 S21
3dB Bandwidth & Group Delay
LOG
DEL
1 dB/
62.9 ns/
REF -27.55 dB
REF 2.326 us
23 Dec 2009 05:24:39
1: 0. 0000 dB
0. 000 000 MHz
3:-10 . 521 ns
29. 260 000 MHz
CH1 Markers
REF=1
BW 29. 815751 MHz
:
Cor
cent : 119. 950452 MHz
Q 4. 0231
:
1_loss : -27 . 959 dB
1
2
1
2
Cor
CH1 Markers
REF=1
BW 30. 059016 MHz
:
cent : 119. 946325 MHz
Q 3. 9904
:
1_loss : -27 . 959 dB
3
4
3
3
2
Cor
CH2 Markers
REF=2
mean: -27 . 868 dB
s. dev : . 10630 dB
p-p : . 59790 dB
Smo
Cor
2
3
CH2 Markers
REF=2
mean: 2. 3402 us
4
s. dev : 4. 8683 ns
p-p : 28. 108 ns
START 101. 000 000 MHz
STOP 139. 000 000 MHz
CENTER 120. 000 000 MHz
SPAN 38. 000 000 MHz
40dB Bandwidth
CH1 S21
LOG
10 dB/
REF -28.12 dB
23 Dec 2009 05:23:32
1: 0. 0000 dB
0. 000 000 MHz
CH1 S11
CH2 S22
*
CH1 Markers
REF=1
BW 31. 159239 MHz
:
Cor
cent : 119. 950380 MHz
2
Q 3. 8496
:
1_loss : -28 . 125 dB
1 2
1 U FS
1 U FS
Smith Chart
1: 7. 3274
2: 9. 0566
7. 2969
8. 1343
23 Dec 2009 05:25:19
9. 6778 nH
120. 000 000 MHz
10. 788 nH
120. 000 000 MHz
*
1
Cor
3
4
Cor
START 77. 500 000 MHz
STOP 162. 500 000 MHz
CENTER 120. 000 000 MHz
SPAN 85. 000 000 MHz
Wideband Properties
CH1 S21
LOG
10 dB/
REF -27.19 dB
23 Dec 2009 05:26:09
1: 0. 0000 dB
0. 000 000 MHz
CH1 S11
CH2 S22
*
CH1 Markers
REF=1
2:-62 . 220 dB
120. 000 MHz
3:-64 . 781 dB
240. 000 MHz
SWR
SWR
10 /
10 /
SWR(S11 & S22)
REF 6.972
REF 5.671
23 Dec 2009 05:25:12
1: 6. 9719
120. 000 000 MHz
2: 5. 6714
120. 000 000 MHz
Cor
1
1
Cor
2
3
START . 010 000 MHz
2
STOP 500. 000 000 MHz
CENTER 120. 000 000 MHz
SPAN 85. 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
http://www.itf.co.kr
sales@itf.co.kr
2011. 04. 22
Rev 1.0
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