272551B

70.0 MHz SAW Filter
Part Number 272551B
1. Features
Typical 1dB bandwidth of 24.5 MHz
High attenuation
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Room Temperature : +25℃
℃
Minimum
Typical
Maximum
MHz
-
70.0
-
dB
-
27.5
29.5
1dB Bandwidth
MHz
24.3
24.5
-
3dB Bandwidth
MHz
-
25.0
-
40dB Bandwidth
MHz
-
27.02
27.2
dB
-
0.5
1.0
Group Delay Variation (fo ± 11.9 MHz)
nsec
-
30
60
Absolute Delay
usec
-
1.59
-
dB
40
48
-
ppm/℃
℃
-
-72
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 11.9 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
S1365 Package Dimension
13.30±0.2
8
7.62±0.1
7
ITF 10A001
272551B
. 70-24.6M
11
12
1
2
3
7
8
9
10
6
6
11
220nH
1.50±0.1
5
5
4
2.54±0.1
9
1.61±0.2
6.50±0.2
10
Matching Schematic
12
4
3
2
2.54±0.1
Input
50 Ω
11
5
220nH
Output
50Ω
12pF
1
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]
2010. 07. 30
Rev 1.0
70.0 MHz SAW Filter
Part Number 272551B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
3dB Bandwidth & Group Delay
25 Sep 2009 06:58:54
1: 0. 0000 dB
0. 000 000 MHz
3:- . 14890 dB
23. 800 000 MHz
REF -27.06 dB
REF -27.5 dB
CH1 S21
CH2 S21
LOG
DEL
1 dB/
100 ns/
25 Sep 2009 06:59:07
1: 0. 0000 dB
0. 000 000 MHz
3:-4 . 3403 ns
23. 800 000 MHz
REF -27.06 dB
REF 1.578 us
CH1 Markers
REF=1
BW: 24. 500816 MHz
cent :
Cor
69. 970038 MHz
CH1 Markers
REF=1
BW: 24. 980334 MHz
cent :
Cor
69. 975536 MHz
Q: 2. 8558
Q: 2. 8012
1_loss : -27 . 205 dB
1
1_loss : -27 . 205 dB
1
2
2
3
4
3
2
3
CH2 Markers
REF=2
mean: -27 . 238 dB
Cor
CENTER 70. 000 000 MHz
2
Smo
CH2 Markers
REF=2
mean:41. 5974 us
3
Cor
s. dev : . 10080 dB
s. dev : 5. 7822 ns
p-p : . 49300 dB
p-p : 27. 110 ns
SPAN 30. 000 000 MHz
CENTER 70. 000 000 MHz
40dB Bandwidth
CH1 S21
LOG
10 dB/
SWR(Smith chatr)
25 Sep 2009 06:58:23
1: 0. 0000 dB
0. 000 000 MHz
REF -27.28 dB
SPAN 30. 000 000 MHz
*
CH1 S11
CH2 S22
1: 8. 5723
2: 15. 570
1 U FS
1 U FS
6. 8472
-66 . 937
25 Sep 2009 06:59:54
15. 568 nH
70. 000 000 MHz
33. 967 pF
70. 000 000 MHz
*
CH1 Markers
REF=1
BW: 27. 019070 MHz
1
Cor
Cor
cent :
2
69. 973153 MHz
Q: 2. 5898
1_loss : -27 . 243 dB
1
4
3
Cor
2
CENTER 70. 000 000 MHz
SPAN 75. 000 000 MHz
CENTER 70. 000 000 MHz
Wide band Properties
CH1 S21
LOG
10 dB/
SWR(S11 & S22)
25 Sep 2009 07:00:24
1: 0. 0000 dB
0. 000 000 MHz
REF -26.16 dB
SPAN 75. 000 000 MHz
CH1 S11
CH2 S22
SWR
SWR
20 /
20 /
25 Sep 2009 06:59:47
1: 5. 9451
70. 000 000 MHz
2: 9. 1665
70. 000 000 MHz
REF 5.945
REF 9.167
*
CH1 Markers
REF=1
2:-60 . 057 dB
70. 0000 MHz
Cor
3:-52 . 354 dB
140. 000 MHz
1
1
Cor
2
3
2
START . 010 000 MHz
STOP 300. 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
CENTER 70. 000 000 MHz
http://www.itf.co.kr
SPAN 75. 000 000 MHz
[email protected]
2010. 07. 30
Rev 1.0
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