270956B

70.0 MHz SAW Filter
Part Number 270956B
1. Features
Typical 1dB bandwidth of 9.3 MHz
High attenuation
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Minimum
Typical
Maximum
Room Temperature : +25℃
℃
Center Frequency (fo)
MHz
-
70.0
-
dB
-
24.0
25.5
1dB Bandwidth
MHz
9.15
9.31
-
3dB Bandwidth
MHz
-
9.57
-
40dB Bandwidth
MHz
-
10.88
11.0
dB
-
0.45
1.0
Group Delay Variation (fo ± 4.375 MHz)
nsec
-
60
150
Absolute Delay
usec
-
1.6
-
dB
40
48
-
ppm/℃
-
-18
-
Insertion Loss
Amplitude Ripple (fo ± 4.375 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
S1365 Package Dimension
13.30±0.2
8
ITF 13A001
270956B
。70-9.3M
11
12
1
2
3
4
7
8
9
10
11
6
6
L1
Input
50Ω
7.62±0.1
7
11
5
C1
L2
Output
50Ω
C2
1.50±0.1
5
5
2.54±0.1
9
1.61±0.2
6.50±0.2
10
Matching Schematic
12
4
3
2
2.54±0.1
1
0.80±0.1
L1 = 180nH, L2 = 220nH, C1 = 62pF, C2 = 68pF
Dimensions shown are nominal in millimeters
Pin Configuration
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]
2013. 05. 06
Rev 1.0
70.0 MHz SAW Filter
Part Number 270956B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
40dB Bandwidth
6 Oct 2010 11:17:00
1: 0. 0000 dB
0. 000 000 MHz
3:-. 00380 dB
8. 750 000 MHz
1 dB/ REF -23.56 dB
1 dB/ REF -23.96 dB
LOG
6 Oct 2010 11:14:54
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -23.88 dB
CH1 Markers
REF=1
9. 312709 MHz
BW:
cent : 70. 031135 MHz
Cor
CH1 S21
CH1 Markers
REF=1
BW: 10. 887081 MHz
1
Cor
cent : 70. 017583 MHz
Q: 7. 5200
2
Q: 6. 4313
1_loss : -23 . 772 dB
1
1_loss : -23 . 782 dB
2
4
3
3
2
CH2 Markers
REF=2
mean:-23 . 794 dB
Cor
3
4
s. dev : . 09300 dB
p-p : . 44780 dB
CENTER 70. 000 000 MHz
SPAN 12. 000 000 MHz
CENTER 70. 000 000 MHz
3dB Bandwidth & Group Delay
CH1 S21
CH2 S21
LOG
DEL
6 Oct 2010 11:17:28
1: 0. 0000 dB
0. 000 000 MHz
3:-11 . 741 ns
8. 750 000 MHz
1 dB/ REF -23.56 dB
100 ns/ REF 1.564 us
Smith Chart ( S11 & S22 )
CH1 S11
CH2 S22
1: 64. 430
2: 15. 026
1 U FS
1 U FS
45. 723
11. 193
6 Oct 2010 11:18:35
103. 96 nH
70. 000 000 MHz
25. 449 nH
70. 000 000 MHz
CH1 Markers
REF=1
9. 577718 MHz
BW:
cent : 70. 029222 MHz
Cor
SPAN 35. 000 000 MHz
Cor
Q: 7. 3117
1_loss : -23 . 766 dB
1
1
2
2
3
2
Smo
Cor
CH2 Markers
REF=2
4 1. 6029 us
mean:
3
Cor
s. dev : 11. 974 ns
p-p : 58. 810 ns
CENTER 70. 000 000 MHz
SPAN 12. 000 000 MHz
CENTER 70. 000 000 MHz
Wideband Properties
CH1 S21
LOG
SWR(S11 & S22)
6 Oct 2010 11:20:12
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -23.76 dB
SPAN 35. 000 000 MHz
CH1 Markers
REF=1
2:-49 . 303 dB
54. 1500 MHz
1
CH1 S11
CH2 S22
SWR
SWR
5 /
5 /
6 Oct 2010 11:18:23
1: 2. 2744
70. 000 000 MHz
2: 3. 5077
70. 000 000 MHz
REF 2.273
REF 3.503
Cor
3:-53 . 855 dB
135. 750 MHz
1
Cor
2
2
3
START . 010 000 MHz
STOP 250. 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 35. 000 000 MHz
[email protected]
2013. 05. 06
Rev 1.0
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