270908B

70.0 MHz SAW Filter
Part Number 270908B
1. Features
Typical 1dB bandwidth of 9.3MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Operating Temperature : +25℃
℃
Minimum
Typical
Maximum
MHz
-
70.0
-
dB
-
23.3
25.0
1dB Bandwidth
MHz
9.2
9.33
-
35dB Bandwidth
MHz
-
10.36
10.42
dB
-
0.7
1.2
Group Delay Variation (fo ± 4.5 MHz)
nsec
-
50
-
Absolute Delay
usec
-
2.07
-
dB
40
45
-
ppm/℃
℃
-
-18
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 4.5 MHz)
Ultimate Rejection(fo ± 5.7 MHz)
Temperature Coefficient of Frequency
5.5max 6.0max
7.6±0.2
220nH
Output
50 Ω
12.7±0.2
2.5±0.2
5
120nH
Dimensions shown are nominal in millimeters
Pin Configuration
Base : Fe(SPCC), Au plating over Ni plated
Cap : Cu & Cr Alloy, Ni Plated
Termination : Kovar, Au Plated
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
1
180nH
Input
50Ω
0.45±0.05
ITF 11A001
270908B
70-9.3M
20.3±0.5
12.7±0.5
Matching Schematic
2.5±0.2
D2012 Package Dimension
Tel: 82-32-621-1213
Fax: 82-32-621-1218
Input
1
Ground
2,4
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2011. 05. 27
Rev 1.0
70.0 MHz SAW Filter
Part Number 270908B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
3dB Bandwidth & Group Delay
27 Apr 2011 13:27:21
1: 0. 0000 dB
0. 000 000 MHz
3:- . 26170 dB
9. 000 000 MHz
REF -23.29 dB
REF -24.06 dB
Del
BW:
cent :
C
CH1 Markers
REF=1
9. 277554 MHz
69. 950848 MHz
CH1 S21
CH2 S21
LOG
DEL
1 dB/
200 ns/
27 Apr 2011 13:27:34
1: 0. 0000 dB
0. 000 000 MHz
3: 18. 946 ns
9. 000 000 MHz
REF -23.29 dB
REF 2.042 us
Del
BW:
cent :
C
CH1 Markers
REF=1
9. 513576 MHz
69. 953540 MHz
Q: 7. 5398
Q: 7. 3530
1_loss : -23 . 586 dB
1_loss : -23 . 586 dB
1
1
2
2
3
4
3
3
2
CH2 Markers
REF=2
mean: -23 . 593 dB
C
CENTER 70. 000 000 MHz
Smo
C
CH2 Markers
REF=2
mean:
4 2. 0769 us
2
3
s. dev : . 12010 dB
s. dev : 11. 607 ns
p-p : . 59880 dB
p-p : 59. 510 ns
SPAN 12. 000 000 MHz
CENTER 70. 000 000 MHz
35dB Bandwidth
CH1 S21
LOG
10 dB/
Ultimate Rejection
27 Apr 2011 13:26:39
1: 0. 0000 dB
0. 000 000 MHz
REF -23.19 dB
SPAN 12. 000 000 MHz
CH1 S21
LOG
10 dB/
27 Apr 2011 13:26:50
1: 0. 0000 dB
0. 000 000 MHz
REF -23.19 dB
*
*
CH1 Markers
REF=1
BW: 10. 375454 MHz
1
C
cent :
2
CH1 Markers
REF=1
2:-44 . 068 dB
-5 . 70000 MHz
1
C
69. 959139 MHz
3:-50 . 400 dB
5. 70000 MHz
Q: 6. 7428
1_loss : -23 . 621 dB
3
4
2
3
CENTER 70. 000 000 MHz
CENTER 70. 000 000 MHz
SPAN 35. 000 000 MHz
Wide band Properties
CH1 S21
LOG
10 dB/
SWR(S11 & S22)
27 Apr 2011 13:29:03
1: 0. 0000 dB
0. 000 000 MHz
REF -24.41 dB
SPAN 35. 000 000 MHz
CH1 S11
CH2 S22
SWR
SWR
5 /
5 /
27 Apr 2011 13:28:22
1: 1. 8827
70. 000 000 MHz
2: 3. 5648
70. 000 000 MHz
REF 1.883
REF 3.565
*
CH1 Markers
REF=1
2:-54 . 180 dB
70. 0000 MHz
C
3:-43 . 516 dB
140. 000 MHz
1
1
C
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 35. 000 000 MHz
[email protected]
2011. 05. 27
Rev 1.0
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