270108B

70.0 MHz SAW Filter
Part Number 270108B
1. Features
Typical 1dB bandwidth of 1.26 MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Minimum
Typical
Maximum
Room Temperature : +25℃
℃
Center Frequency (fo)
Insertion Loss
1dB Bandwidth
3dB Bandwidth
40dB Bandwidth
Amplitude Ripple (fo ± 0.6MHz)
Group Delay Variation (fo ± 0.6MHz)
Absolute Delay
Ultimate Rejection
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
MHz
dB
nsec
usec
dB
ppm/℃2
69.93
70.0
70.07
-
20.4
22.0
1.1
-
1.26
1.34
-
-
1.69
1.78
-
0.79
1.2
-
350
700
-
5.62
-
40
45
-
-
-0.03
-
5.5max 6.0max
Matching Schematic
20.3±0.2
56nH
Input
50 Ω
68nH
Output
50 Ω
56nH
22.8±0.2
15.2±0.2
56nH
A
A
0.45±0.05
ITF 11A001
270108B
70-1.2M
38.3±0.5
A
25.5±0.5
A=5.0±0.2
D3825 Package Dimension
Pin Configuration
Dimensions shown are nominal in millimeters
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
Tel: 82-32-621-1213
Fax: 82-32-621-1218
Input
1
Ground
2,5
Output
6
Others
Case Ground
http://www.itf.co.kr
[email protected]
2011. 04. 21
Rev 1.0
70.0 MHz SAW Filter
Part Number 270108B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH2 S21
CH4 S21
LOG
LOG
1 dB/
1 dB/
3dB Bandwidth & Group Delay
17 Sep 2004 15:24:04
1: 0. 0000 dB
0. 000 000 MHz
3:- . 13440 dB
1. 200 000 MHz
REF -20.3 dB
REF -20.3 dB
CH2 S21
CH4 S21
MI701M A1
LOG
DEL
1 dB/
500 ns/
17 Sep 2004 15:23:39
1: 0. 0000 dB
0. 000 000 MHz
3:-52 . 070 ns
1. 200 000 MHz
REF -20.3 dB
REF 5.4 us
MI701M A1
1-2 D3825 M2S
CH2 Markers
BW:
1-2 D3825 M2S
CH2 Markers
REF=1
1. 262606 MHz
cent :
BW:
69. 995405 MHz
cent :
REF=1
1. 346991 MHz
69. 996180 MHz
Q: 55. 437
Q: 51. 965
1_loss : -20 . 791 dB
1_loss : -20 . 802 dB
1
1
2
2
3
3
4
2
3
2
Cor
Cor
3
Smo
CH4 Markers
mean:-20 . 629 dB
Cor
CENTER 70. 000 000 MHz
mean: 5. 5690 us
Cor
s. dev : . 15550 dB
s. dev : 58. 912 ns
p-p : . 63100 dB
p-p : 264. 36 ns
SPAN
2. 000 000 MHz
2
4
CENTER 70. 000 000 MHz
40dB Bandwidth
CH1 S21
LOG
10 dB/
SPAN
REF=2
2. 000 000 MHz
2
4
Smith chart(S11 & S22)
17 Sep 2004 15:23:16
1: 0. 0000 dB
0. 000 000 MHz
REF -20.3 dB
4
CH4 Markers
REF=2
CH1 S11
CH3 S22
MI701M A1
1: 58. 613
2: 79. 875
1 U FS
1 U FS
64. 238
14. 285
17 Sep 2004 15:24:22
146. 05 nH
70. 000 000 MHz
32. 479 nH
70. 000 000 MHz
MI701M A1
1-1 D3825 M2S
CH1 Markers
1
Cor
2
BW:
cent :
REF=1
1. 716676 MHz
Cor
70. 000496 MHz
Q: 40. 777
1
Cor
1_loss : -20 . 772 dB
2
3
4
CENTER 70. 000 000 MHz
SPAN
CENTER 70. 000 000 MHz
5. 000 000 MHz
Wide band Properties
CH1 S21
LOG
10 dB/
5. 000 000 MHz
SWR(S11 & S22)
17 Sep 2004 15:25:11
1: 0. 0000 dB
0. 000 000 MHz
REF -20.63 dB
SPAN
CH1 S11
CH3 S22
MI701M A1
SWR
SWR
1 /
1 /
17 Sep 2004 15:24:31
1: 3. 1134
70. 000 000 MHz
2: 1. 6796
70. 000 000 MHz
REF 0
REF 0
MI701M A1
1-1 D3825 M2S
CH1 Markers
1
2: -27 . 049 dB
43. 5000 MHz
REF=1
Cor
3: -32 . 555 dB
57. 5000 MHz
Cor
2
1
3
2
START . 010 000 MHz
STOP 150. 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
[email protected]
5. 000 000 MHz
2011. 04. 21
Rev 1.0
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