270404B

70.0 MHz SAW Filter
Part Number 270404B
1. Features
Typical 2dB bandwidth of 4.11 MHz
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
-
22.5
24.0
2dB Bandwidth
MHz
-
4.11
4.2
25dB Bandwidth
MHz
-
4.95
5.0
40dB Bandwidth
MHz
-
5.14
-
dB
-
0.45
1.0
Group Delay Variation (fo±1.8 MHz)
nsec
-
100
150
Absolute Delay
usec
-
3.85
-
dB
50
52
-
ppm/°C
-
-18
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo±1.8 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
12.8±0.5
5.5max 6.0max
Matching Schematic
7.6±0.2
2.5±0.2
D3512 Package Dimension
1
82nH
5
100nH
25.4±0.2
2.5±0.2
82nH
Output
50Ω
82nH
0.45±0.05
ITF 11A001
270404B
70-4.2M
35.1±0.5
Input
50Ω
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
2,4
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2011. 01. 24
Rev 1.1
70.0 MHz SAW Filter
Part Number 270404B
3. Typical Performance ( at +25℃
℃)
2dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
3dB Bandwidth & Group Delay
26 Jun 2008 21:06:33
1: 0. 0000 dB
0. 000 000 MHz
3:- . 02480 dB
3. 600 000 MHz
1 dB/ REF -22.28 dB
1 dB/ REF -22.7 dB
CH1 Markers
BW:
Cor
CH1 S21
CH2 S21
LOG
DEL
1 dB/
200 ns/
26 Jun 2008 21:07:07
1: 0. 0000 dB
0. 000 000 MHz
3: 17. 293 ns
3. 600 000 MHz
REF -22.28 dB
REF 3.79 us
CH1 Markers
REF=1
4. 117218 MHz
BW:
Cor
cent : 70. 002146 MHz
cent :
70. 001636 MHz
Q: 17. 002
Q: 16. 613
1_loss : -22 . 560 dB
1
2
3
3
3
4
Smo
2
Cor
Cor
CH2 Markers
CENTER 70. 000 000 MHz
2
3
4
CH2 Markers
REF=2
mean:-22 . 535 dB
10 dB/
s. dev : 21. 488 ns
p-p : . 44070 dB
p-p : 102. 40 ns
CENTER 70. 000 000 MHz
SPAN 4. 500 000 MHz
SPAN
*
CH1 S21
LOG
26 Jun 2008 21:05:23
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -22.49 dB
*
CH1 Markers
1
Cor
BW:
cent :
2
5. 141689 MHz
CH1 Markers
REF=1
1
Cor
69. 993883 MHz
2
BW:
4. 952432 MHz
Hld
REF=1
cent : 69. 997420 MHz
Q: 13. 613
Q: 14. 134
1_loss : -22 . 565 dB
1_loss : -22 . 565 dB
Hld
3
3
SPAN 13. 000 000 MHz
CENTER 70. 000 000 MHz
Wide band Properties
LOG
4
4
CENTER 70. 000 000 MHz
CH1 S21
4. 500 000 MHz
25dB Bandwidth
26 Jun 2008 21:05:31
1: 0. 0000 dB
0. 000 000 MHz
REF -22.49 dB
REF=2
mean: 3. 8542 us
s. dev : . 09230 dB
40dB Bandwidth
LOG
1_loss : -22 . 542 dB
1
2
CH1 S21
REF=1
4. 213724 MHz
SWR(S11 & S22)
26 Jun 2008 21:09:24
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -21.96 dB
SPAN 13. 000 000 MHz
CH1 Markers
2:-65 . 051 dB
70. 0000 MHz
CH1 S11
CH2 S22
SWR
SWR
1 /
1 /
26 Jun 2008 21:08:30
1: 1. 9849
70. 000 000 MHz
2: 2. 2998
70. 000 000 MHz
REF 1.987
REF 2.297
REF=1
Cor
3:-59 . 261 dB
140. 000 MHz
1
1
Cor
2
3
2
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 13. 000 000 MHz
[email protected]
2011. 01. 24
Rev 1.1
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