SAW Bandpass Filter 270404B
1. Features
IF Bandpass Filter
High Attenuation
Single-Ended Operation
DIP Package
Maximum Storage Temperature Range : -40
℃
~ 85
℃
Electrostatics Sensitive Device (ESD)
2. Package Dimension
12.8±0.5
5.5max 6.0max
7.6±0.2
2.5±0.2
ITF 08A001
270404B
70-4.1M
35.1±0.5
Package : D3512
0.45±0.05
2.5±0.2
Pin Configuration
1
Input
Output
Ground
Case ground
Dimensions shown are nominal in millimeters
Base : Fe(SPCC), Au plating over Ni plated
Cap : Cu & Cr Alloy, Ni Plated
Termination : Kovar, Au Plated
5
2, 4
3, 6
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
Rev. Date
Rev.
270404B
2008-08-29
NM8031-CS01
1/5
25.4±0.2
SAW Bandpass Filter 270404B
3. Specifications
Fo = 70.0 MHz
Terminating source impedance
Terminating load impedance
: 50Ω and matching network
: 50Ω and matching network
Minimum
Typical
Maximum
Center Frequency
Insertion Loss
2dB Bandwidth
25dB Bandwidth
40dB Bandwidth
Amplitude Ripple (fo±1.8 MHz)
Group Delay Variation (fo±1.8 MHz)
Absolute Delay
Ultimate Rejection
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
MHz
dB
nsec
usec
dB
ppm/°C
-
-
-
-
-
-
-
-
50
-
70.0
22.5
4.11
4.95
5.14
0.45
100
3.85
52
-18
-
24.0
4.2
5.0
-
1.0
150
-
-
-
Notes :
1)
2)
3)
All specifications are based on the matching schematic shown below
All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature
All attenuation measurements are measured relative to insertion loss
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
Rev. Date
Rev.
270404B
2008-08-29
NM8031-CS01
2/5
SAW Bandpass Filter 270404B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
Input
50
Ω
L1
L4
Output
50
Ω
L2
L3
L1 = 82nH, L2 = 82nH
nH,
L3 = 100nH, L4 = 82nH
5. Marking Configuration
ITF
1)
08A001
2)
270404B
3)
70
4)
-4.1M
5)
1) Manufacturer name
2) Lot Number
3) Part Number
4) Center Frequecy
5) 2dB-Bandwidth
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
Rev. Date
Rev.
270404B
2008-08-29
NM8031-CS01
3/5
SAW Bandpass Filter 270404B
6. Typical Performance ( at +25°C )
°
26 Jun 2008 21:07:07
1: 0. 0000 dB
0. 000 000 MHz
3: 17. 293 ns
3. 600 000 MHz
CH1 S21
CH2 S21
LOG
DEL
1 dB/
200 ns/
REF -22.28 dB
REF 3.79 us
CH1 Markers
BW
:
Cor
4. 213724 MHz
REF=1
cent : 70. 001636 MHz
Q 16. 613
:
1
2
1_loss : -22 . 542 dB
3
Smo
Cor
3
CH2 Markers
mean: 3. 8542 us
s. dev : 21. 488 ns
p-p : 102. 40 ns
2
4
REF=2
CENTER 70. 000 000 MHz
SPAN 4. 500 000 MHz
CH1 S21
LOG
10 dB/
REF -22.49 dB
26 Jun 2008 21:05:31
1: 0. 0000 dB
0. 000 000 MHz
*
CH1 Markers
1
Cor
2
BW
:
5. 141689 MHz
REF=1
cent : 69. 993883 MHz
Q 13. 613
:
1_loss : -22 . 565 dB
Hld
3
4
CENTER 70. 000 000 MHz
SPAN 13. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
Rev. Date
Rev.
270404B
2008-08-29
NM8031-CS01
4/5
SAW Bandpass Filter 270404B
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
REF -22.28 dB
REF -22.7 dB
26 Jun 2008 21:06:33
1: 0. 0000 dB
0. 000 000 MHz
3: - . 02480 dB
3. 600 000 MHz
CH1 S21
LOG
10 dB/
REF -22.49 dB
26 Jun 2008 21:05:23
1: 0. 0000 dB
0. 000 000 MHz
*
CH1 Markers
BW
:
Cor
cent :
4. 117218 MHz
70. 002146 MHz
Q: 17. 002
1
2
Hld
3
3
2
Cor
CH2 Markers
mean: -22 . 535 dB
s. dev : . 09230 dB
p-p : . 44070 dB
3
4
4
1_loss : -22 . 560 dB
Cor
REF=1
1
2
BW
:
cent :
CH1 Markers
4. 952432 MHz
69. 997420 MHz
Q: 14. 134
1_loss : -22 . 565 dB
REF=1
REF=2
CENTER 70. 000 000 MHz
SPAN
4. 500 000 MHz
CENTER 70. 000 000 MHz
SPAN 13. 000 000 MHz
CH1 S21
LOG
10 dB/
REF -21.96 dB
26 Jun 2008 21:09:24
1: 0. 0000 dB
0. 000 000 MHz
CH1 S11
CH2 S22
SWR
SWR
1 /
1 /
REF 1.987
REF 2.297
26 Jun 2008 21:08:30
1: 1. 9849
70. 000 000 MHz
2: 2. 2998
70. 000 000 MHz
CH1 Markers
2: -65 . 051 dB
70. 0000 MHz
1
3: -59 . 261 dB
140 . 000 MHz
REF=1
Cor
1
Cor
2
3
2
START
. 010 000 MHz
STOP 250 . 000 000 MHz
CENTER 70. 000 000 MHz
SPAN 13. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
Rev. Date
Rev.
270404B
2008-08-29
NM8031-CS01
5/5
电子竞赛
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
