SAW Bandpass Filter 251503B
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
251503B
140-15.0M
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.
251503B
2008-11-07
NM8046-CS01
1/5
25.4±0.2
SAW Bandpass Filter 251503B
3. Specifications
Fo = 140.0 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 ± 7.25 MHz)
Group Delay Variation (fo ± 7.25 MHz)
Absolute Delay
Ultimate Rejection
Temperature Coefficient of Frequency
MHz
dB
MHz
MHz
MHz
dB
nsec
usec
dB
ppm/°C
-
-
14.9
-
-
-
-
-
50
-
140.0
26.5
15.0
15.7
15.88
0.6
50
4.16
52
-18
-
28.5
-
15.8
-
1.0
120
-
-
-
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.
251503B
2008-11-07
NM8046-CS01
2/5
SAW Bandpass Filter 251503B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
Input
50
Ω
Output
50
Ω
L1
L2
L1 = 22nH, L2 = 27nH
nH,
5. Marking Configuration
ITF
1)
08A001
2)
251503B
3)
140
4)
-15.0M
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.
251503B
2008-11-07
NM8046-CS01
3/5
SAW Bandpass Filter 251503B
6. Typical Performance ( at +25°C )
°
7 Aug 2008 14:35:42
1: 0. 0000 dB
0. 000 000 MHz
3:-20 . 665 ns
14. 500 000 MHz
CH1 S21
CH2 S21
LOG
DEL
1 dB/
100 ns/
REF -26.13 dB
REF 4.14 us
CH1 Markers
BW 15. 081347 MHz
:
Cor
cent : 139. 964149 MHz
Q 9. 2806
:
1_loss : -26 . 507 dB
1
2
REF=1
3
Smo
Cor
3
CH2 Markers
mean: 4. 1640 us
s. dev : 9. 3683 ns
p-p : 45. 946 ns
2
4
REF=2
CENTER 140. 000 000 MHz
SPAN 18. 000 000 MHz
CH1 S21
LOG
10 dB/
REF -26.53 dB
7 Aug 2008 14:34:26
1: 0. 0000 dB
0. 000 000 MHz
*
CH1 Markers
1
Cor
2
BW 15. 886896 MHz
:
cent : 139. 954574 MHz
Q 8. 8094
:
1_loss : -26 . 535 dB
REF=1
Hld
3
4
CENTER 140. 000 000 MHz
SPAN 42. 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.
251503B
2008-11-07
NM8046-CS01
4/5
SAW Bandpass Filter 251503B
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
REF -26.13 dB
REF -26.69 dB
7 Aug 2008 14:35:25
1: 0. 0000 dB
0. 000 000 MHz
3: - . 22420 dB
14. 500 000 MHz
CH1 S21
LOG
10 dB/
REF -26.53 dB
7 Aug 2008 14:34:20
1: 0. 0000 dB
0. 000 000 MHz
*
CH1 Markers
BW
:
Cor
15. 002549 MHz
Cor
2
REF=1
1
BW
:
CH1 Markers
15. 709636 MHz
REF=1
cent : 139 . 962913 MHz
Q: 9. 3293
1_loss : -26 . 501 dB
1
2
cent : 139 . 962221 MHz
Q: 8. 9093
1_loss : -26 . 535 dB
Hld
3
3
32
Cor
CH2 Markers
mean: -26 . 432 dB
s. dev : . 08350 dB
p-p : . 63770 dB
4
4
REF=2
CENTER 140 . 000 000 MHz
SPAN 18. 000 000 MHz
CENTER 140 . 000 000 MHz
SPAN 42. 000 000 MHz
CH1 S21
LOG
10 dB/
REF -26.34 dB
7 Aug 2008 14:38:58
1: 0. 0000 dB
0. 000 000 MHz
CH1 S11
CH2 S22
SWR
SWR
1 /
1 /
REF 1.351
REF 2.101
7 Aug 2008 14:36:50
1: 1. 3528
140 . 000 000 MHz
2: 2. 1002
140 . 000 000 MHz
CH1 Markers
2:-57 . 587 dB
140 . 000 MHz
1
3:-58 . 958 dB
280 . 000 MHz
REF=1
Cor
1
Cor
2
2
3
START
. 010 000 MHz
STOP 450 . 000 000 MHz
CENTER 140 . 000 000 MHz
SPAN 42. 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.
251503B
2008-11-07
NM8046-CS01
5/5
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