270505B

SAW Bandpass Filter 270505B
1. Features
IF Bandpass Filter
High Attenuation
Single-Ended Operation
DIP Package
Maximum Storage Temperature Range : -40℃ ~ 85℃
Electrostatics Sensitive Device (ESD)
Package : D3512
2.5±0.2
25.4±0.2
7.6±0.2
0.45±0.05
5.5max 6.0max
ITF 08A001
270505B
70-4.9M
35.1±0.5
12.8±0.5
2.5±0.2
2. Package Dimension
Pin Configuration
1
5
Output
2, 4
Ground
3, 6
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
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Input
Part No.
270505B
Rev. Date
2009-01-05
Rev.
NM8085-CS01
1/5
SAW Bandpass Filter 270505B
3. Specifications
Fo = 70.0 MHz
Terminating source impedance
: 50Ω and matching network
Terminating load impedance
: 50Ω and matching network
Minimum
Typical
Maximum
MHz
-
70.0
-
dB
-
22.5
24.0
2dB Bandwidth
MHz
-
4.92
5.0
25dB Bandwidth
MHz
-
5.75
5.8
40dB Bandwidth
MHz
-
5.94
-
dB
-
0.4
1.0
Group Delay Variation (fo±2.25 MHz)
nsec
-
85
120
Absolute Delay
usec
-
3.97
-
dB
50
55
-
ppm/°C
-
-18
-
Center Frequency
Insertion Loss
Amplitude Ripple (fo±2.25 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
Notes :
1)
All specifications are based on the matching schematic shown below
2)
All specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature
3)
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.
270505B
Rev. Date
2009-01-05
Rev.
NM8085-CS01
2/5
SAW Bandpass Filter 270505B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
Input
50Ω
L1
L4
L2
Output
50Ω
L3
L1 = 120nH, L2 = 150nH
L3 = 120nH, L4 = 120nH
5. Marking Configuration
ITF1) 08A0012)
270505B3)
704) -4.9M5)
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.
270505B
Rev. Date
2009-01-05
Rev.
NM8085-CS01
3/5
SAW Bandpass Filter 270505B
6. Typical Performance ( at +25°°C )
CH1 S21
CH2 S21
LOG
DEL
1 dB/
200 ns/
19 Dec 2008 15:20:09
1: 0. 0000 dB
0. 000 000 MHz
3: 16. 403 ns
4. 500 000 MHz
REF -22.41 dB
REF 3.92 us
CH1 Markers
BW:
Cor
REF=1
5. 017112 MHz
cent : 69. 998765 MHz
Q: 13. 952
1
1_loss : -22 . 607 dB
2
3
Smo
Cor
2
3
4
CH2 Markers
REF=2
mean: 3. 9725 us
s. dev : 17. 184 ns
p-p : 85. 704 ns
CENTER 70. 000 000 MHz
CH1 S21
LOG
10 dB/
SPAN 6. 000 000 MHz
19 Dec 2008 15:19:12
1: 0. 0000 dB
0. 000 000 MHz
REF -22.52 dB
*
CH1 Markers
1
Cor
2
BW:
5. 949576 MHz
REF=1
cent : 69. 988303 MHz
Q: 11. 764
1_loss : -22 . 655 dB
Hld
3
CENTER 70. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
4
SPAN 16. 000 000 MHz
Part No.
270505B
Rev. Date
2009-01-05
Rev.
NM8085-CS01
4/5
SAW Bandpass Filter 270505B
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
19 Dec 2008 15:19:47
1: 0. 0000 dB
0. 000 000 MHz
3: . 14160 dB
4. 500 000 MHz
REF -22.41 dB
REF -22.69 dB
CH1 S21
LOG
10 dB/
19 Dec 2008 15:19:04
1: 0. 0000 dB
0. 000 000 MHz
REF -22.52 dB
*
CH1 Markers
BW:
Cor
cent :
REF=1
4. 925680 MHz
69. 999925 MHz
CH1 Markers
1
Cor
Q: 14. 211
2
BW:
cent :
5. 751077 MHz
Q: 12. 170
1_loss : -22 . 612 dB
1
REF=1
69. 990992 MHz
1_loss : -22 . 655 dB
2
Hld
3
3
3
4
4
2
Cor
CH2 Markers
mean: -22 . 613 dB
REF=2
s. dev : . 07280 dB
p-p : . 35390 dB
CENTER 70. 000 000 MHz
CH1 S21
LOG
10 dB/
SPAN
6. 000 000 MHz
19 Dec 2008 15:22:23
1: 0. 0000 dB
0. 000 000 MHz
REF -21.89 dB
CH1 Markers
2: -57 . 797 dB
70. 0000 MHz
CENTER 70. 000 000 MHz
CH1 S11
CH2 S22
SWR
SWR
1 /
1 /
SPAN 16. 000 000 MHz
19 Dec 2008 15:21:17
1: 1. 9232
70. 000 000 MHz
2: 2. 8706
70. 000 000 MHz
REF 1.923
REF 2.872
REF=1
Cor
3: -44 . 466 dB
140 . 000 MHz
1
1
Cor
2
3
2
START
. 010 000 MHz
STOP 250 . 000 000 MHz
CENTER 70. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
SPAN 16. 000 000 MHz
Part No.
270505B
Rev. Date
2009-01-05
Rev.
NM8085-CS01
5/5
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