ITF 270455B

SAW Bandpass Filter 270455B
1. Features
IF Bandpass Filter
High Attenuation
Single-Ended Operation
SMD Package
Maximum Storage Temperature Range : -40℃ ~ 85℃
Electrostatics Sensitive Device (ESD)
2. Package Dimension
13.30±0.2
7.62±0.1
ITF 08A001
270455B
6
• 70-4.0M
5
8
9
10
11
1.50±0.1
12
2.54±0.1
1.61±0.2
6.50±0.2
7
4
3
2
1
2.54±0.1
0.80±0.1
Pin Configuration
Package : S1365
Dimensions shown are nominal in millimeters
11
Input
5
Output
6, 12
Ground
Other
Case ground
Body : Al2O3
Lid : Kovar, Ni Plated
Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
270455B
Rev. Date
2008-10-30
Rev.
NM8076-CS01
1/5
SAW Bandpass Filter 270455B
3. Specifications
Fo = 70.0 MHz
Terminating source impedance
: 50Ω and matching network
Terminating load impedance
: 50Ω and matching network
Room temperature range : +25℃
℃
Minimum
Typical
Maximum
MHz
-
70.0
-
dB
-
24.7
25.5
1dB Bandwidth
MHz
4.35
4.45
-
3dB Bandwidth
MHz
-
4.9
-
40dB Bandwidth
MHz
-
6.67
6.85
dB
-
0.45
1.0
Group Delay Variation (Fo +/- 2.0 MHz)
nsec
-
70
150
Absolute Delay
usec
-
2.08
-
dB
42
48
-
ppm/°C
-
-18
-
Center Frequency (Fc)
Insertion Loss
Amplitude Ripple (Fo +/- 2.0 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.
270455B
Rev. Date
2008-10-30
Rev.
NM8076-CS01
2/5
SAW Bandpass Filter 270455B
4. Matching Schematic
( Actual matching values may vary due to PCB layout and parasitics )
L2
Input
50Ω
L3
L1
Output
50Ω
L4
L1 = 56nH, L2 = 150nH
L3 = 150nH, L4 = 82nH
5. Marking Configuration
ITF1) 08A0012)
270455B3)
704)-4.0M5)
6)
1) Manufacturer name
2) Lot Number
3) Part Number
4) Center frequency
5) 1dB-Bandwidth
6) Pad Number 1 Index
I T F Co., Ltd.
102-901, Bucheon Technopark 364,
Samjeong-Dong, Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Part No.
270455B
Rev. Date
2008-10-30
Rev.
NM8076-CS01
3/5
SAW Bandpass Filter 270455B
6. Typical Performance ( at +25℃
℃)
CH1 S21
LOG
10 dB/
30 Oct 2008 11:47:15
1: 0. 0000 dB
0. 000 000 MHz
REF -24.74 dB
*
CH1 Markers
1
BW:
Cor
2
cent :
REF=1
6. 675560 MHz
70. 009083 MHz
Q: 10. 487
1_loss : -24 . 718 dB
Hld
3
4
CENTER 70. 000 000 MHz
CH1 S21
CH2 S21
LOG
LOG
SPAN 20. 000 000 MHz
30 Oct 2008 11:47:45
1: 0. 0000 dB
0. 000 000 MHz
3: . 11660 dB
4. 000 000 MHz
1 dB/ REF -24.48 dB
1 dB/ REF -24.79 dB
CH1 Markers
BW:
Cor
cent :
REF=1
4. 457611 MHz
70. 033350 MHz
Q: 15. 711
1
1_loss : -24 . 692 dB
2
3
4
3
Cor
2
CH2 Markers
REF=2
mean:-24 . 613 dB
s. dev : . 08820 dB
p-p : . 43510 dB
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 6. 000 000 MHz
Part No.
270455B
Rev. Date
2008-10-30
Rev.
NM8076-CS01
4/5
SAW Bandpass Filter 270455B
CH1 S21
CH2 S21
LOG
DEL
1 dB/
200 ns/
30 Oct 2008 11:47:55
1: 0. 0000 dB
0. 000 000 MHz
3:-23 . 143 ns
4. 000 000 MHz
REF -24.48 dB
REF 2.049 us
CH1 Markers
BW:
Cor
cent :
CH1 S11
CH2 S22
1: 53. 400
2: 50. 379
1 U FS
1 U FS
5. 8164
-6 . 4238
30 Oct 2008 11:49:08
13. 224 nH
70. 000 000 MHz
353 . 94 pF
70. 000 000 MHz
REF=1
4. 904282 MHz
Cor
70. 025271 MHz
Q: 14. 278
1_loss : -24 . 701 dB
1
2
1
2
3
Smo
Cor
2
3
4
CH2 Markers
Cor
REF=2
mean: 2. 0864 us
s. dev : 13. 929 ns
p-p : 65. 359 ns
CENTER 70. 000 000 MHz
CH1 S21
LOG
10 dB/
SPAN
6. 000 000 MHz
30 Oct 2008 11:49:34
1: 0. 0000 dB
0. 000 000 MHz
REF -23.85 dB
CH1 Markers
2:-64 . 266 dB
70. 0000 MHz
CENTER 70. 000 000 MHz
CH1 S11
CH2 S22
SWR
SWR
2 /
2 /
SPAN 20. 000 000 MHz
30 Oct 2008 11:49:03
1: 1. 1386
70. 000 000 MHz
2: 1. 1373
70. 000 000 MHz
REF 1.138
REF 1.137
REF=1
Cor
3:-40 . 745 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
CENTER 70. 000 000 MHz
SPAN 20. 000 000 MHz
Part No.
270455B
Rev. Date
2008-10-30
Rev.
NM8076-CS01
5/5