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SAW Bandpass Filter 204528B  
1. Features  
z
z
z
z
z
z
IF Bandpass Filter  
Low-Loss Filter  
Single-Ended Operation  
Ceramic Surface Mount Device (SMD) Package  
Maximum Storage Temperature Range : -40℃ ~ 85℃  
Electrostatics Sensitive Device (ESD)  
2. Package Dimensions  
13.30±0.2  
7.62±0.1  
10  
9
8
7
7
8
9
10  
11  
12  
6
5
11  
12  
6
5
ITF04A001  
204528B  
1.50±0.1  
4
3
2
2.54±0.1  
1
1
2
3
4
0.80±0.1  
Pad Configuration  
11  
5
Input  
Output  
Package : S1365  
6, 12  
Other  
Ground  
Dimensions shown are nominal in millimeters  
Case ground  
Body : Al2O3 Ceramic  
Lid : Kovar, Ni Plated  
Terminations : Au plating 0.3 ~ 1.0 um, Over a 1.27 ~ 8.89 um 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.  
204528B  
Rev. Date  
Rev.  
2004-04-29  
1/5  
NJ3001-CS03  
SAW Bandpass Filter 204528B  
3. Specifications  
Fo = 160.0 MHz  
Terminating source impedance : 50Ω and matching network  
Terminating load impedance  
: 50Ω and matching network  
Minimum  
Typical  
160.0  
14.5  
5.8  
Maximum  
Center Frequency  
MHz  
dB  
159.8  
160.2  
Insertion Loss  
-
5.5  
6.2  
-
16.0  
1dB Bandwidth  
MHz  
MHz  
MHz  
dB  
-
3dB Bandwidth  
6.5  
-
10.5  
1.0  
100  
-
40dB Bandwidth  
9.7  
Amplitude Ripple (Fo +/- 2.5 MHz)  
-
0.6  
Group Delay Variation (Fo +/- 2.5 MHz)  
Absolute Delay  
nsec  
usec  
-
60  
-
1.0  
Ultimate Rejection  
dB  
40  
-
45  
-
Temperature Coefficient of Frequency  
ppm/°C  
-23  
-
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.  
Part No.  
Rev. Date  
Rev.  
204528B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-29  
2/5  
NJ3001-CS03  
SAW Bandpass Filter 204528B  
4. Matching Schematic  
( Actual matching values may vary due to PCB layout and parasitics )  
Input  
50Ω  
Output  
50Ω  
L1  
L2  
L1 = 18 nH,  
L2 = 18 nH  
5. Marking Configuration  
ITF1) 04A0012)  
204528B3)  
4)  
1) Manufacturer name  
2) Lot Number  
3) Part Number  
4) Pad Number 1 Index  
I T F Co., Ltd.  
Part No.  
204528B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
2004-04-29  
3/5  
NJ3001-CS03  
SAW Bandpass Filter 204528B  
6. Typical Performance ( at +25℃ )  
28 Apr 2004 15:00:30  
1: 0. 0000 dB 0. 000 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -14.87 dB  
204528B  
CH1 Markers  
BW: 9. 704970 MHz  
REF=1  
1
Cor  
cent  
:
160 . 304143 MHz  
Q: 16. 518  
2
1_loss : -14 . 865 dB  
3
4
CENTER 160 . 000 000 MHz  
SPAN 25. 000 000 MHz  
28 Apr 2004 15:01:40  
CH2 S21  
CH4 S21  
LOG  
DEL  
1 dB/ REF -14.88 dB  
200 ns/ REF 1.38 us  
1: 0. 0000 dB  
3:-23 . 842 ns  
0. 000 000 MHz  
5. 000 000 MHz  
204528B  
CH2 Markers  
BW: 6. 535002 MHz  
REF=1  
cent  
:
160 . 079176 MHz  
Q: 24. 496  
1
1_loss : -14 . 871 dB  
2
CH4 Markers  
3
4
3
REF=2  
Cor  
mean: 1. 0092 us  
s. dev : 12. 922 ns  
p-p : 60. 959 ns  
Smo  
2
Cor  
4
2
CENTER 160 . 000 000 MHz  
SPAN 10. 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.  
204528B  
Rev. Date  
Rev.  
2004-04-29  
4/5  
NJ3001-CS03  
SAW Bandpass Filter 204528B  
28 Apr 2004 15:01:54  
28 Apr 2004 15:03:28  
1: 0. 0000 dB 0. 000 000 MHz  
CH2 S21  
CH4 S21  
LOG  
LOG  
1 dB/ REF -14.87 dB  
1 dB/ REF -15.04 dB  
1: 0. 0000 dB  
3: . 00800 dB  
0. 000 000 MHz  
5. 000 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -16.23 dB  
204528B  
204528B  
CH2 Markers  
BW: 5. 806543 MHz  
CH1 Markers  
REF=1  
REF=1  
1
2:-32 . 416 dB  
160 . 000 MHz  
cent  
:
160 . 095172 MHz  
Q: 27. 572  
3:-42 . 088 dB  
320 . 000 MHz  
1
1_loss  
: -14 . 881 dB  
2
3
4
3
2
2
CH4 Markers  
3
REF=2  
Cor  
Cor  
mean:-14 . 981 dB  
s. dev : . 09530 dB  
p-p : . 38750 dB  
24  
CENTER 160 . 000 000 MHz  
SPAN 10. 000 000 MHz  
START 30. 000 000 MHz  
STOP 550 . 000 000 MHz  
28 Apr 2004 15:02:48  
28 Apr 2004 15:02:18  
CH1 S11  
CH3 S22  
SWR  
SWR  
5
5
/
/
REF 0  
REF 0  
1: 4. 6084  
2: 1. 4960  
160 . 000 000 MHz  
160 . 000 000 MHz  
CH1 S11  
CH3 S22  
1 U FS  
1 U FS  
1: 24. 277  
2: 74. 547  
52. 506  
3. 4414  
52. 229 nH  
3. 4232 nH  
160 . 000 000 MHz  
160 . 000 000 MHz  
204528B  
204528B  
1
Cor  
Cor  
Cor  
Cor  
2
1
2
CENTER 160 . 000 000 MHz  
SPAN 25. 000 000 MHz  
CENTER 160 . 000 000 MHz  
SPAN 25. 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.  
204528B  
2004-04-29  
5/5  
NJ3001-CS03