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SAW Bandpass Filter 203317B  
1. Features  
z
z
z
z
z
z
IF Bandpass Filter  
High Attenuation  
Single-Ended Operation  
DIP Package  
Maximum Storage Temperature Range : -40℃ ~ 85℃  
Electrostatics Sensitive Device (ESD)  
2. Package Dimension  
25.5±0.5  
5.5max 6.0max  
20.3±0.2  
Package : D3825  
Pin Configuration  
1
6
Input  
Output  
Dimensions shown are nominal in millimeters  
Base : Fe(SPCC), Au plating over Ni plated  
Cap : Cu & Cr Alloy, Ni Plated  
Termination : Kovar, Au Plated  
2, 5  
Other  
Ground  
Case ground  
I T F Co., Ltd.  
Part No.  
203317B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
2004-04-28  
1/5  
Rev.  
NI1021-CS03  
SAW Bandpass Filter 203317B  
3. Specifications  
Fo = 71.25 MHz  
Terminating source impedance : 50Ω and matching network  
Terminating load impedance  
: 50Ω and matching network  
Minimum  
Typical  
71.25  
22.5  
6.69  
6.96  
7.96  
0.7  
Maximum  
Center Frequency  
MHz  
dB  
71.2  
71.3  
Insertion Loss  
-
25.0  
1dB Bandwidth  
MHz  
MHz  
MHz  
dB  
-
-
-
3dB Bandwidth  
6.85  
40dB Bandwidth  
-
-
8.1  
1.0  
150  
-
Amplitude Ripple (Fo +/- 3.125 MHz)  
Group Delay Variation (Fo +/- 3.125 MHz)  
Absolute Delay  
nsec  
usec  
-
100  
-
3.6  
Ultimate Rejection  
dB  
50  
-
53  
-
Temperature Coefficient of Frequency  
ppm/°C  
-94  
-
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.  
203317B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-28  
2/5  
NI1021-CS03  
SAW Bandpass Filter 203317B  
4. Matching Schematic  
( Actual matching values may vary due to PCB layout and parasitics )  
Input  
50Ω  
Output  
50Ω  
L1  
L1 = 56 nH  
5. Marking Configuration  
ITF1) 04A0012)  
203317B3)  
1) Manufacturer name  
2) Lot Number  
3) Part Number  
I T F Co., Ltd.  
Part No.  
203317B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
2004-04-28  
3/5  
NI1021-CS03  
SAW Bandpass Filter 203317B  
6. Typical Performance ( at +25℃ )  
28 Apr 2004 11:22:47  
1: 0. 0000 dB 0. 000 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -22.45 dB  
CH1 Markers  
BW: 7. 957408 MHz  
REF=1  
1
2
Cor  
cent  
:
71. 249313 MHz  
Q: 8. 9538  
1_loss : -22 . 463 dB  
3
4
CENTER 71. 250 000 MHz  
SPAN 20. 000 000 MHz  
28 Apr 2004 11:24:05  
CH1 S21  
CH2 S21  
LOG  
DEL  
1 dB/ REF -22.35 dB  
200 ns/ REF 3.593 us  
1: 0. 0000 dB  
3: 476 . 58 ps  
0. 000 000 MHz  
6. 250 000 MHz  
CH1 Markers  
BW: 6. 969141 MHz  
REF=1  
Cor  
cent  
:
71. 250571 MHz  
Q: 10. 224  
1
2
1_loss : -22 . 388 dB  
3
Smo  
Cor  
2
CH2 Markers  
mean: 3. 6084 us  
s. dev : 17. 156 ns  
p-p : 91. 553 ns  
3
4
REF=2  
CENTER 71. 250 000 MHz  
SPAN 8. 000 000 MHz  
I T F Co., Ltd.  
Part No.  
203317B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
2004-04-28  
4/5  
NI1021-CS03  
SAW Bandpass Filter 203317B  
28 Apr 2004 11:23:37  
28 Apr 2004 11:26:17  
1:-22 . 234 dB 71. 250 000 MHz  
CH1 S21  
CH2 S21  
LOG  
LOG  
1 dB/ REF -22.36 dB  
1 dB/ REF -22.79 dB  
1: 0. 0000 dB  
3: . 08230 dB  
0. 000 000 MHz  
6. 250 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -22.22 dB  
CH1 Markers  
BW: 6. 695596 MHz  
REF=1  
Cor  
cent  
:
71. 249314 MHz  
Q: 10. 641  
1
1
2
1_loss  
: -22 . 450 dB  
3
4
3
2
CH2 Markers  
REF=2  
Cor  
mean:-22 . 593 dB  
s. dev : . 14940 dB  
p-p : . 60780 dB  
CENTER 71. 250 000 MHz  
SPAN 8. 000 000 MHz  
START . 010 000 MHz  
STOP 300 . 000 000 MHz  
28 Apr 2004 11:25:03  
28 Apr 2004 11:25:09  
CH1 S11  
CH2 S22  
SWR  
SWR  
2
2
/
/
REF 5.546  
REF 5.544  
1: 5. 5500  
2: 5. 5452  
71. 250 000 MHz  
71. 250 000 MHz  
CH1 S11  
CH2 S22  
1 U FS  
1 U FS  
1: 16. 980  
2: 16. 021  
45. 553  
-42 . 844  
101 . 75 nH  
52. 137 pF  
71. 250 000 MHz  
71. 250 000 MHz  
1
Cor  
Cor  
1
Cor  
2
Cor  
2
CENTER 71. 250 000 MHz  
SPAN 20. 000 000 MHz  
CENTER 71. 250 000 MHz  
SPAN 20. 000 000 MHz  
I T F Co., Ltd.  
Part No.  
Rev. Date  
Rev.  
203317B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-28  
5/5  
NI1021-CS03