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SAW Bandpass Filter 203323B  
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  
12.8±0.5  
5.5max 6.0max  
7.6±0.2  
Package : D3512  
Pin Configuration  
1
Input  
Output  
5
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, 4  
3, 6  
Ground  
Case ground  
I T F Co., Ltd.  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Part No.  
203323B  
Rev. Date  
2004-06-18  
1/5  
Rev.  
NI2048-CS02  
SAW Bandpass Filter 203323B  
3. Specifications  
Fo = 75.0 MHz  
Terminating source impedance : 50Ω and matching network  
Terminating load impedance  
: 50Ω and matching network  
Minimum  
Typical  
75.0  
24.5  
19.75  
20.05  
21.2  
0.8  
Maximum  
Center Frequency  
MHz  
dB  
74.94  
75.06  
Insertion Loss  
-
26.0  
1dB Bandwidth  
MHz  
MHz  
MHz  
dB  
19.6  
-
3dB Bandwidth  
19.8  
-
21.3  
1.0  
100  
-
40dB Bandwidth  
-
-
Amplitude Ripple (Fo +/- 9.75 MHz)  
Group Delay Variation (Fo +/- 9.75 MHz)  
Absolute Delay  
nsec  
usec  
-
40  
-
2.71  
52  
Ultimate Rejection  
dB  
50  
-
-
Temperature Coefficient of Frequency  
ppm/°C  
-72  
-
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.  
203323B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-06-18  
2/5  
NI2048-CS02  
SAW Bandpass Filter 203323B  
4. Matching Schematic  
( Actual matching values may vary due to PCB layout and parasitics )  
L1  
L2  
Input  
50Ω  
Output  
50Ω  
C1  
C2  
L1 = L2 = 100 nH  
C1 = 24 pF,  
C2 = 22 pF  
5. Marking Configuration  
ITF1) 04A0012)  
203323B3)  
1) Manufacturer name  
2) Lot Number  
3) Part Number  
I T F Co., Ltd.  
Part No.  
203323B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
2004-06-18  
3/5  
NI2048-CS02  
SAW Bandpass Filter 203323B  
6. Typical Performance ( at +25℃ )  
18 Jun 2004 09:41:55  
1: 0. 0000 dB 0. 000 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -24.01 dB  
CH1 Markers  
BW: 21. 167904 MHz  
REF=1  
1
2
Cor  
cent  
:
74. 984059 MHz  
Q: 3. 5423  
1_loss : -24 . 037 dB  
3
4
CENTER 75. 000 000 MHz  
SPAN 54. 000 000 MHz  
18 Jun 2004 09:47:08  
CH1 S21  
CH2 S21  
LOG  
DEL  
1 dB/ REF -23.91 dB  
100 ns/ REF 2.696 us  
1: 0. 0000 dB  
3:-2 . 4797 ns  
0. 000 000 MHz  
19. 500 000 MHz  
CH1 Markers  
BW: 20. 103520 MHz  
REF=1  
Cor  
cent  
:
74. 995061 MHz  
Q: 3. 7304  
1
2
1_loss : -23 . 951 dB  
3
Smo  
Cor  
2
CH2 Markers  
mean: 2. 7099 us  
s. dev : 6. 2427 ns  
p-p : 33. 569 ns  
3
4
REF=2  
CENTER 75. 000 000 MHz  
SPAN 24. 000 000 MHz  
I T F Co., Ltd.  
Part No.  
203323B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
2004-06-18  
4/5  
NI2048-CS02  
SAW Bandpass Filter 203323B  
18 Jun 2004 09:48:27  
18 Jun 2004 09:50:37  
1:-23 . 291 dB 75. 000 000 MHz  
CH1 S21  
CH2 S21  
LOG  
LOG  
1 dB/ REF -23.91 dB  
1 dB/ REF -24.49 dB  
1: 0. 0000 dB  
3: . 57130 dB  
0. 000 000 MHz  
19. 000 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -23.27 dB  
CH1 Markers  
BW: 19. 780559 MHz  
REF=1  
Cor  
cent  
:
75. 028559 MHz  
Q: 3. 7930  
1
1
2
1_loss  
: -23 . 947 dB  
3
4
3
2
CH2 Markers  
REF=2  
Cor  
mean:-24 . 116 dB  
s. dev : . 16000 dB  
p-p : . 63740 dB  
CENTER 75. 000 000 MHz  
SPAN 24. 000 000 MHz  
START . 010 000 MHz  
STOP 300 . 000 000 MHz  
18 Jun 2004 09:50:06  
18 Jun 2004 09:50:00  
CH1 S11  
CH2 S22  
1 U FS  
1 U FS  
1: 8. 6489  
2: 9. 8462  
-480 . 47  
-6 . 6611  
m
4. 4167 nF  
318 . 57 pF  
75. 000 000 MHz  
75. 000 000 MHz  
CH1 S11  
CH2 S22  
SWR  
SWR  
5
5
/
/
REF 5.786  
REF 5.172  
1: 5. 7864  
2: 5. 1655  
75. 000 000 MHz  
75. 000 000 MHz  
Cor  
Cor  
1
1
2
Cor  
2
Cor  
CENTER 75. 000 000 MHz  
SPAN 54. 000 000 MHz  
CENTER 75. 000 000 MHz  
SPAN 54. 000 000 MHz  
I T F Co., Ltd.  
Part No.  
Rev. Date  
Rev.  
203323B  
2004-06-18  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
5/5  
NI2048-CS02