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SAW Bandpass Filter 205203B  
1. Features  
z
z
z
z
z
IF Bandpass 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  
205203B  
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.  
205203B  
Rev. Date  
Rev.  
2004-04-28  
1/5  
NI2008-CS02  
SAW Bandpass Filter 205203B  
3. Specifications  
Fo = 65.0 MHz  
Terminating source impedance : 50Ω and matching network  
Terminating load impedance  
: 50Ω and matching network  
Minimum  
Typical  
65.0  
21.5  
19.5  
20.1  
22.9  
0.7  
Maximum  
Center Frequency  
MHz  
dB  
-
-
Insertion Loss  
-
23.5  
1dB Bandwidth  
MHz  
MHz  
MHz  
dB  
-
-
3dB Bandwidth  
19.7  
-
23.2  
1.0  
120  
-
40dB Bandwidth  
-
-
Amplitude Ripple (Fo +/- 9.375 MHz)  
Group Delay Variation (Fo +/- 9.375 MHz)  
Absolute Delay  
nsec  
usec  
-
40  
-
1.33  
45  
Ultimate Rejection  
dB  
40  
-
-
Temperature Coefficient of Frequency  
ppm/°C  
-86  
-
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.  
205203B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-28  
2/5  
NI2008-CS02  
SAW Bandpass Filter 205203B  
4. Matching Schematic  
( Actual matching values may vary due to PCB layout and parasitics )  
Input  
50Ω  
Output  
50Ω  
C1  
C2  
C1 = 10 pF,  
C2 = 10 pF  
5. Marking Configuration  
ITF1) 04A0012)  
205203B3)  
4)  
1) Manufacturer name  
2) Lot Number  
3) Part Number  
4) Pad Number 1 Index  
I T F Co., Ltd.  
Part No.  
205203B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
2004-04-28  
3/5  
NI2008-CS02  
SAW Bandpass Filter 205203B  
6. Typical Performance ( at +25℃ )  
27 Apr 2004 08:30:53  
1: 0. 0000 dB 0. 000 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -21.24 dB  
205203B  
CH1 Markers  
BW: 22. 709623 MHz  
REF=1  
1
Cor  
cent  
:
65. 341783 MHz  
Q: 2. 8773  
2
1_loss : -21 . 277 dB  
3
4
CENTER 65. 000 000 MHz  
SPAN 60. 000 000 MHz  
27 Apr 2004 08:31:56  
CH2 S21  
CH4 S21  
LOG  
DEL  
1 dB/ REF -21.23 dB  
100 ns/ REF 1.505 us  
1: 0. 0000 dB  
3:-3 . 9672 ns  
0. 000 000 MHz  
18. 750 000 MHz  
205203B  
CH2 Markers  
BW: 20. 093028 MHz  
REF=1  
cent  
:
65. 043423 MHz  
Q: 3. 2371  
1
2
4
1_loss : -21 . 223 dB  
CH4 Markers  
4
3
3
REF=2  
Cor  
mean: 1. 3266 us  
Smo  
s. dev : 6. 0929 ns  
p-p : 38. 147 ns  
2
Cor  
2
CENTER 65. 000 000 MHz  
SPAN 30. 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.  
205203B  
Rev. Date  
Rev.  
2004-04-28  
4/5  
NI2008-CS02  
SAW Bandpass Filter 205203B  
27 Apr 2004 08:32:10  
27 Apr 2004 08:34:00  
1: 0. 0000 dB 0. 000 000 MHz  
CH2 S21  
CH4 S21  
LOG  
LOG  
1 dB/ REF -21.24 dB  
1 dB/ REF -21.34 dB  
1: 0. 0000 dB  
3: . 30230 dB  
0. 000 000 MHz  
18. 750 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -21.1 dB  
205203B  
205203B  
CH2 Markers  
BW: 19. 581122 MHz  
REF=1  
CH1 Markers  
REF=1  
1
2:-43 . 748 dB  
65. 0000 MHz  
cent  
:
64. 954679 MHz  
Q: 3. 3172  
3:-21 . 307 dB  
130 . 000 MHz  
1
2
1_loss  
:
-21 . 237 dB  
3
4
3
3
2
CH4 Markers  
REF=2  
Cor  
Cor  
2
mean:-21 . 224 dB  
s. dev : . 15680 dB  
p-p : . 84460 dB  
24  
CENTER 65. 000 000 MHz  
SPAN 30. 000 000 MHz  
START . 010 000 MHz  
STOP 300 . 000 000 MHz  
27 Apr 2004 08:33:12  
27 Apr 2004 08:32:38  
CH1 S11  
CH3 S22  
SWR  
SWR  
10  
10  
/
/
REF 0  
REF 0  
1: 11. 157  
2: 11. 316  
65. 000 000 MHz  
65. 000 000 MHz  
CH1 S11  
CH3 S22  
1 U FS  
1 U FS  
1: 5. 6045  
2: 5. 0479  
-25 . 168  
-19 . 046  
97. 288 pF  
128 . 56 pF  
65. 000 000 MHz  
65. 000 000 MHz  
205203B  
205203B  
Cor  
Cor  
Cor  
Cor  
1
2
2
1
CENTER 65. 000 000 MHz  
SPAN 60. 000 000 MHz  
CENTER 65. 000 000 MHz  
SPAN 60. 000 000 MHz  
I T F Co., Ltd.  
Part No.  
Rev. Date  
Rev.  
205203B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-28  
5/5  
NI2008-CS02