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SAW Bandpass Filter 202140B  
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.  
202140B  
Rev. Date  
2004-04-22  
1/5  
Rev.  
NI0035-CS03  
SAW Bandpass Filter 202140B  
3. Specifications  
Fo = 70.0 MHz  
Terminating source impedance : 50Ω and matching network  
Terminating load impedance  
: 50Ω and matching network  
Minimum  
Typical  
70.0  
23.5  
9.24  
9.45  
10.49  
0.8  
Maximum  
Center Frequency  
MHz  
dB  
69.96  
70.04  
Insertion Loss  
-
-
25.0  
1dB Bandwidth  
MHz  
MHz  
MHz  
dB  
-
3dB Bandwidth  
9.4  
-
-
10.6  
1.0  
150  
-
40dB Bandwidth  
Amplitude Ripple (Fo +/- 4.375 MHz)  
-
Group Delay Variation (Fo +/- 4.375 MHz)  
Absolute Delay  
nsec  
usec  
-
100  
-
3.64  
55  
Ultimate Rejection  
dB  
50  
-
-
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.  
202140B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-22  
2/5  
NI0035-CS03  
SAW Bandpass Filter 202140B  
4. Matching Schematic  
( Actual matching values may vary due to PCB layout and parasitics )  
Input  
50Ω  
Output  
50Ω  
5. Marking Configuration  
ITF1) 04A0012)  
202140B3)  
1) Manufacturer name  
2) Lot Number  
3) Part Number  
I T F Co., Ltd.  
Part No.  
202140B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
2004-04-22  
3/5  
NI0035-CS03  
SAW Bandpass Filter 202140B  
6. Typical Performance ( at +25℃ )  
20 Apr 2004 14:04:35  
1: 0. 0000 dB 0. 000 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -23.45 dB  
CH1 Markers  
BW: 10. 488041 MHz  
REF=1  
1
2
Cor  
cent  
:
69. 979106 MHz  
Q: 6. 6723  
1_loss : -23 . 453 dB  
3
4
CENTER 70. 000 000 MHz  
SPAN 26. 000 000 MHz  
20 Apr 2004 14:06:59  
CH1 S21  
CH2 S21  
LOG  
DEL  
1 dB/ REF -23.17 dB  
200 ns/ REF 3.648 us  
1: 0. 0000 dB  
3: 11. 513 ns  
0. 000 000 MHz  
8. 750 000 MHz  
CH1 Markers  
BW: 9. 462263 MHz  
REF=1  
Cor  
cent  
:
70. 000308 MHz  
Q: 7. 3978  
1_loss : -23 . 435 dB  
1
2
3
Smo  
Cor  
CH2 Markers  
mean: 3. 6460 us  
s. dev : 11. 811 ns  
p-p : 59. 925 ns  
2
REF=2  
4
3
CENTER 70. 000 000 MHz  
SPAN 11. 000 000 MHz  
I T F Co., Ltd.  
Part No.  
202140B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
2004-04-22  
4/5  
NI0035-CS03  
SAW Bandpass Filter 202140B  
20 Apr 2004 14:09:43  
1:-22 . 900 dB 70. 000 000 MHz  
20 Apr 2004 14:06:14  
CH1 S21  
LOG  
10 dB/ REF -22.84 dB  
CH1 S21  
CH2 S21  
LOG  
LOG  
1 dB/ REF -23.17 dB  
1 dB/ REF -23.74 dB  
1: 0. 0000 dB  
3: . 36800 dB  
0. 000 000 MHz  
8. 750 000 MHz  
CH1 Markers  
BW: 9. 244127 MHz  
REF=1  
Cor  
cent  
:
69. 981826 MHz  
Q: 7. 5704  
1
1_loss  
: -23 . 516 dB  
1
2
3
4
3
2
CH2 Markers  
REF=2  
Cor  
mean:-23 . 486 dB  
s. dev : . 15170 dB  
p-p : . 59720 dB  
START . 010 000 MHz  
STOP 300 . 000 000 MHz  
CENTER 70. 000 000 MHz  
SPAN 11. 000 000 MHz  
20 Apr 2004 14:08:27  
20 Apr 2004 14:08:37  
CH1 S11  
CH2 S22  
SWR  
SWR  
5
5
/
/
REF 9.504  
REF 8.55  
1: 9. 4805  
2: 8. 5435  
70. 000 000 MHz  
70. 000 000 MHz  
CH1 S11  
CH2 S22  
1 U FS  
1 U FS  
1: 11. 588  
2: 12. 266  
-54 . 178  
-51 . 594  
41. 966 pF  
44. 068 pF  
70. 000 000 MHz  
70. 000 000 MHz  
Cor  
Cor  
1
Cor  
2
Cor  
2
1
CENTER 70. 000 000 MHz  
SPAN 26. 000 000 MHz  
CENTER 70. 000 000 MHz  
SPAN 26. 000 000 MHz  
I T F Co., Ltd.  
Part No.  
Rev. Date  
Rev.  
202140B  
2004-04-22  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
5/5  
NI0035-CS03