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SAW Bandpass Filter 202551B  
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  
12.7±0.5  
5.5max 6.0max  
7.6±0.2  
Package : D2012  
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.  
202551B  
Rev. Date  
2004-04-12  
1/5  
Rev.  
NM3002-CS02  
SAW Bandpass Filter 202551B  
3. Specifications  
Fo = 160.075 MHz  
Terminating source impedance : 50Ω and matching network  
Terminating load impedance  
: 50Ω and matching network  
Minimum  
Typical  
160.075  
24.5  
19.1  
19.55  
21.3  
0.7  
Maximum  
Center Frequency  
MHz  
dB  
160.0  
160.15  
Insertion Loss  
-
25.5  
1dB Bandwidth  
3dB Bandwidth  
40dB Bandwidth  
MHz  
MHz  
MHz  
19.0  
-
19.5  
-
21.5  
1.0  
100  
-
-
-
Amplitude Ripple (150.7 to 169.45 MHz)  
Group Delay Variation (150.7 to 169.45 MHz)  
Absolute Delay  
dB  
nsec  
-
40  
usec  
-
1.79  
55  
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.  
202551B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
2004-04-12  
2/5  
NM3002-CS02  
SAW Bandpass Filter 202551B  
4. Matching Schematic  
( Actual matching values may vary due to PCB layout and parasitics )  
L1  
L2  
Input  
50Ω  
Output  
50Ω  
C1  
C2  
L1 = 18 nH,  
L2 = 22 nH  
C1 = C2 = 27 pF  
5. Marking Configuration  
ITF1) 04A0012)  
202551B3)  
1) Manufacturer name  
2) Lot Number  
3) Part Number  
I T F Co., Ltd.  
Part No.  
202551B  
102-901, Bucheon Technopark 364,  
Samjeong-Dong, Ojeong-Gu, Bucheon-City,  
Gyounggi-Do, Korea 421-809  
Rev. Date  
Rev.  
2004-04-12  
3/5  
NM3002-CS02  
SAW Bandpass Filter 202551B  
6. Typical Performance ( at +25℃ )  
12 Apr 2004 11:18:31  
1: 0. 0000 dB 0. 000 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -24.65 dB  
CH1 Markers  
BW: 21. 288921 MHz  
REF=1  
cent  
1
2
Cor  
:
160 . 057500 MHz  
Q: 7. 5183  
1_loss : -24 . 715 dB  
3
4
CENTER 160 . 075 000 MHz  
SPAN 54. 000 000 MHz  
12 Apr 2004 11:23:41  
CH1 S21  
CH2 S21  
LOG  
DEL  
1 dB/ REF -24.56 dB  
100 ns/ REF 1.773 us  
1: 0. 0000 dB  
3: 5. 8756 ns  
0. 000 000 MHz  
18. 750 000 MHz  
CH1 Markers  
BW: 19. 604034 MHz  
REF=1  
cent  
Cor  
:
160 . 075107 MHz  
Q: 8. 1654  
1_loss : -24 . 691 dB  
1
2
3
Smo  
Cor  
2
CH2 Markers  
mean: 1. 7934 us  
s. dev : 5. 8553 ns  
p-p : 28. 129 ns  
3
4
REF=2  
CENTER 160 . 075 000 MHz  
SPAN 23. 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.  
202551B  
Rev. Date  
Rev.  
2004-04-12  
4/5  
NM3002-CS02  
SAW Bandpass Filter 202551B  
12 Apr 2004 11:20:34  
12 Apr 2004 11:27:36  
1:-24 . 503 dB 160 . 075 000 MHz  
CH1 S21  
CH2 S21  
LOG  
LOG  
1 dB/ REF -24.56 dB  
1 dB/ REF -24.63 dB  
1: 0. 0000 dB  
3: . 05890 dB  
0. 000 000 MHz  
18. 750 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -24.53 dB  
CH1 Markers  
BW: 19. 151206 MHz  
REF=1  
cent  
Cor  
:
160 . 080344 MHz  
Q: 8. 3588  
1
1_loss  
: -24 . 697 dB  
1
2
3
4
3
CH2 Markers  
REF=2  
Cor  
2
mean:-24 . 728 dB  
s. dev : . 13650 dB  
p-p : . 65110 dB  
CENTER 160 . 075 000 MHz  
SPAN 23. 000 000 MHz  
START . 010 000 MHz  
STOP 500 . 000 000 MHz  
12 Apr 2004 11:25:09  
12 Apr 2004 11:24:55  
CH1 S11  
CH2 S22  
1 U FS  
1 U FS  
1: 5. 9705  
2: 7. 7305  
-829 . 83  
-1 . 5000  
m
1. 1981 nF  
662 . 83 pF  
160 . 075 000 MHz  
160 . 075 000 MHz  
CH1 S11  
CH2 S22  
SWR  
SWR  
5
5
/
/
REF 8.39  
REF 6.49  
1: 8. 3960  
2: 6. 4761  
160 . 075 000 MHz  
160 . 075 000 MHz  
Cor  
Cor  
1
1
2
Cor  
Cor  
2
CENTER 160 . 075 000 MHz  
SPAN 54. 000 000 MHz  
CENTER 160 . 075 000 MHz  
SPAN 54. 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.  
202551B  
Rev. Date  
2004-04-12  
5/5  
Rev.  
NM3002-CS02