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67.5 MHz SAW Filter  
Part Number  
222155B  
1. Features  
ꢀ
ꢀ
ꢀ
ꢀ
Typical 1dB bandwidth of 20.7 MHz  
High attenuation  
Single Ended Operation  
Surface Mounted Package (SMD)  
2. Electrical Specifications  
Source and Load Impedance = 50ꢁ  
Operating Temperature : 0℃ ~ +85℃  
Minimum  
Typical  
67.5  
25.5  
20.72  
21.21  
23.2  
0.65  
30  
Maximum  
ꢀ
ꢀ
Center Frequency (fo)  
Insertion Loss  
MHz  
dB  
ꢀ
27.0  
20.55  
ꢀ
1dB Bandwidth  
MHz  
MHz  
MHz  
dB  
3dB Bandwidth  
ꢀ
ꢀ
ꢀ
40dB Bandwidth  
23.35  
ꢀ
1.0  
60  
ꢀ
Amplitude Ripple (Fo±9.75MHz)  
Group Delay Variation (Fo±9.75MHz)  
Absolute Delay  
ꢀ
nsec  
usec  
dB  
ꢀ
1.62  
45  
40  
ꢀ
ꢀ
Ultimate Rejection  
ꢀ72  
ꢀ
Temperature Coefficient of Frequency  
ppm/℃  
Room Temperature : +25℃  
Insertion Loss  
Minimum  
Typical  
25.5  
Maximum  
ꢀ
ꢀ
ꢀ
27.0  
1.0  
60  
dB  
dB  
0.65  
Amplitude Ripple (Fo±10.04MHz)  
Group Delay Variation (Fo±10.04MHz)  
30  
nsec  
S1365 Package Dimension  
Matching Schematic  
13.30±0.2  
7.62±0.1  
5
11  
10  
9
8
7
7
8
9
10  
L1  
L2  
Input  
Output  
11  
12  
6
5
6
5
11  
12  
ITF 13A001  
222155B  
。67.5-20.7M  
50  
Ω
50Ω  
1.50±0.1  
C1  
4
3
2
1
1
2
3
4
2.54±0.1  
0.80±0.1  
L1 = L2 = 220nH, C1 = 10pF  
Pin Configuration  
Dimensions shown are nominal in millimeters  
Body : Al2O3  
Lid : Kovar, Ni Plated  
Termination : Au plating 0.3 ~ 1.0um, over a 1.27 ~ 8.89um Ni Plating  
Input  
11  
5
Ground  
Others  
6, 12  
Output  
Ground  
I T F Co., Ltd.  
102ꢀ901, Bucheon Technopark 364, SamjeongꢀDong,  
OjeongꢀGu, BucheonꢀCity,  
Tel: 82-32-621-1213  
Fax: 82-32-621-1218  
http://www.itf.co.kr  
sales@itf.co.kr  
2013. 04. 01  
Rev 1.0  
GyounggiꢀDo, Korea 421ꢀ809  
67.5 MHz SAW Filter  
Part Number  
222155B  
3. Typical Performance ( at +25℃ )  
1dB Bandwidth & Ripple  
40dB Bandwidth  
8 Aug 2012 10:00:00  
8 Aug 2012 09:42:48  
CH1 S21  
CH2 S21  
LOG  
LOG  
1 dB/ REF -25.33 dB  
1 dB/ REF -25.98 dB  
1: 0. 0000 dB  
3:-. 13930 dB  
0. 000 000 MHz  
20. 080 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -25.27 dB  
1: 0. 0000 dB  
0. 000 000 MHz  
CH1 Markers  
CH1 Markers  
REF=1  
REF=1  
BW: 20. 727636 MHz  
BW: 23. 190990 MHz  
1
2
cent  
:
67. 474538 MHz  
Q: 3. 2553  
Cor  
Cor  
cent  
:
67. 428823 MHz  
Q: 2. 9075  
1_loss  
: -25 . 357 dB  
1
2
1_loss  
: -25 . 262 dB  
3
4
3
2
CH2 Markers  
REF=2  
mean:-25 . 539 dB  
s. dev : . 13200 dB  
p-p : . 65730 dB  
3
4
Cor  
START 55. 000 000 MHz  
STOP 80. 000 000 MHz  
CENTER 67. 500 000 MHz  
SPAN 70. 000 000 MHz  
3dB Bandwidth & Group Delay  
Smith Chart(S11 & S22)  
8 Aug 2012 10:00:20  
8 Aug 2012 10:01:53  
CH1 S21  
CH2 S21  
LOG  
DEL  
1 dB/ REF -25.33 dB  
50 ns/ REF 1.656 us  
1: 0. 0000 dB  
3:-15 . 720 ns  
0. 000 000 MHz  
20. 080 000 MHz  
CH1 S11  
CH2 S22  
1 U FS  
1 U FS  
1: 8. 7480  
2: 16. 102  
-6 . 4429  
-68 . 613  
365. 96 pF  
34. 364 pF  
67. 500 000 MHz  
67. 500 000 MHz  
CH1 Markers  
REF=1  
BW: 21. 211025 MHz  
cent  
:
67. 476737 MHz  
Q: 3. 1812  
Cor  
Cor  
1_loss  
: -25 . 357 dB  
1
2
3
1
2
Smo  
Cor  
CH2 Markers  
4 REF=2  
mean: 1. 6213 us  
s. dev : 5. 7827 ns  
p-p : 30. 640 ns  
3
Cor  
2
CENTER 67. 500 000 MHz  
SPAN 25. 000 000 MHz  
CENTER 67. 500 000 MHz  
SPAN 70. 000 000 MHz  
Wideband Properties  
SWR(S11 & S22)  
8 Aug 2012 10:03:18  
8 Aug 2012 10:01:43  
1: 5. 8188  
2: 9. 1685  
CH1 S21  
LOG  
10 dB/ REF -26.89 dB  
1: 0. 0000 dB  
0. 000 000 MHz  
CH1 S11  
CH2 S22  
SWR  
SWR  
10  
10  
/
/
REF 5.826  
REF 9.168  
67. 500 000 MHz  
67. 500 000 MHz  
CH1 Markers  
REF=1  
2:-57 . 731 dB  
67. 5000 MHz  
Cor  
3:-52 . 397 dB  
135. 000 MHz  
1
1
Cor  
2
3
2
START . 010 000 MHz  
STOP 250. 000 000 MHz  
CENTER 67. 500 000 MHz  
SPAN 70. 000 000 MHz  
I T F Co., Ltd.  
102ꢀ901, Bucheon Technopark 364, SamjeongꢀDong,  
OjeongꢀGu, BucheonꢀCity,  
Tel: 82-32-621-1213  
Fax: 82-32-621-1218  
http://www.itf.co.kr  
sales@itf.co.kr  
2013. 04. 01  
Rev 1.0  
GyounggiꢀDo, Korea 421ꢀ809