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57.6 MHz SAW Filter  
Part Number 211002B  
1. Features  
ꢀ
ꢀ
ꢀ
ꢀ
Typical 1dB bandwidth of 9.8 MHz  
High attenuation  
Single Ended Operation  
Dual Inꢀline Package (DIP)  
2. Electrical Specifications  
Source and Load Impedance = 50ꢁ  
Operating Temperature : +25℃  
Minimum  
Typical  
57.6  
25.0  
9.8  
Maximum  
Center Frequency (fo)  
Insertion Loss  
MHz  
dB  
ꢀ
ꢀ
ꢀ
26.5  
ꢀ
1dB Bandwidth  
MHz  
MHz  
MHz  
dB  
9.7  
ꢀ
3dB Bandwidth  
10.5  
13.31  
0.5  
ꢀ
40dB Bandwidth  
ꢀ
13.4  
1.0  
60  
1.4  
ꢀ
Amplitude Ripple (fo ± 4.6 MHz)  
Group Delay Variation (fo ± 4.6 MHz)  
Absolute Delay  
ꢀ
nsec  
usec  
dB  
ꢀ
25  
ꢀ
1.36  
55  
Ultimate Rejection  
50  
Temperature Coefficient of Frequency  
ppm/℃  
ꢀ72  
D2012 Package Dimension  
Matching Schematic  
5
1
12.7±0.5  
5.5max 6.0max  
7.6±0.2  
Input  
50  
Output  
50Ω  
Ω
Unmatching reqired  
Pin Configuration  
Dimensions shown are nominal in millimeters  
Base : Fe(SPCC), Au plating over Ni plated  
Cap : Cu & Cr Alloy, Ni Plated  
Input  
1
5
Ground  
Others  
2,4  
Termination : Kovar, Au Plated  
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  
57.6 MHz SAW Filter  
Part Number 211002B  
3. Typical Performance ( at +25℃ )  
1dB Bandwidth & Ripple  
12 Jul 2011 20:31:00  
40dB Bandwidth  
12 Jul 2011 20:30:07  
CH1 S21  
CH2 S21  
LOG  
LOG  
1 dB/ REF -24.84 dB  
1 dB/ REF -25.23 dB  
1: 0. 0000 dB  
3: . 18720 dB  
0. 000 000 MHz  
9. 200 000 MHz  
CH1 S21  
LOG  
10 dB/ REF -24.92 dB  
1: 0. 0000 dB  
0. 000 000 MHz  
*
CH1Markers  
CH1Markers  
REF=1  
REF=1  
BW: 9. 809298 MHz  
BW: 13. 313302 MHz  
1
2
cent  
:
57. 650286 MHz  
Q: 5. 8771  
Cor  
Cor  
cent  
:
57. 629737 MHz  
Q: 4. 3287  
1_loss  
: -24 . 979 dB  
1
1_loss  
: -24 . 962 dB  
2
3
4
3
CH2Markers  
REF=2  
mean:-24 . 999 dB  
s. dev : . 08580 dB  
p-p : . 46370 dB  
3
4
2
Cor  
CENTER 57. 600 000 MHz  
SPAN 12. 000 000 MHz  
CENTER 57. 600 000 MHz  
SPAN 40. 000 000 MHz  
3dB Bandwidth & Group Delay  
50dB Bandwidth  
12 Jul 2011 20:31:14  
12 Jul 2011 20:30:15  
1: 0. 0000 dB 0. 000 000 MHz  
CH1 S21  
CH2 S21  
LOG  
DEL  
1 dB/ REF -24.84 dB  
100 ns/ REF 1.337 us  
1: 0. 0000 dB  
3: 2. 4584 ns  
0. 000 000 MHz  
9. 200 000 MHz  
CH1 S21  
*
LOG  
10 dB/ REF -24.92 dB  
CH1Markers  
CH1Markers  
REF=1  
REF=1  
BW: 10. 487300 MHz  
BW: 13. 514334 MHz  
1
2
cent  
:
57. 640394 MHz  
Q: 5. 4962  
Cor  
Cor  
cent  
:
57. 627779 MHz  
Q: 4. 2642  
1_loss  
: -24 . 981 dB  
1
1_loss  
: -24 . 962 dB  
2
3
2
Smo  
Cor  
CH2Markers  
REF=2  
4
3
mean: 1. 3618 us  
s. dev : 4. 6702 ns  
p-p : 25. 622 ns  
3
4
CENTER 57. 600 000 MHz  
SPAN 12. 000 000 MHz  
CENTER 57. 600 000 MHz  
SPAN 40. 000 000 MHz  
Smith Chart (S11 & S22)  
SWR(S11 & S22)  
12 Jul 2011 20:32:22  
12 Jul 2011 20:32:09  
1: 18. 470  
2: 15. 072  
CH1 S11  
CH2 S22  
1 U FS  
1 U FS  
1: 16. 871  
2: 22. 613  
-112 . 98  
-118 . 49  
24. 457 pF  
23. 319 pF  
57. 600 000 MHz  
57. 600 000 MHz  
CH1 S11  
CH2 S22  
SWR  
SWR  
50  
50  
/
/
REF 18.41  
REF 15.05  
57. 600 000 MHz  
57. 600 000 MHz  
Cor  
Cor  
1
Cor  
Cor  
2
2
1
CENTER 57. 600 000 MHz  
SPAN 40. 000 000 MHz  
CENTER 57. 600 000 MHz  
SPAN 40. 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