261801B

340.0 MHz SAW Filter
Part Number 261801B
1. Features
Typical 1dB bandwidth of 18.5 MHz
High attenuation
Single Ended Operation
Dual In-line Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Room Temperature : +25℃
℃
Minimum
Typical
Maximum
MHz
-
340.0
-
dB
-
28.0
30.0
1dB Bandwidth
3dB Bandwidth
MHz
MHz
18.4
18.55
-
-
18.97
-
40dB Bandwidth
MHz
-
20.94
21.1
dB
-
0.7
1.2
Group Delay Variation (Fo±9.0MHz)
nsec
-
30
60
Absolute Delay
usec
-
2.08
-
ppm/℃
℃
-
-18
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (Fo±9.0MHz)
Temperature Coefficient of Frequency
Relative Attenuation
329.5MHz
dB
20
42
-
350.5MHz
dB
20
42
-
-
-
Input POWER : +10dBm
12.7±0.2
7.6±0.2
2.5±0.2
5.5max 6.0max
0.45±0.05
20.3±0.5
12.7±0.5
Matching Network Configuration
2.5±0.2
D2012 Package Dimension
L1
Input
50Ω
1
5
L2
C1
Output
50Ω
C2
L1 =3.9nH , L2 =4.7nH, C1 = 20pF, C2 = 16pF
Pin Configuration
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Tel: 82-32-621-1213
Fax: 82-32-621-1218
Input
1
Ground
2, 4
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2015. 03. 25
Rev 1.0
340.0 MHz SAW Filter
Part Number 261801B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple
CH1 S21
CH2 S21
LOG
LOG
40dB Bandwidth
21 Mar 2012 08:09:53
1: 0. 0000 dB
0. 000 000 MHz
3: . 60750 dB
18. 000 000 MHz
1 dB/ REF -27.58 dB
1 dB/ REF -28.17 dB
CH1 Markers
REF=1
BW: 18. 552915 MHz
cent : 340. 105580 MHz
Cor
CH1 S21
LOG
21 Mar 2012 08:06:23
1: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -28.2 dB
*
CH1 Markers
REF=1
BW: 20. 948028 MHz
1
Cor
cent : 340. 038534 MHz
Q: 18. 332
2
Q: 16. 232
1_loss : -28 . 062 dB
1_loss : -28 . 197 dB
1
2
3
3
CH2 Markers
REF=2
mean:-27 . 935 dB
2
Cor
4
3
4
s. dev : . 12180 dB
p-p : . 75910 dB
CENTER 340. 000 000 MHz
SPAN 23. 000 000 MHz
CENTER 340. 000 000 MHz
3dB Bandwidth & Group Delay
CH1 S21
CH2 S21
LOG
DEL
21 Mar 2012 08:10:23
1: 0. 0000 dB
0. 000 000 MHz
3:-4 . 3669 ns
18. 000 000 MHz
1 dB/ REF -27.58 dB
50 ns/ REF 2.065 us
SPAN 65. 000 000 MHz
Relative Attenuation
CH1 S21
CH2 S21
LOG
LOG
22 Mar 2012 05:22:51
2: 0. 0000 dB
0. 000 000 MHz
2: 0. 0000 dB
0. 000 000 MHz
10 dB/ REF -28.09 dB
10 dB/ REF -28.09 dB
CH1 Markers
REF=1
BW: 18. 976580 MHz
cent : 340. 093367 MHz
Cor
CH1 Markers
REF=2
1: . 08230 dB
9. 00000 MHz
C
2
2
3:-56 . 428 dB
-5 . 00000 MHz
Q: 17. 922
1
1_loss : -28 . 046 dB
1
2
3
CH2 Markers
REF=2
mean: 2. 0859 us
4
s. dev : 8. 6896 ns
2
Cor
3
CH2 Markers
REF=2
1:- . 40690 dB
-9 . 00000 MHz
C
3:-58 . 804 dB
5. 00000 MHz
p-p : 51. 416 ns
3
CENTER 340. 000 000 MHz
SPAN 23. 000 000 MHz
CENTER 340. 000 000 MHz
Wideband Properties
CH1 S21
LOG
10 dB/ REF -29.38 dB
3
SPAN 65. 000 000 MHz
SWR(S11 & S22)
21 Mar 2012 08:11:32
1:-29 . 357 dB
340. 000 000 MHz
CH1 S11
CH2 S22
SWR
SWR
1 /
1 /
21 Mar 2012 08:08:47
1: 2. 8514
340. 000 000 MHz
2: 3. 2964
340. 000 000 MHz
REF 2.815
REF 3.26
Cor
1
1
2
Cor
START . 010 000 MHz
STOP1 200. 000 000 MHz
I T F Co., Ltd.
102-901, Bucheon Technopark 364, Samjeong-Dong,
Ojeong-Gu, Bucheon-City,
Gyounggi-Do, Korea 421-809
Tel: 82-32-621-1213
Fax: 82-32-621-1218
CENTER 340. 000 000 MHz
http://www.itf.co.kr
SPAN 65. 000 000 MHz
[email protected]
2015. 03. 25
Rev 1.0
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