261754B

342.5 MHz SAW Filter
Part Number 261754B
1. Features

Typical 1dB bandwidth of 15.8 MHz

Low-Loss Filter

Single Ended Operation

Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Room Temperature : +25℃
Minimum
Typical
Maximum
MHz
-
342.5
-
dB
-
16.5
18.0
1dB Bandwidth
MHz
15.4
15.8
-
3dB Bandwidth
MHz
-
17.1
-
20dB Bandwidth
MHz
-
20.45
-
40dB Bandwidth
MHz
-
22.3
22.8
dB
-
0.45
1.0
Group Delay Variation (fo ± 7.25 MHz)
nsec
-
35
70
Absolute Delay
usec
-
0.7
-
dB
40
48
-
ppm/℃
-
-18
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 7.25 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
S1365 Package Dimension
13.30±0.2
12
8
7.62±0.1
7
ITF 12A001
261754B
. 342.5-15.8M
1
2
3
4
7
9
8
11
5
L3
Out put
50Ω
11
C1
L1
1.50±0.1
5
5
L2
I nput
50Ω
10
6
6
2.54±0.1
11
9
1.61±0.2
6.50±0.2
10
Matching Schematic
12
4
3
2
2.54±0.1
1
0.80±0.1
L1 = 8.2nH, L2 = 3.3nH, L3 = 18nH, C1 = 33pF
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
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
11
Ground
6, 12
Output
5
Others
Ground
http://www.itf.co.kr
[email protected]
2013. 03. 26
Rev 1.0
342.5 MHz SAW Filter
Part Number 261754B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
CH2
CH4
S21
S21
LOG
LOG
1 dB/
1 dB/
20dB Bandwidth & 40dB Bandwidth
1 Mar 2012 12:34:58
1: 0. 0000 dB
0. 000 000 MHz
3: . 03150 dB
14 . 500 000 MHz
REF -16.3 dB
REF -16.3 dB
CH1
CH3
CH2 Markers
REF=1MHz
15 . 816883
BW:
cent : 342 . 382785
S21
S21
LOG
LOG
10 dB/
10 dB/
PRm
BW:
MHz
MHz
Q: 16 . 722
2
1_loss : -16 . 393 dB
CH1 Markers
REF=1MHz
20 . 474948
cent : 342 . 373171
1
Q: 21 . 647
1
1 Mar 2012 12:34:00
1: 0. 0000 dB
0. 000 000 MHz
1: 0. 0000 dB
0. 000 000 MHz
REF -16.3 dB
REF -16.3 dB
1_loss : -16 . 405 dB
Cor
2
3
3
4
4
3
PRm
2
CH4 Markers
mean : -16 REF=2
. 429 dB
s. dev : . 07380
dB
p-p : . 38920
dB
3
4
BW:
MHz
Q: 15 . 560
1_loss : -16 . 405 dB
Cor
CENTER 342 . 500 000 MHz
SPAN
20 . 000 000 MHz
2
4
CENTER 342 . 500 000 MHz
3dB Bandwidth & Group Delay
CH2
CH4
CH3 Markers
REF=1MHz
22 . 005813
cent : 342 . 406202
S21
S21
LOG
DEL
1 dB/
150 ns/
BW:
80 . 000 000 MHz
Smith Chart(S11 & S22)
1 Mar 2012 12:34:37
1: 0. 0000 dB
0. 000 000 MHz
3: -14 . 763 ns
14 . 500 000 MHz
REF -16.3 dB
REF 672 ns
SPAN
CH1 S11
CH3 S22
CH2 Markers
REF=1MHz
17 . 109850
cent : 342 . 334626
1 U FS
1 U FS
1: 51. 666
2: 15. 611
44. 654
-9 . 4702
1 Mar 2012 12:35:38
20. 750 nH
342. 500 000 MHz
49. 068 pF
342. 500 000 MHz
PRm
MHz
Q: 20 . 008
1_loss : -16 . 393 dB
1
1
Cor
2
3
4
2
2
PRm
CH4 Markers
REF=2
mean : 4698
. 39 ns
3
s. dev : 5. 7711 ns
Smo
p-p : 34 . 294 ns
Cor
CENTER 342 . 500 000 MHz
SPAN
20 . 000 000 MHz
2
CENTER 342. 500 000 MHz
Wide band Properties
CH1
S21
LOG
10 dB/
REF -16.3 dB
SPAN 80. 000 000 MHz
SWR(S11 & S22)
1 Mar 2012 12:36:40
1: -16 . 767 dB
342 . 500 000 MHz
PRm
CH1
CH3
S11
S22
SWR
SWR
5 /
5 /
1 Mar 2012 12:36:13
1: 2. 3492
342 . 500 000 MHz
2: 3. 3370
342 . 500 000 MHz
REF 0
REF 0
PRm
1
Cor
1
2
START
. 010 000 MHz
STOP 1 000 . 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 342 . 500 000 MHz
http://www.itf.co.kr
SPAN
[email protected]
80 . 000 000 MHz
2013. 03. 26
Rev 1.0
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