ITF 261853B

240.0 MHz SAW Filter
Project Name 261853B
1. Features
Typical 1dB bandwidth of 18.8 MHz
High attenuation
Single Ended Operation
Surface Mounted Package (SMD)
2. Electrical Specifications
Source and Load Impedance = 50Ω
Room Temperature : +25℃
℃
Minimum
Typical
Maximum
MHz
-
240.0
-
dB
-
27.0
28.5
1dB Bandwidth
MHz
18.6
18.8
-
3dB Bandwidth
MHz
-
19.24
-
20dB Bandwidth
MHz
-
20.55
-
40dB Bandwidth
MHz
-
21.20
21.35
dB
-
0.55
1.0
Group Delay Variation (fo ± 9.0 MHz)
nsec
-
30
80
Absolute Delay
usec
-
2.04
-
dB
45
52
-
ppm/℃
℃
-
-18
-
Center Frequency (fo)
Insertion Loss
Amplitude Ripple (fo ± 9.0 MHz)
Ultimate Rejection
Temperature Coefficient of Frequency
S1365 Package Dimension
Matching Schematic
11
13.30±0.2
8
7
ITF 13A001
261853B
。240-18.8M
11
12
1
2
3
4
7
8
9
11
5
L1
Input
50Ω
10
6
6
L2
C1
Output
50Ω
C2
1.50±0.1
5
5
2.54±0.1
9
1.61±0.2
6.50±0.2
10
7.62±0.1
12
4
3
2
2.54±0.1
1
0.80±0.1
L1 = L2 =12nH, C1 = 30pF, C2 = 27pF
Dimensions shown are nominal in millimeters
Pin Configuration
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. 25
Rev 1.0
240.0 MHz SAW Filter
Project Name 261853B
3. Typical Performance ( at +25℃
℃)
1dB Bandwidth & Ripple(Fo ± 9.0 MHz)
CH1 S21
CH2 S21
LOG
LOG
1 dB/
1 dB/
21 Mar 2012 20:54:26
1: 0. 0000 dB
0. 000 000 MHz
3: . 48700 dB
18. 000 000 MHz
REF -26.78 dB
REF -27.33 dB
BW:
CH1 S21
LOG
10 dB/
21 Mar 2012 20:51:01
1: 0. 0000 dB
0. 000 000 MHz
REF -27.1 dB
CH1 Markers
REF=1
18. 781556 MHz
cent : 240 . 148898 MHz
Cor
40dB Bandwidth
BW:
1
Cor
CH1 Markers
REF=1
21. 208029 MHz
cent : 240 . 126947 MHz
Q: 12. 786
2
Q: 11. 322
1_loss : -27 . 080 dB
1
1_loss : -27 . 207 dB
2
3
4
3
CH2 Markers
REF=2
mean:-27 . 039 dB
2
Cor
3
4
s. dev : . 10610 dB
p-p : . 57490 dB
CENTER 240 . 000 000 MHz
SPAN 23. 000 000 MHz
CENTER 240 . 000 000 MHz
3dB Bandwidth & Group Delay(Fo ± 9.0 MHz)
CH1 S21
CH2 S21
LOG
DEL
1 dB/
50 ns/
21 Mar 2012 20:54:46
1: 0. 0000 dB
0. 000 000 MHz
3: 6. 2446 ns
18. 000 000 MHz
REF -26.78 dB
REF 2.068 us
BW:
20dB Bandwidth
CH1 S21
LOG
10 dB/
21 Mar 2012 20:51:52
1: 0. 0000 dB
0. 000 000 MHz
REF -27.1 dB
CH1 Markers
REF=1
19. 247603 MHz
cent : 240 . 137162 MHz
Cor
SPAN 65. 000 000 MHz
BW:
1
Cor
CH1 Markers
REF=1
20. 556297 MHz
cent : 240 . 123246 MHz
Q: 12. 476
2
Q: 11. 681
1_loss : -27 . 080 dB
1
1_loss : -27 . 207 dB
2
3
4
3
Smo
Cor
2
CH2 Markers
REF=2
mean: 42. 0424 us
3
s. dev : 5. 3599 ns
p-p : 27. 798 ns
CENTER 240 . 000 000 MHz
SPAN 23. 000 000 MHz
CENTER 240 . 000 000 MHz
Wide band Properties
CH1 S21
LOG
10 dB/
REF -27.22 dB
SPAN 65. 000 000 MHz
SWR(S11 & S22)
21 Mar 2012 21:06:05
1: 0. 0000 dB
0. 000 000 MHz
CH1 Markers
REF=1
2: -64 . 336 dB
240 . 000 MHz
CH1 S11
CH2 S22
SWR
SWR
10 /
10 /
21 Mar 2012 21:04:21
1: 1. 5244
240 . 000 000 MHz
2: 1. 7900
240 . 000 000 MHz
REF 1.53
REF 1.776
Cor
3: -55 . 587 dB
480 . 000 MHz
1
1
Cor
2
3
2
START
. 010 000 MHz
STOP 800 . 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 240 . 000 000 MHz
http://www.itf.co.kr
SPAN 65. 000 000 MHz
[email protected]
2013. 03. 25
Rev 1.0