251920B [ITF]
140.0 MHz SAW Filter; 140.0 MHz的SAW滤波器
| 型号： | 251920B |
| 厂家： | 
INTEGRATED TECHNOLOGY FUTURE |
| 描述： | 140.0 MHz SAW Filter |
| 文件： | 总2页 (文件大小：206K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
140.0 MHz SAW Filter
Part Number 251920B
1. Features
ꢀ
ꢀ
ꢀ
ꢀ
Typical 1dB bandwidth of 19.79 MHz
High attenuation
Single Ended Operation
Dual Inꢀline Package (DIP)
2. Electrical Specifications
Source and Load Impedance = 50ꢁ
Operating Temperature : +25℃
Minimum
Typical
140.0
25.5
19.79
20.57
20.75
0.7
Maximum
Center Frequency (fo)
Insertion Loss
MHz
dB
ꢀ
ꢀ
27.0
19.85
20.65
ꢀ
ꢀ
2dB Bandwidth
MHz
MHz
MHz
dB
19.75
25dB Bandwidth
ꢀ
ꢀ
40dB Bandwidth
Amplitude Ripple (fo ± 9.65 MHz)
Group Delay Variation (fo ± 9.65 MHz)
Absolute Delay
ꢀ
1.0
150
ꢀ
nsec
usec
dB
ꢀ
60
ꢀ
2.92
50
Ultimate Rejection
45
ꢀ
ꢀ
Temperature Coefficient of Frequency
ppm/℃
ꢀ84
ꢀ
D3512 Package Dimension
Matching Schematic
12.8±0.5
5.5max 6.0max
7.6±0.2
39nH
39nH
1
5
Input
Output
50
Ω
50
Ω
22pF
22pF
Pin Configuration
Dimensions shown are nominal in millimeters
Input
Output
1
5
Ground
Others
2,4
Ground
Base : Fe(SPCC), Au plating over Ni plated
Cap : Cu & Cr Alloy, Ni Plated
Termination : Kovar, Au Plated
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
2010. 09.14
Rev 1.0
GyounggiꢀDo, Korea 421ꢀ809
140.0 MHz SAW Filter
Part Number 251920B
3. Typical Performance ( at +25℃ )
1dB Bandwidth & Ripple
12 Aug 2010 11:46:33
2dB Bandwidth & Group Delay
12 Aug 2010 11:47:01
CH1 S21
CH2 S21
LOG
LOG
1 dB/ REF -25.46 dB
1 dB/ REF -25.81 dB
1: 0. 0000 dB
3: . 42430 dB
0. 000 000 MHz
19. 300 000 MHz
CH1 S21
CH2 S21
LOG
DEL
1 dB/ REF -25.46 dB
100 ns/ REF 2.909 us
1: 0. 0000 dB
3:-7. 2023 ns
0. 000 000 MHz
19. 300 000 MHz
CH1Markers
CH1Markers
REF=1
REF=1
BW: 19. 672160 MHz
BW: 19. 794143 MHz
cent
:
140. 061185 MHz
Q: 7. 1198
cent
:
140. 058689 MHz
Q: 7. 0758
Cor
Cor
1_loss
:
-25 . 620 dB
1_loss
:
-25 . 620 dB
1
2
1
2
3
4
3
3
2
4
3
Smo
Cor
CH2Markers
REF=2
mean:-25 . 649 dB
s. dev : . 12030 dB
p-p : . 65140 dB
CH2Markers
REF=2
mean: 2. 9237 us
s. dev: 9. 6204 ns
p-p : 55. 542 ns
2
Cor
CENTER 140. 000 000 MHz
SPAN 25. 000 000 MHz
CENTER140. 000 000 MHz
SPAN 25. 000 000 MHz
25dB Bandwidth
40dB Bandwidth
12 Aug 2010 11:45:27
1: 0. 0000 dB 0. 000 000 MHz
12 Aug 2010 11:45:39
1: 0. 0000 dB 0. 000 000 MHz
CH1 S21
LOG
10 dB/ REF -25.68 dB
CH1 S21
LOG
10 dB/ REF -25.68 dB
CH1Markers
CH1Markers
REF=1
REF=1
BW: 20. 576856 MHz
BW: 20. 746487 MHz
1
2
1
2
Cor
Cor
cent
:
140. 031512 MHz
Q: 6. 8053
cent
:
140. 017601 MHz
Q: 6. 7490
1_loss
:
-25 . 705 dB
1_loss : -25 . 705 dB
3
4
3
4
START 110. 000 000 MHz
STOP 170. 000 000 MHz
START 110. 000 000 MHz
STOP 170. 000 000 MHz
Wide band Properties
SWR(S11 & S22)
12 Aug 2010 11:49:11
1: 0. 0000 dB 0. 000 000 MHz
12 Aug 2010 11:48:39
CH1 S21
LOG
10 dB/ REF -27.14 dB
CH1 S11
CH2 S22
SWR
SWR
5
5
/
/
REF 4.858
REF 5.475
1: 4. 8491
2: 5. 4678
140. 000 000 MHz
140. 000 000 MHz
CH1Markers
REF=1
2:-54 . 065 dB
140. 000 MHz
MARKER 1-1
0 Hz
Cor
3:-53 . 003 dB
280. 000 MHz
1
1
Cor
2
3
2
START . 010 000 MHz
STOP 500. 000 000 MHz
CENTER140. 000 000 MHz
SPAN 60. 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
2010. 09.14
Rev 1.0
GyounggiꢀDo, Korea 421ꢀ809
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