2438 [KR]
Video Filter; 视频滤波器
| 型号： | 2438 |
| 厂家： | 
KR ELECTRONICS, INC. |
| 描述： | Video Filter |
| 文件： | 总2页 (文件大小：26K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
KR Electronics, Inc.
www.krfilters.com
KR 2438 VIDEO FILTER
General Description
KR 2438 is a video lowpass filter. The filter has
a 5.5 MHz passband and group delay
equalization. The filter is suitable for
surface mount. Other passband
frequencies are available.
Please consult the factory.
Features
• Anti-Aliasing filter
• Elliptic response
• Group delay equalization
• Surface mount
• 75 Ω
Typical Performance
Passband Amplitude & Group Delay
Overall Response
(0.1 dB/div & 10 nsec/div)
(10 dB/div)
16 Jul 2002 16:02:29
CH1
CH2
S21
S21
LOG
DEL
.1 dB/
10 ns/
REF -.5 dB
REF 360 ns
16 Jul 2002 16:03:17
CH1
S21
LOG
10 dB/
REF 0 dB
or
Cor
mo
or
START
.
100
000
MHz
STOP
20
.
000
000
MHz
START
.
100
000
MHz
STOP
6. 000
000
MHz
Figure 1
Figure 2
Web
www.krfilters.com
sales@krfilters.com
(732) 636-1900
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
Email
Phone
Fax
(732) 636-1982
© 2002, KR Electronics, Inc.
Page 1
KR Electronics, Inc.
www.krfilters.com
KR 2438 Video Filter
Specifications
Parameter
Specification
Lowpass
Filter type
Insertion Loss
< 1dB (0.7 dB Typ)
< 0.3 dB
Passband Ripple to 5.5 MHz
Group Delay Ripple to 5.04 MHz
Approximate Absolute Group Delay
Attenuation at 6.81 MHz
Attenuation at 7.23 MHz and above
Source & Load
< 14 nsec
360 nsec
> 20 dB
> 40 dB
75 Ω
Physical Dimensions
Notes:
Pin Size .020 x .010 in
Pin 1 is Input
Pin 14 is Output
All other pins are ground
Web
www.krfilters.com
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
Email
Phone
Fax
sales@krfilters.com
(732) 636-1900
(732) 636-1982
© 2002, KR Electronics, Inc.
Page 2
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