A new building block for analog signal processing: current follower/inverter buffered trans conductance amplifier

被引:7
|
作者
Bajer, Josef [1 ]
Vavra, Jiri [2 ]
Biolek, Dalibor [3 ]
机构
[1] Univ Def, Dept Elect Engn, Brno, Czech Republic
[2] Brno Univ Technol, Dept Microelect, Brno, Czech Republic
[3] Brno Univ Technol UD, Dept Microelect EE, Brno, Czech Republic
关键词
DIFFERENCING TRANSCONDUCTANCE AMPLIFIERS; FILTER;
D O I
10.1109/RME.2009.5201325
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A new active element for analog signal processing is proposed, namely the Current Follower/Inverter Buffered Transconductance Amplifier (CFBTA, CIBTA). This multi-terminal device is a synthesis of the well-known Current Differencing Buffered Amplifier (CDBA) and Current Differencing Transconductance Amplifier (CDTA). The common input stage of these amplifiers, the Current Differencing Unit (CDU), is replaced by a simpler current follower or inverter. Computer simulations and experiments based on commercially available integrated circuits demonstrate the usefulness of these elements for analog signal-processing filters.
引用
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页码:136 / +
页数:2
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