Discrete-time charge-domain filter with charge buffer for flexible design of FIR filter

被引:2
|
作者
Huang, M. -F. [1 ]
机构
[1] Ind Technol Res Inst, Informat & Commun Res Lab, Hsinchu, Taiwan
关键词
D O I
10.1049/el.2011.1782
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 discrete-time charge-domain filter (CDF) with wide bandwidth and high attenuation is proposed. By employing a charge buffer with timing control to move a sampled charge between capacitors, the CDF can reduce the number of pulses and select a decimation rate effectively. Measurement showed 13 MHz bandwidth and 88.86 dB attenuation in a 90 nm CMOS process.
引用
收藏
页码:1325 / U39
页数:2
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