Citation: |
Liu Liyuan, Li Dongmei, Chen Liangdong, Zhang Chun, Wei Shaojun, Wang Zhihua. A low power 8-bit successive approximation register A/D for a wireless body sensor node[J]. Journal of Semiconductors, 2010, 31(6): 065004. doi: 10.1088/1674-4926/31/6/065004
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Liu L Y, Li D M, Chen L D, Zhang C, Wei S J, Wang Z H. A low power 8-bit successive approximation register A/D for a wireless body sensor node[J]. J. Semicond., 2010, 31(6): 065004. doi: 10.1088/1674-4926/31/6/065004.
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A low power 8-bit successive approximation register A/D for a wireless body sensor node
doi: 10.1088/1674-4926/31/6/065004
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Abstract
A power efficient 8-bit successive approximation register (SAR) A/D for the vital sign monitoring of a wireless body sensor network (WBSN) is presented. A charge redistribution architecture is employed. The prototype A/D is fabricated in 0.18 μm CMOS. The A/D achieves 7.5ENOB with sampling rate varying from 64 kHz to 1.5 MHz. The power consumption varies from 10.8 to 225.7 W.-
Keywords:
- successive approximation register
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References
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Proportional views