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Author:

王志海 (王志海.) | 崔丁亢 (崔丁亢.) | 陈志杰 (陈志杰.)

Indexed by:

zhihuiya

Abstract:

本发明公开了一种低功耗逐次逼近模数转换器电路,分为CDAC电容阵列、动态比较器与SAR逻辑控制电路三部分。其中CDAC电容阵列又由CDAC‑A与CDAC‑B构成。前两次逐次逼近的操作在CDAC‑A进行操作,实现超低功耗切换,CDAC‑A保持不动,CDAC‑B进行之后的逐次逼近切换操作。动态比较器采用四输入比较器结构,对VP1、VP2、VN1、VN2电压进行比较并输出比较结果Ocmp。模数转换器的输出结果最终由SAR逻辑控制电路进行输出,实现超低功耗模数转换器电路。本设计可以减少99.4%的CDAC切换功耗。

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Patent Info :

Type: 发明申请

Patent No.: CN202311090558.9

Filing Date: 2023-08-28

Publication Date: 2023-12-08

Pub. No.: CN117200795A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

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Chinese Cited Count:

30 Days PV: 1

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