Title

Wide Range 16-Channel CNFET Sensor AFE Using Common-mode Voltage Canceling and Current-Input Hysteresis Comparator Based on Sample-and-Compare

DGIST Authors

Joon Park ; Kyoungtae Lee

Advisor

이경태

Issued Date

2026

Awarded Date

2026-08-01

Type

Thesis

Description

CMOS Biosensor Interface, Current Sensing Circuit, CNT, Random Telegraph Noise （RTN）, Common-mode Voltage Canceling

Table Of Contents

Ⅰ. INTRODUCTION 1
1.1 CNFET-Based Biosensing for High-Sensitivity Detection 1
1.2 Conventional TIA 4
Ⅱ. Proposed CNFET Sensor AFE 7
2.1 Proposed System 7
2.1.1 Overall Architecture 7
2.1.2 Active Input Current Mirror 9
2.1.3 SC-TIA with Common Mode Voltage Canceling 11
2.1.4 Current Input Hysteresis Comparator 15
2.2 Schematic Design and Layout 20
Ⅲ. Post-Layout Simulation Results 23
IV. Conclusion 28
V. Reference 29

URI

https://scholar.dgist.ac.kr/handle/20.500.11750/60810
http://dgist.dcollection.net/common/orgView/200001019990

DOI

10.22677/THESIS.200001019990

Degree

Master

Department

Department of Electrical Engineering and Computer Science

Publisher

DGIST

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