ADC Noise Floor on STM32: Decoupling, Layout, and Oversampling Strategy
The 12-bit ADC on an STM32 rarely achieves 12 ENOB in practice. The gap between datasheet and bench is explained by supply noise, layout, and the reference — and fixable.
The 12-bit ADC on an STM32 rarely achieves 12 ENOB in practice. The gap between datasheet and bench is explained by supply noise, layout, and the reference — and fixable.
Overview
This note is part of the field-notes archive generated for this site. The summary below is the published excerpt; you can expand the full write-up anytime in the CMS.
Related notes
Tags
- adc
- stm32
- noise
- analog
- signal-processing
Manish Bookreader
Electronics enthusiast, Embedded Systems Expert, Linux/Networking programmer, and Software Engineer passionate about AI, electronics, books, and cooking.