Arduino Uno R3 ATmega328P Microcontroller from China
The ATmega328P-AU is an 8-bit AVR RISC-based microcontroller IC powering Arduino Uno boards, featuring processor, 32KB flash memory, and peripheral logic circuits. It qualifies for HTS 8542.31.00.75 as a processor combined with memories and timing circuits, serving hobbyist and prototyping applications.
Duty Rate — China → United States
50%
Rate breakdown
9903.91.0550%Effective with respect to entries on or after January 1, 2025, articles the product of China, as provided for in subdivision (f) of U.S. note 31 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include programming specifications showing processor functionality for proper classification
• Batch import similar AVR family ICs to simplify entry filings and reduce paperwork
• Monitor for obsolescence notices affecting valuation of legacy microcontroller chips