Microchip SAMD21G18 ARM Cortex-M0+ MCU from China
32-bit ARM Cortex-M0+ with 256KB flash, 32KB SRAM, 12-bit ADC/DAC, RTC, and USB device controller. Covered by HTS 8542.31.00 as modern microcontroller with converters and timing.
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
• Arduino Zero compatible; distinguish from boards
• High pin count; socket trays for handling
• Serious volume importer; volume licensing for markings