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Microchip SAMD21G18 ARM Cortex-M0+ MCU

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.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+50.0%50%
🇲🇽MexicoFreeFree
🇨🇦CanadaFreeFree
🇩🇪GermanyFreeFree
🇯🇵JapanFreeFree

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8542.32.00Same rate: 50%

If analog converter dominant

High-precision ADC focus might classify as amplifiers/converters.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Arduino Zero compatible; distinguish from boards

High pin count; socket trays for handling

Serious volume importer; volume licensing for markings