MCP23017 I/O Expander IC from China
MCP23017 provides 16-bit input/output expansion via I2C for microcontroller projects. HTS 8542.39.00.90 as 'other' logic-level ICs without processor/memory dominance.
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%Universal product exemption (U.S. note 52(b))
Import Tips
• Voltage range documentation prevents power supply confusion
• ESD Class 2 rating; proper handling certification needed