Harmonized System
Section XVI > Chapter 85 > Heading 8541 > 8541.5 > 8541.51
Semiconductor-based transducers
Section XVI > Chapter 85 > Heading 8541 > 8541.60
Mounted piezo-electric crystals
Section XVI > Chapter 85 > Heading 8542
Electronic integrated circuits.
Section XVI > Chapter 85 > Heading 8542 > 8542.3
Electronic integrated circuits
Section XVI > Chapter 85 > Heading 8542 > 8542.3 > 8542.31
Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits