Explanatory notes
… or component density, which are regarded as single units (see Explanatory Note to heading 85.34, first paragraph … include memories (e.g., DRAMS, SRAMs, PROMS, EPROMS, EEPROMS (or E 2 PROMS)), microcontrollers, control circuits, … media for the recording of sound or of other phenomena (see heading 85.23 and Note 6 to this Chapter). ° ° ° …