BU34675 Overview
Optical disc ICs Single-chip 4-bit microcontroller for CD-DA BU34675 The BU34675 is a pact 4-bit, single-chip microcontroller that includes all the I / O required for CD system control. Circuits on the chip include a pulse width measurement counter (PWC), SIO, and an LCD controller / driver for a 28-segment display. The LCD segments can all be switched in software to CMOS output, and the extensive I / O allows many...