HEF4543B

HEF4543B BCD to 7-segment latch/decoder/driver Rev. 8 — 24 November 2021 Product data sheet 1. General description The HEF4543B is a BCD to 7-segment latch/decoder/driver for liquid crystal and LED displays. It has four address inputs (D0 to D3), an active LOW latch enable input (LE), an active HIGH blanking input (BL), an active HIGH phase input (PH) and ...