This part is a kind of semiconductor called 4543B.

Function of this product has BCD to 7 Segment Latch / Decoder / Driver for Liquid Crystals.

Manufacturers : Fairchild Semiconductor

Image and pinout :

4543B image and datasheet pinout



Some of the text within the PDF file :

[ ... ]


4543B PDF Datasheet Download

2017/11/06 10:44 2017/11/06 10:44