The TB62713F is an intelligent, Constant Current, 5 X 7 LED dot matrix display decoder and driver. The stand alone device includes all of the decode, multiplex and driver circuitry necessary to control a 5 X 7 LED matrix. An internal character set includes 128 characters to simplify programming and refresh functions are handled automatically. All display data, including a 16 step brightness control is input via the serial data port.