PT6553 Datasheet (Princeton Technology Corp)

PT6553, LCD Driver IC

PT6553 is an LCD Driver IC providing key scan circuitry which can accept up to a maximum of 30 keys, thereby, reducing printed circuit board wiring.

It can drive up to 126 segments and is capable of controlling up to 4 general purpose output ports.

The reset circuit provides on-chip voltage detectio

PT6553 Features

* Up to 126 Segments Outputs

* Up to 4 General Purpose Output Ports

* Key Input Function (up to 30 Keys)

* 1/3 Duty - 1/2 Bias and 1/3 Duty - 1/3 Bias Drive Techniques

* Sleep Mode and all Segments OFF Function

* Direct Display of Display Data without