ST7577 Datasheet (Sitronix Technology) - Dot Matrix LCD Controller/Driver

ST7577, Dot Matrix LCD Controller/Driver

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INTRODUCTION fewest components.

ST7577 132 x 39 Dot Matrix LCD Controller/Driver ST7577 is a driver & controller LSI for graphic dot-matrix liquid crystal display systems.

ST7577 contains 132 segment and 39 common driver circuits.

This chip is connected directly to a microprocessor, accepts 3-line, 4-line serial peripheral interface (SPI) or 8-bit parallel interface, display data can stores in an on-chip Display Data RAM (DDRAM) of 132 x 39 bits.

It perform

ST7577 Features

* Single-chip LCD controller & driver Driver Output Circuits l l l l l l l 132 segments / 39 commons (DTY=”L”) 132 segments / 12 commons (DTY=”H”) Capacity: 132X39=5148 bits 8-bit parallel bi-directional interface with 6800-series or 8080-series 4-line SPI (serial peripheral interface) available (only