PT6590 Datasheet - PTC

PT6590 - Multifunction LCD Segment Drivers

Pin Name CSB SCL SD VDD I/O Unused case III * INHb I VDD CLKIN VLCD COM0~COM3 SEG0~SEG22 SEG23~SEG26 LED VSS EXT-PAD I O O O O - VSS OPEN OPEN OPEN OPEN VSS Description Chip select: "L" active Serial data transfer clock Input serial data Power supply for LOGIC Display turning on/off se

PT6590 Features

* LCD drive output: Common output: 4, Segment output: 27

* Integrated Display data RAM (DDRAM): RAM: 27x4 =108bit

* 3-wire Serial interface (SD, SCL, CSB)

* Integrated Oscillator circuit

* Integrated LCD Voltage generator circuit

* Support: 1/3 Bias, 1/3 or 1/4 Duty

* Sup

PT6590-PTC.pdf