LSI

LS3103

Simple LCD micro-controller

Features :

* 6 Input pad

* EL driver output.

* Direct drive buzzer output.

* 1024x12 bit ROM

* 73x4 bit of RAM.

* 28x2, x3, or x4 LCD segment mask option

* LCD ROM

* 12 (of 28 segment) output mask option

* 32768 Crystal/RC oscillator mask option

* Single 3.0V operation.

General Description

The LS3103 is a simple micro-controller for LCD application.

It has an internal ROM size of

1Kx12bit. A total of 73x4 bit RAM.

LCD can be configured to be 1/2, 1/3, 1/4 duty mask option. A

total of 28 segment PAD can be configured to be 28x2, 28x3 or 16x4 + 12x3 LCD segment. LCD bias

is 1/2. Segment pad S17-S28 can be configured as output pad by mask option.

The LS3103 also

include a 16x12x3x4bit of data ROM. It has a total of 6 input pad, 2 EL/output pad (mask option) and

2 buzzer output pad.

It has low power consumption.