SN6A511B データシートの表示（PDF） - Sonix Technology Co., Ltd

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SN6A511B

LCD Controller with Voice/Dual Tone Melody

Sonix Technology Co., Ltd 

SN6A511B

LCD Controller with Voice/Dual Tone Melody

INTRODUCTION

SN6A511B is a series of single chip voice/dual tone melody synthesizer IC with

16*64/8*64 LCD direct drive capability which contains two 4-bit I/O ports, two

optional 4-bit output ports and a tiny controller. By programming through the tiny

controller, user’s application including LCD display, section combination, trigger

modes, output status, voice/melody playing and other logic functions and then be

easily implemented.

FEATURES

♦ Single power supply 2.4V – 5.1V

♦ Built in a tiny controller

♦ Two 4-bit I/O ports, two optional 4-bit output ports are provided

♦ 256*4 bits RAM for programming usage are provided

♦ 256*4 bits RAM for LCD display usage are provided

♦ Maximum 384k*10 program ROM is provided

♦ Readable ROM code data

♦ Built in direct 16*64/8*64 LCD driver

♦ LCD 1/4 bias, 1/5 bias; 1/8 duty, 1/16 duty

♦ Built in a high quality speech synthesizer

♦ Adaptive playing speed from 2.5k-40kHz is provided

♦ Built in a dual tone melody generator

♦ Speech/Dual tone melody mixer is provided which SN6A511B series can play

speech and dual tone melody simultaneously

♦ Fixed current D/A output is provided to drive external connected transistor for

sound output

♦ PWM output is provided to drive external connected piezo buzzer

Ver1.1

1

February 15, 2006

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