Datasheet > SNC21300A

SNC21300A

更新时间： 2022-12-29 05:30:47

品牌	Logo	应用领域
松翰 - SONIX		控制器
页数	文件大小	规格书
12页	129K
描述
1-CH H.Q. Speech Controller

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SNC21300A 数据手册

SNC21300A

1-CH H.Q. Speech Controller

1. INTRODUCTION

SNC21300A is a one-channel voice synthesizer IC with Push-Pull direct drive circuit.

It built-in a 4-bit tiny controller with six 4-bit I/O ports. By programming through the tiny

controller in SNC21300A, user’s varied applications including voice section

combination, key trigger arrangement, output control, and other logic functions can be

easily implemented.

2. FEATURES

ꢀ

Single power supply 2.4V – 5.5V

System Clock is 2MHz, the instruction cycle is 4us

300 seconds voice capacity are provided (@6KHZ sample rate)

Built in a 4-bit tiny controller

I/O Port

ꢁ Six 4-bit I/O ports P1, P2, P3, P4, P5 and P6 are provided

ꢁ The driving/sink current of P3.2 ~ P3.3 & P4.0~P4.3 is up to 8mA/16mA

ꢁ The IO pins P3.3 or P2.3 can be modulated with 38.5KHz carry signal to

implement IR function.

ꢁ 6 PWM output for IO (P3.0~P3.3 & P6.0~P6.1)

128*4 bits RAM are provided

ꢀ

Maximum 16k program ROM is provided

912K*10 shared ROM for voice data and program

Readable ROM code data

Built-in one channel High Quality speech synthesizer

Adaptive playing speed from 2.5k-20kHz is provided

Automatic repetition

Support 5-bit ADPCM and 10 bit PCM format.

Built in an 8-level volume control Push-Pull DAC circuit output, can directly

connected to Speaker for sound output.

12 bit Push-Pull DA output and 12 bit current DAC output

Event Mark function supported.

ꢀ

Low-Voltage Detect circuit

Watch Dog Timer Reset function.

Ver1.1

November 6, 2009

1 234 5 6 7...12

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