Datasheet > SNC353_05

SNC353_05

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
松翰 - SONIX		驱动控制器
页数	文件大小	规格书
11页	401K
描述
Direct Drive Voice/Dual Tone Melody Controller

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数据手册

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SNC353_05 数据手册

SNC353

Direct Drive Voice/Dual Tone Melody Controller

3 Block Diagram

ROM

Program/Speech

64K×10 bits

Address Pointers/ STACK

Timing

OSC

Generator

Sampling

Dual-Tone

Generator

SRAM (128 nibbles)

Rate Counter

PWM

D/A

IO3

Voice

Timer

ALU

Synthesizer

IO1

IO2

4 PIN ASSIGNMENT

Symbol

P13 ~ P10

P23 ~ P20

P33 ~ P30

VDD

I/O Function Description

Bit3 ~ Bit0 of Input port 1

I/O Bit3 ~ Bit0 of I/O port 2

I/O Bit3 ~ Bit0 of I/O port 3

Positive power supply

Negative power supply

Reset pin (active high)

Oscillator / Crystal Out

Positive Output of PWM or DA output

Negative Output of PWM

GND

RST

OSC

BUO1/VO

BUO2

Ver: 1.4

June 8, 2005

123 4 5 6 7...11

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