API8208 查看數據表（PDF） - APLUS INTEGRATED CIRCUITS

零件编号

产品描述 (功能)

比赛名单

API8208

VOICE ROM VERSATILE 20 SEC INSTANT

APLUS INTEGRATED CIRCUITS 

APLUS

API8208A

APPLICATION CIRCUITS

TYPICAL APPLICATION

ROSC

Vcc

OSC

COUT

TG1

TG2

R

TG3

TG4

SBT

IRP GND

SP ROSC

Vcc

VOUT1

C

OSC

TG1

TG2

TG3

VOUT2

PIEZO

BUZZER OR

32/64 OHM

SPEAKER

TG4

SBT

IRP GND

CASCADE APPLICATION

Vcc

Vcc

ROSC

ROSC

SP

OSC

OSC

COUT

COUT

R

SBT

IRP OUT3

GND

SBT

IRP

GND

Notes:

1. To direct dirve a speaker or buzzer, C is needed (C = 0.1 µF).

2. R = 330 Ohm (if using transistor 8050 and Vcc = 4.5V).

3. SP = 8 Ohm speaker.

4. To determine the value of ROSC, refer to the Sampling Frequency vs. ROSC tables on page 5.

8

Share Link: