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APR 33A3 is a low-cost high performance single chip Voice recorder and Playback device for 20 to 30 seconds voice recording and playback. This IC has data storage capacity without the use of any microcontrollers. The IC requires minimum components to create a voice recorder. The IC has non volatile flash memory technology with 100K record cycles. So data will not be lost when power off.
Step1-Select the recording mod via connecting jumper.
Step2-Plug in the Mic.
Step3-Power ON(Only 5V).
Step4 Data pins to ground that we want to record Record(Start recording),the voice via Mic or line in.
Select the Playback mode via connecting jumper.
Plug in speaker.
Put low voltage into the Data pins (Active Low).
Able to hear(Speaker Out).
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