Product Features
☆One-time programming (OTP) voice chip.
☆Voice length up to 40 seconds (6KHz sampling rate).
☆PWM and DAC audio output.
☆With internal integrated clock oscillator.
☆Maximum 700 voice files can be stored.
☆Up to 63 addresses voice can be loaded,two-line up to be loaded 255 voice.
☆With key control mode, one-line serial port control mode, two-line serial port control mode.
☆The stabilization time for trigger: 50us (serial port) and 10ms (button).
☆Seven kinds of button trigger mode.
☆Supports playback of audio files with different sampling rates.
☆Support BUSY status output function.
☆Operating voltage: DC2.4 ~ 5V.
Electric Parameter
Ambient temperature 25℃, operating voltage DC3V
![WTH040 Audio Chip]( "WTH040 Audio Chip")
Chip Selection
![WTH040 Audio Chip]( "WTH040 Audio Chip")
Pin Description
WTH040-8S/WTH040-8P
![WTH040 Audio Chip]( "WTH040 Audio Chip")
WTH040-16S
![WTH040 Audio Chip]( "WTH040 Audio Chip")
Usage Occasions
☆Automotive (anti-theft alarm, parking sensor, GPS navigation systems, electronic dog, central locking)
☆Intelligent home system
☆Home burglar alarm
☆Medical devices with human voice prompt
☆Appliances (cooker, rice cookers, microwave ovens)
☆Entertainment (games and amusement machines)
☆Learning Model (early education device, child audio book)
☆Intelligent Transportation equipment (toll stations, car parks)
☆Communication equipment (telephone exchanges, telephone)
☆Industrial control areas (lifts, industrial equipment)
☆Senior toys