WTV SERIES
Features
* OTP (one time programmable) voice chip
* Models WTV010, WTV020, WTV040, WTV080, WTV170, WTV340
* 10sec ,20sec ,40sec,80sec,170sec,340sec different durations at 6KHz.
* Support sampling rate from 6 KHz to 22 KHz
* Support WAV (16Bit, mono) sound files
* Optional PWM and DAC audio output
* With 16 bits DAC audio output.
* PWM output direct drive 0.5W/8Ω speaker
* Mute will not take up any memory space.
* Same messages can be re-used for saving memory size.
* Control interfaces: key, key combination, parallel interface, serial interface
* Operating voltage: DC 2.5V to 3.5V
* Standby current 2uA, with sleep mode to save power.
* DIP16, SOP16, SSOP20, QFP44 package are available
* Equip with PC software, programmer and test kit for customers.
* Offer chip program services for customers.
Applications
Car parking systems , GSM car anti-theft systems , TPMS(Tire Pressure Monitor System), Car central lock, Home security system, home appliance( washing machine, induction cooker ,rice cooker , air conditioner and so on ), medical equipment , Massage Apparatus, Industrial Control system , and any other products need voice messages
