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WTV020 fiches techniques PDF

Elechouse - (WTV010 / WTV020) OTP Voice Chip

Numéro de référence WTV020
Description (WTV010 / WTV020) OTP Voice Chip
Fabricant Elechouse 
Logo Elechouse 





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WTV020 fiche technique
www.elechouse.com
WTV010 & WTV020
Datasheet
1.Features............................................................................................................................................................... 2
2. Chip models........................................................................................................................................................2
3. Package sketch map ..........................................................................................................................................2
4.Pin’s descriptions .................................................................................................................................................3
4.2. WTV020 SOP20 package................................................................................................................................4
5. Electric parameters .............................................................................................................................................4
6.Absolute maximum ratings...................................................................................................................................5
7. Pins detail functions (D0D8) ............................................................................................................................5
8.Control modes .....................................................................................................................................................6
8.1. Keyboard ..................................................................................................................................................6
8.2. Parallel interface (COM+SBT) ..................................................................................................................8
8.3. One line serial interface. ...........................................................................................................................9
8.4. Two lines serial interface (For external SD card using)........................................................................... 11
8.5. Three lines serial interface...................................................................................................................... 11
9.Typical application circuits ................................................................................................................................. 12
9.1. Keyboard mode PWM output (Direct drive speaker)...................................................................................... 12
9.2. Keyboard mode DAC output (External amplifier )................................................................................... 13
9.3. WTV010/WTV020 DIP16/SOP16/TSSOP16 ,parallel interface(COM+SBT) mode PWM output............ 13
9.4. WTV010/WTV020 DIP16/SOP16/TSSOP16 , one line serial interface PWM output .............................. 14
9.5. WTV010/WTV020 DIP16/SOP16/TSSOP16 , three lines serial interface PWM output .......................... 14
9.6. WTV020-20S , Parallel (COM+SBT) interface PWM output ................................................................... 15
9.7.WTV020-20S , one line serial interface PWM output............................................................................... 15
9.8. WTV020-20S two lines serial interface PWM output .............................................................................. 16
10. Packages and Pins ......................................................................................................................................... 17
10.1. DIP 16 dimension ................................................................................................................................. 17
10.2. SOP16 dimension................................................................................................................................. 18
10.3. SOP20 dimension................................................................................................................................. 18
10.4. TSSOP16 dimension ............................................................................................................................ 19
11.Timing control................................................................................................................................................... 21
11.1.Timing control waveform ........................................................................................................................ 21
11.2.Timing value........................................................................................................................................... 22
12. One line , three line serial interface control flow ............................................................................................. 22
13. One serial interface program .......................................................................................................................... 23
13.1.One line serial finterface Assembly........................................................................................................ 23
13.2.One line serial interface C program ....................................................................................................... 24
14. Three lines serial interface progarm................................................................................................................ 26
14.1. Three lines serial interface Assembly ................................................................................................... 26
14.2. Three lines serial interface C program.................................................................................................. 27
15. Supply information .......................................................................................................................................... 29
16. Versions .......................................................................................................................................................... 29
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