YAMAHA YMF825
YMF825 is a sound generator/controller/amplifier device with high quality melodies and keypad/alert tones, designed for sophisticated audio user interface on home appliances and office equipment products.FEATURES
YMF825●
FEATURES
□ 16-voice polyphonic FM synthesizer □ 29 on-chip operator-waveforms and 8 algorithms offers a whole variety of sound □ Synchronous serial data link for host controller interface □ Integrated loudspeaker driver (Also supports external amplifier connection) □ Integrated 3-band equalizer □ Integrated 16-bit monaural DAC □ Integrated power-on reset □ Flexible Power Supply Configurations < Single 5-V Power Supply Configuration >●Speaker driver supply
●I/O supply
●Core supply SPVDD IOVDD VDD 5.0±0.5V (4.5 V to 5.5 V) 5.0±0.5V (4.5 V to 5.5 V) Supplied from the on-chip regulator < Dual Power Supply Configuration >
●Speaker driver supply
●I/O supply
●Core supply SPVDD IOVDD VDD 5.0±0.5V (4.5 V to 5.5 V) 3.3±0.3V (3.0 V to 3.6 V) 3.3±0.3V (3.0 V to 3.6 V) Configuration details < Single 5-V power supply configuration>
●No need to supply power to the core supply (VDD). → Connect only a bypass capacitor to REG_C / VDD pin.
●SPVDD and IOVDD must be connected to the same...