GENERAL DESCRIPTION
The W567Sxxx is a powerful microcontroller (uC) dedicated to speech and melody synthesis applications. With the help of the embedded 8-bit microprocessor & dedicated H/W, the W567Sxxx can synthesize 8-channel speech+melody simultaneously. 

FEATURES
• Wide range of operating voltage: 
− 8 MHz @ 3.6 volt ~ 5.5 volt
− 4 MHz @ 2.4 volt ~ 5.5 volt
•Power management:
− 4 ~ 8 MHz system clocks, with Ring type
− Stop mode for stopping all IC operations
• Provides up to 8 inputs and 24 I/O pins
• Current-type Digital-to-Analog Converter (DAC):
− (8+2)-bit resolution with programmable output current
− 2 speaker outputs for stereo applications
• F/W speech synthesis with multiple format support: ADPCM/MDPCM/PCM
• 2 speech synthesis¹  channels at programmable sample rate
• 8 melody channels that can emulate characteristics of musical instruments
• 8-input/10-bit-resolution Mixer can mix the speech and melody signals flexibly
• Dynamic control of the channel assignment tothe dual speaker output for stereo effects 
• Built-in IR carrier generation circuit for simplifying firmware IR application
• 4-channel ADC interface (W567S301~S341) withmaximum 4-KHz sampling rate and 6-bit effective resolution
• Built-in 9 timers for speech/melody synthesis and general purpose applications
• Built-in 10*7 multiplier
• Built-in Watch-Dog Timer (WDT) and Low Voltage Reset (LVR)
• Built-in 32KHz crystal oscillator with divider for time-keeping application in W567S080 ~ S341
• Built-in Serial Interface Manager (SIM) in W567S080 ~ S341
• Support PowerScript for developing codes in easy way
• Full-fledged development system
− Source-level ICE debugger
− Event synchronization mechanism
− Compatible with W566B/C & W588S system
− User-friendly GUI environment
• Available package form: (COB is essential)
− W567S010, S015, S020,S025, S030: LQFP48
− W567S040, S060: QFP64
− W567S080 ~ S120: LQFP80
− W567S150 ~ S341:LQFP100