- 16-bit RISC DSP
- 4-Stage Pipeline， 1 Clock Cycle per Instruction
- System Speed : 32K~33M Hz（33 MIPS）
- Built-in 2M Hz RCoscillator（±0.5%）
- Clock Sources :32768 Hz / 4M Hz / PLL(Clock from P0)
- Built-in 16K Words（32K Bytes）ROM（OTP）
- Built-in 4K Words（8K Bytes）SRAM
- Built-in 40-bit MAC（Multiply Accumulator ）
- MAC signed / unsigned saturate operation
- ALU signed saturate operation
- Built-in 1x 16-bit Timer and 2x 14-bit Timer
- 3x 8/10bits PWM I/O output
- 2x OP Amplifier
- 1 interpolation generator enhancing SNR
- 16x I/O Pin (LDO/VCC voltage configurable and wakeupfunction)
- Built-in 100mA LDO，2.6/2.8/3.0/3.2V optionable
- Built-in 4 levels LVD（low voltage detect）
- Built-in (allways on/programmable) Watch Dog Timer
- 1x SPI，Standard/Dual/Quoad SPI protocal
- 1x 16 bit _Σ Multi-Level DAC
- 1x 10/11/12 bits PWM Speaker Amplifier(3 driving levels)
- Operating Voltage : 2.4V~5.1V（LVR default is 2.4V）
- Standby current: Tpy. 2uA
