Product Description

n 16-bit RISC DSP.

n Built-in 40-bit MAC（DSP instruction）.

n System Clock 50 MHz/50 MIPS (Tpy. 35 MHz/35 MIPS).

n Built-in 32K Words（64K Bytes）ROM（OTP）.

n Built-in 8K Words（16K Bytes）SRAM.

n Built-in RC oscillator（accuracy 0.5%）and PLL circuit.

n Built-in a set of VREF for ADC.

n Built-in a set of 2M~40M XTAL.

n External clock input(2~50 MHz).

n Built-in 16 Analog inputs and built-in VREF for 14bit ADC.

n Built-in 3 x 14 bit ADC.

n Built-in 1 x 16-bit Timer and 2 x 14-bit Timer.

n 3 x 8/10bit PWM output(I/O).

n Built-in 2 set operator amplifiers (OP-AMP).

n 2x  tone generator (interpolation).

n 1 MIC amplifier 62 levels (0~61dB).

n 48x general purpose I/O (LDO/VCC voltage and only 16x programmable wakeup).

n Built-in 2.6V/2.8V/3.0V/3.2V 100mA LDO.

n Built-in 4 levels LVD（Low Voltage Detect）.

n Built-in Low Voltage Reset .

n Built-in WDT(Watch Dog Timer).

n 1x SPI(Standard/Duwal/Quad) interface.

n Built-in 1x UART full-duplex interface.

n 2x16 bit ΔΣ Multi-Level high resolution DAC.

n 1xPWM DAC Speaker Amplifier (10/11/12 bits PWM / 4 driving levels).

n 2 set of 16 levels amplifier gain control.

n 2*Class A/ 1*Class AB /1*PWM Speaker Driver with 4 levels of driving controlling.

n Operating Voltage 2.4V~5.1V.

n Standby Current 2uA.