High performance 32-bit RISC CPU

RISC 32bit CPU

DC-160MHz operation

Support DSP instructions

64Vectored interrupts

4 Levels interrupt priority

Flexible I/O

9 GPIO pins

All GPIO pins can be programmable as input or output individually

All GPIO pins are internal pull-up/pull-down selectable individually

CMOS/TTL level Schmitt triggered input

External wake up/interrupt on all GPIOs

Peripheral Feature

One full speed USB 2.0 OTG controller

Four multi-function 16-bit timers, support capture and PWM mode

One full-duplex basic UART

One full-duplex advanced UART

One SPI interface supports host and device mode

Two SD Card Host controller

One IIC interface supports host and device mode

Watchdog

1 Crystal Oscillator

16-bit Stereo DAC, SNR > 90dB

1 channels Stereo ADC, SNR > 90dB

1 channel MIC amplifier

Embedded headphone amplifier

1 channels Stereo analog MUX

10-bit ADC

2 channels 4 levels Low Voltage Detector

Built in Cap Sense Key controller

Power-on reset

Embedded PMU

Bluetooth Feature

CMOS single-chip fully-integrated radio and baseband

Compliant with Bluetooth V4.2+BR+EDR+BLE specification

Bluetooth Piconet and Scatternet support

Meet class2 and class3 transmitting power requirement

Provides +2dbm transmitting power

receiver with -85dBm sensitivity

Support a2dpavctpavdtpavrcphfpsppsmpattgapgattfcommsdpl2cap profile

FM Tuner

Support worldwide frequency band 76-108MHz

Fully integrated digital low-IF tuner & frequency synthesizer

Autonomous search tuning

Digital auto gain control (AGC)

Digital adaptive noise cancellation

Programmable de-emphasis (50/75 uS)

Receive signal strength indicator (RSSI)

Digital volume control

Power Supply

LDOIN is 3.3V to 5.5V

VDDIO is 3.0V to 3.6V

Packages

QSOP24

Temperature

Operating temperature: -40℃ to +85℃

Storage temperature: -65℃ to +150℃