Product Features

• High performance 32-bit RISC CPU

  RISC 32-bit CPU

  DC-96MHz operation

  73KB data RAM

  8KB I-cache 2way

  1KB Rocache 1way

  64 Vectored interrupts

  8 Levels interrupt priority

• Flexible I/O

  17 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 OTG controller

  Four Multi-function 32-bit timers, support capture and PWM mode

  Three full-duplex advanced UART(DMA)

  Three SPI interface supports host and device mode(DMA)

  One IIC interface supports host and device mode

  RTC,with alarm clock and time base to wake up the chip

  16-bit PWM generator for motor driving

  Three IQ Encoder

  8 channels 10-bitADC

  1 channel 8 levels Low Power Detector

  Embedded PMU support low power mode

  2 Crystal Oscillator

  Watchdog

  Power-on reset

• Bluetooth Feature

  CMOS single-chip fully-integrated radio and baseband

  Compliant with Bluetooth

  V5.0+BR+EDR+BLE specification

  Bluetooth Piconet and Scatternet support

  Meet class2 and class3 transmitting power requirement

  Support GFSK and π/4 DQPSK all packet types

  Provides +8dbm transmitting power

  Receiver with -92dBm sensitivity

  Support a2dp/avctp/avdtp/avrcp/hfp/spp/smp/att/gap/gatt/rfcomm/sdp/l2cap profile

• Power Supply

  LDOIN is 4.5V to 5.5V

  VBAT is 1.8V to 4.5V

  VDDIO is 1.8V to 3.4V

• Packages

  QFN20

• Temperature

  Operating temperature: -40℃ to +85℃

  Storage temperature: -65℃ to +150℃