Product Features

• Ultra-low power operation environment:

  Supply voltage range: 2.0V to 5.5V

  Temperature range: -40℃ to 125℃

  Low power mode: sleep mode, deep sleep mode

  Operating power consumption: 120uA/ MHz@48MHz

  Power consumption in deep sleep mode: 0.7uA

  Deep sleep mode +32.768K+RTC operation: 0.8uA

• Kernel:

  ARM®32-bit Cortex-M0®+ CPU with Real-time clock (RTC): 1 (with perpetual calendar, alarm clock function, and supports a wide range of clock correction). Watchdog timer (WWDT): 1pcs SysTick timer MPU memory protection unit with MTB on-chip tracking unit

  Working frequency: 32KHz~48MHz

• Memory:

  128KB Flash memory, program and data storage sharing

  1.5KB dedicated data Flash memory

  12KB SRAM MEMORY WITH PARITY

• Power and reset management:

  Built-in power-on reset (POR) circuit

  Built-in voltage detection (LVD) circuit (threshold voltage settable).

• Clock Management:

  Built-in high-speed vibrator, accuracy (±1%). 1MHz~48MHz system clock is available. 1MHz~64MHz peripheral module operation clock is available

  Built-in 15KHz low-speed oscillator

  Support 1MHz~20MHz external crystal oscillator

  Supports 32.768KHz external crystal oscillator

• Multiplier/ divider module:

  Multiplier: Supports single-cycle 32 bitmultiplication operations

  Divider: Supports 32bit signed integer division operations, only 4 or 8 CPU clock cycles to complete the operation

• Enhanced DMA Controller:

  The interrupt triggers the start.

  Selectable transfer modes (normal transfer mode, repeated transfer mode, block transfer mode and chain transfer mode)

  The transmission source/ destination realm is selectable from the full address space range

• Linkage controller:

  It can link event signals together to realize the linkage of peripheral functions

  There are 22 types of event input and 10 types of event triggering

• Rich analog peripheral:

  12-bit precision ADC converter with 1.06msps conversion rate, 16 external analog channels with temperature sensor support for single-channel conversion mode and multi-channel sweep conversion mode. Conversion range: 0 to positive reference voltage

  8-bit precision D/ A converter, 1 or 2 channel analog output, real-time output function, output voltage range 0~VDD

  Comparator (CMP) with built-in two- channel comparator with selectable input source and selectable reference voltage external or internal referenceProgrammable gain amplifier (PGA) with built-in two-channel PGA programmable 4/ 8/ 10/ 12/ 14/ 16/ 32x gain with an external GND pin (available as differential mode).

• Serial two-wire debugger (SWD).

  Abundant timers:

  16-bit timer: 9 channels with general-purposePWM and motor-specific PWM functions

  15-bit interval timer: 1

  Real-time clock (RTC): 1 (with perpetualcalendar, alarm clock function, and supports awide range of clock correction).

  Watchdog timer (WWDT): 1pcs

  SysTick timer

• Rich and flexible interfaces:

  Two serial communication units: serial communication unit 0 can be freely configuredas 2-channel standard UART or 4-channel 3- wire SPI or 4-channel simple I2C; Serialcommunication unit 1 can be freely configured as 1-channel standard UART, 2-channel 3- wireSPI or2-channelsimpleI2C;(UART of unit 0 supports LIN Bus communication, SPI00 channel supports 4-wire SPIcommunication)

  Standard I2C: 1 channel

  IrDA: 1 channel

  CAN: 1 channel

• Security features:

  Complies with IEC/ UL 60730 standards

  An abnormal storage space access error isreported

  Supports RAM parity

  Support hardware CRC verification

  Support important SFR protection to preventmisoperation

  128-bit unique ID number

  Grade 2 protection of F lash in debug mode(level 1: can only be erased in all areas offlash, cannot read and write; Level 2: Theemulator connection is invalid and cannot beoperated on flash).

• Package:

  Support 24Pin~64Pin in a variety of packageforms