Main features

－  Kernel CPU

•  Arm® Cortex®-M4F @200MHz + FPU, 250DMIPS, single-cycle hardware multiplication and division instructions, support DSP instructions and MPU, built-in 8KB instruction cache, support Flash acceleration unit execution program 0 waiting

－  Encrypted memory

•  512KB eFlash supports encrypted storage, partition management and data protection, 10,000 erases, and 10 years of data maintenance

•  196KB SRAM, supports parity and ECC verification

－  Power consumption mode

•  Supports Run, Stop0, Standby power consumption modes

－  Supports internal RC or external crystal clock inputs

－  Reset

•  Supports power-on/power-down/external pin reset

•  Support watchdog reset

•  Supports programmable voltage detection

－  Maximum support of 107 GPIOs

－  Communication interface

•  1 x USB FS Device Interface

•  6 SPI interfaces, 2 I2S

•  4 USART interfaces, 4 UART interfaces, support ISO7816, IrDA, LIN

•  4 I2C interfaces

•  3 CAN-FD bus interfaces

－  High-performance analog interface

•  4 12bit 4.7Msps ADCs, up to 64 external channels

•  8 12-bit DACs, maximum sampling rate of 15Msps

•  4 rail-to-rail PGAs, support differential mode and single-ended mode

•  7 high-speed comparators COMP

•  Supports 1 reference voltage

•  1 temperature sensor

－  High-speed storage expansion interface

•  1 xSPI interface

•  1 FEMC interface

－ Mathematical function hardware accelerator for motor control Cordic

－ Built-in filtering algorithm accelerator FMAC, supports FIR and IIR filtering

－  2 high-speed DMA controllers, each controller supports 8 channels, and the channel source and destination addresses can be matched

－  Built-in calibrated RTC real-time clock, supports leap year perpetual calendar, alarm clock events, periodic wake-up

－  High-precision timing counter

•  1 16-bit ultra-high precision timing counter (SHRTIM1), 12 independent PWM outputs or 6 pairs of complementary PWM outputs, 125ps control accuracy

•  3 16bit advanced timing counters, 12 pairs of complementary PWM outputs, 5ns control accuracy

•  10 16-bit general-purpose timers, supporting 40 PWM outputs

•  2 32bit basic timing counters

•  2 16bit low power timers

•  1 24bit SysTick

•  2 independent watchdog counters

－  Safety features

•  Flash storage encryption, multi-user partition management (SMPU)

•  Support write protection (WRP), multiple read protection (RDP) levels (L0/L1/L2)

•  Built-in password algorithm hardware acceleration engine, supports AES/TDES, SHA, SM3, SM4, MD5 algorithms

•  TRNG (true random number generator)

•  CRC16/32 operation

•  Supports secure startup, program encryption download, and secure updates

•  Support external clock failure monitoring

•  Supports tampering and monitoring

－  96-bit UID and 128-bit UCID

－  Highly reliable working environment

•  1.8V ～ 3.6V/-40 ℃～ 105 ℃ | 125 ℃

•  ±4kV ESD（HBM）

• ±4kV EFT (VDD Class A)