Main features

－  Arm® Cortex®-M4F @144MHz, 180DMIPS, built-in 8KB instruction cache, supports Flash acceleration unit execution program 0 waiting

－  Large capacity encrypted memory

•  Up to 512KBytes eFlash, supports encrypted storage, partition management and data protection, supports ECC verification, 100,000 erases, and 10 years of data maintenance

•  Up to 144KBytes SRAM, supports hardware parity

－  High-performance analog interface

•  4 12bit 4.7Msps high-speed ADCs, up to 38 external channels

•  4 rail-to-rail independent op amps with built-in maximum 32x programmable gain amplification

•  7 high-speed analog comparators with built-in 64-stage adjustable comparison benchmark

•  2 12bit 1Msps DACs, sampling rate 1Msps

•  Supports external input independent voltage reference source

－  Supports internal RC or external crystal clock inputs

－  High reliability reset system

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

•  Supports dual watchdog reset and software reset

－  Supports up to 80 GPIOs

－  Rich digital communication interfaces

•  7 serial ports, 3 USART interfaces (support 1xISO7816, 1xIrDA, LIN), 4 UART interfaces

•  3 SPI interfaces, 2 of which support I2S

•  1 QSPI interface

•  4 I2C interfaces, master-slave mode can be matched

•  1 SDIO interface

•  2 CAN 2.0A/B bus interfaces

－  2 high-speed DMA controllers, support 16 channels

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

－  High-precision timing counter

•  2 16bit advanced timing counters, 6 pairs of complementary PWM outputs, 6.9nS control accuracy

•  4 16bit general timing counters, supporting 16-channel PWM outputs

•  2 16bit basic timing counters

•  1 24bit SysTick

•  1 7bit window watchdog (WWDG)

•  1 12bit independent watchdog (IWDG)

－  Hardware-level security features

•  Password algorithm hardware acceleration engine

•  Supports AES, DES/3DES, SHA1/224/256, SM1, SM3, SM4, SM7, MD5 algorithms

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

•  TRNG True Random Number Generator

•  CRC16/32 operation

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

• Support program encryption download

•  Support clock failure monitoring and anti-tamping monitoring

－  96-bit UID and 128-bit UCID

－ Highly reliable working environment:

•  1.8V ～ 3.6V/-40 ℃～ 125 ℃

•  ±4kV ESD（HBM）

•  Passed AEC-Q100-G2 certification