• Arm® Cortex®-M4F @ 144MHz, 180 DMIPS, built-in 8KB instruction cache, supports Flash Acceleration Unit for zero-wait execution.
• Large Capacity Encryption Memory:
- Up to 512KBytes eFlash, supports encrypted storage, partition management, and data protection, supports ECC verification, 100,000 erase cycles, data retention up to 10 years.
- Up to 144KBytes SRAM, supports hardware parity check.
• Supports multiple power modes, with low power consumption below 3μA.
• Clocking:
- Supports internal RC or external crystal clock input.
• High-Reliability Reset System:
- Supports power-on/power-down/undervoltage/external pin reset.
- Supports dual watchdog reset.
• Maximum 97 GPIOs.
• Rich Communication Interfaces:
- Supports up to 7 serial ports: 3 USART interfaces (supporting 1x ISO7816, 1x IrDA, LIN), and 4 UART interfaces.
- Supports up to 3 SPI interfaces, with 2 supporting I2S.
- 1 QSPI interface.
- Up to 4 I2C interfaces.
- 1 SDIO interface.
- 1 USB2.0 Full Speed Device interface.
- 2 CAN 2.0A/B bus interfaces.
• High-Performance Analog Interfaces:
- 2 5Msps 12-bit ADCs, supports up to 18 external channels.
- 2 1Msps 12-bit DACs.
- Supports external input independent reference voltage source.
• 2 High-Speed DMA Controllers supports 16 channels.
• Built-in Calibrated RTC Real-Time Clock, supports leap year perpetual calendar, alarm events, periodic wake-up.
• High-Precision Timer Counters:
- Built-in 2 16-bit advanced timer counters, 6.9ns control precision, supports 6 complementary PWM outputs.
- 4 16-bit general-purpose timer counters, supports 16 PWM outputs.
- 2 16-bit basic timer counters.
- 2 independent watchdog counters.
• Hardware-Level Security Features:
- Cryptographic algorithm hardware acceleration engine.
- Supports AES, DES, TDES, SHA1/224/256, SM1, SM3, SM4, SM7, MD5 algorithms.
- Flash memory encryption, multi-user partition management (MMU).
- TRNG (True Random Number Generator).
- CRC16/32 operations.
- Supports write protection (WRP), multiple read protection (RDP) levels (L0/L1/L2).
- Supports secure boot, secure program download, secure update.
- Supports clock failure detection and tamper detection.
• 96-bit UID and 128-bit UCID.
• High-Reliability Operating Environment:
- 1.8V to 3.6V / -40°C to 105°C.
- ±4kV ESD (HBM).
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