STM32G473CEU6

This is a microcontroller based on an Arm 32-bit Cortex-M4 CPU, featuring an FPU and Adaptive Real-Time Accelerator (ART Accelerator), supporting zero-wait-state Flash execution at up to 170MHz, delivering 213 DMIPS performance, with MPU and DSP instructions.

Key features

• Core: Arm 32-bit Cortex-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) allowing 0-wait-state execution from Flash memory, frequency up to 170 MHz with 213 DMIPS, MPU, DSP instructions
• Mathematical hardware accelerators: CORDIC for trigonometric functions acceleration, FMAC: filter mathematical accelerator
• Memories: 512 Kbytes of Flash memory with ECC support, two banks read-while-write, proprietary code readout protection (PCROP), securable memory area, 1 Kbyte OTP; 96 Kbytes of SRAM, with hardware parity check implemented on the first 32 Kbytes; Routine booster: 32 Kbytes of SRAM on instruction and data bus, with hardware parity check (CCM SRAM); External memory interface for static memories FSMC supporting SRAM, PSRAM, NOR and NAND memories; Quad-SPI memory interface
• Reset and supply management: Power-on/power-down reset (POR/PDR/BOR), Programmable voltage detector (PVD), Low-power modes: sleep, stop, standby and shutdown, VBAT supply for RTC and backup registers
• Clock management: 4 to 48 MHz crystal oscillator, 32 kHz oscillator with calibration, Internal 16 MHz RC with PLL option (±1%), Internal 32 kHz RC oscillator (±5%)
• Up to 107 fast I/Os: All mappable on external interrupt vectors, Several I/Os with 5 V tolerant capability, Interconnect matrix
• 16-channel DMA controller
• 5x12-bit ADCs 0.25 μs, up to 42 channels. Resolution up to 16-bit with hardware oversampling, 0 to 3.6 V conversion range
• 7 x 12-bit DAC channels: 3 x buffered external channels 1 MSPS, 4 x unbuffered internal channels 15 MSPS
• 7 x ultra-fast rail-to-rail analog comparators
• 6 x operational amplifiers that can be used in PGA mode, all terminals accessible
• Internal voltage reference buffer (VREFBUF) supporting three output voltages (2.048 V, 2.5 V, 2.95 V)
• 14 timers: 2x32-bit timer and 2x16-bit timers with up to four IC/OC/PWM or pulse counter and quadrature (incremental) encoder input, 3 x 16-bit 8-channel advanced motor control timers, with up to 8xPWM channels, dead time generation and emergency stop, 1 x 16-bit timer with 2xIC/OCs, one OCN/PWM, dead time generation and emergency stop, 2x16-bit timers with IC/OC/OCN/PWM, dead time generation and emergency stop, 2x watchdog timers (independent, window), 1 x SysTick timer: 24-bit downcounter, 2 x 16-bit basic timers, 1 x low-power timer
• Calendar RTC with alarm, periodic wakeup from stop/standby
• Communication interfaces: 3 x FDCAN controller supporting flexible data rate, 4xI²C Fast mode plus (1 Mbit/s) with 20 mA current sink, SMBus/PMBus, wakeup from stop, 5 x USART/UARTs (ISO 7816 interface, LIN, IrDA, modem control), 1 x LPUART, 4 x SPIs, 4 to 16 programmable bit frames, 2 x with multiplexed half duplex I²S interface, 1 x SAI (serial audio interface), USB 2.0 full-speed interface with LPM and BCD support, IRTIM (infrared interface), USB Type-C /USB power delivery controller (UCPD)
• True random number generator (RNG)
• CRC calculation unit, 96-bit unique ID
• Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell