STM32G474RET6/LQFP-64

ARM Cortex-M4 32-bit microcontroller -MCU

Product features

Am® Cortex®-M4 32-bit MCU+FPU, 170 MHz/213 DMIPS, 128 KB SRAM, rich analog, math acc, 184 ps 12 chan Hi-res timer

      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.

      Operating conditions

- V_DD, V_DDA voltage range: 1.71 V to 3.6 V

      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)

- Extemal 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

- V_BAT  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%) channels, dead time generation and emergency stop

- 1 x 16-bit timer with 2 x IC/OCs, one OCN/PWM, dead time generation and emergency stop

- 2 x 16-bit timers with IC/OC/OCN/PWM, dead time generation and emergency stop

- 2 x 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

- 4 x I²C Fast mode plus (1 Mbit/s) with 20 mA current sink, SMBus/PMBus, wakeup from stop

- Intemal 32 kHz RC oscillator (±5%)

       Up to 107 fast I/Os

- All mappable on extemal interrupt vectors

- Several I/Os with 5 V tolerant capability

       Interconnect matrix

      16-channel DMA controller

       5 x 12-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-ail analog comparators

      6 x operational amplifiers that can be used in PGA mode, all temminals accessible

      Internal voltage reference buffer (VREFBUF) supporting three output voltages (2.048 V, 2.5 V, 2.95 V)

      17 timers

- HRTIM (Hi-Resolution and complex waveform builder): 6 x16-bit counters, 184 ps resolution, 12 PWM

- 2 x 32-bit timer and 2 x 16-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 8 x PWM

- 5 x USART/UARTs (ISO 7816 interface, LIN, IrDA, modem control)

- 1x 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 caICulation unit, 96-bit unique ID

      Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell™

 Device summary

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