STM32F412REY6TR

This is a 32-bit MCU based on the Arm® Cortex®-M4 with FPU, delivering 125 DMIPS of processing performance, featuring 1MB Flash and 256KB RAM, USB OTG FS support, 17 timers, 1 ADC, and 17 communication interfaces. The product adopts the dynamic efficiency line with Batch Acquisition Mode (BAM), and the core incorporates an Adaptive Real-Time (ART Accelerator™) enabling zero-wait-state execution from Flash at CPU frequencies up to 100MHz, along with a memory protection unit and DSP instructions.

Key features

• Dynamic Efficiency Line with BAM (Batch Acquisition Mode)
• Core: Arm 32-bit Cortex-M4 CPU with FPU, Adaptive real-time accelerator (ART AcceleratorTM) allowing 0-wait state execution from Flash memory, frequency up to 100 MHz, memory protection unit, 125 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1), and DSP instructions
• Memories: Up to 1 Mbyte of Flash memory, 256 Kbyte of SRAM, Flexible external static memory controller with up to 16-bit data bus: SRAM, PSRAM, NOR Flash memory, Dual mode Quad-SPI interface
• LCD parallel interface, 8080/6800 modes
• Clock, reset and supply management: 1.7V to 3.6V application supply and I/Os, POR, PDR, PVD and BOR, 4-to-26 MHz crystal oscillator, Internal 16 MHz factory-trimmed RC, 32 kHz oscillator for RTC with calibration, Internal 32 kHz RC with calibration
• Power consumption:
• Run: 112 μA/MHz (peripheral off)
• Stop (Flash in Stop mode, fast wakeup time): 50 μA Typ @ 25 °C, 75 μA max @ 25 °C
• Stop (Flash in Deep power down mode, slow wakeup time): down to 18 μA @ 25 °C, 40 μA max @ 25 °C
• Standby: 2.4 μA @ 25 °C / 1.7V without RTC; 12 μA @ 85 °C @ 1.7V
• VBAT supply for RTC: 1 μA @ 25 °C
• 1x12-bit, 2.4 MSPS ADC: up to 16 channels
• 2x digital filters for sigma delta modulator, 4x PDM interfaces, stereo microphone support
• General-purpose DMA: 16-stream DMA
• Up to 17 timers: up to twelve 16-bit timers, two 32-bit timers up to 100 MHz each with up to four IC/OC/PWM or pulse counter and quadrature (incremental) encoder input, two watchdog timers (independent and window), one SysTick timer
• Debug mode:
• Serial wire debug (SWD) & JTAG
• Cortex-M4 Embedded Trace Macrocell ITM
• Up to 114 I/O ports with interrupt capability:
• Up to 109 fast I/Os up to 100 MHz
• Up to 114 five V-tolerant I/Os
• Up to 17 communication interfaces:
• Up to 4xI²C interfaces (SMBus/PMBus)
• Up to 4 USARTs (2x12.5 Mbit/s, 2x6.25 Mbit/s), ISO 7816 interface, LIN, IrDA, modem control
• Up to 5 SPI/I²Ss (up to 50 Mbit/s, SPI or I²S audio protocol), out of which 2 muxed full-duplex I²S interfaces
• SDIO interface (SD/MMC/eMMC)
• Advanced connectivity: USB 2.0 full-speed device/host/OTG controller with PHY
• 2xCAN (2.0B Active)
• True random number generator
• CRC calculation unit
• 96-bit unique ID
• RTC: subsecond accuracy, hardware calendar
• All packages are ECOPACK2