Overview
The STM32F412RET6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F412xE/G series. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 100 MHz. This microcontroller features a Floating Point Unit (FPU) and supports all Arm single-precision data-processing instructions and data types, along with a full set of DSP instructions and a memory protection unit (MPU) for enhanced application security. The STM32F412RET6 is known for its dynamic efficiency, combining power efficiency, performance, and integration, and includes innovative features like Batch Acquisition Mode (BAM) for reduced power consumption during data batching.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® Cortex®-M4 32-bit RISC core with FPU, up to 100 MHz |
| Flash Memory | Up to 1 Mbyte |
| SRAM | 256 Kbytes |
| ADC | 1 × 12-bit, 2.4 MSPS, up to 16 channels |
| Timers | 12 × 16-bit timers, 2 × 32-bit timers |
| Communication Interfaces | Up to 4 I2Cs, 5 SPIs, 5 I2Ss, 4 USARTs, SDIO/MMC interface, USB 2.0 OTG full-speed interface, 2 CANs |
| Power Consumption | Run: 112 µA/MHz (peripheral off), Stop: 50 µA typical at 25 °C, Standby: 2.4 µA at 25 °C / 1.7 V without RTC |
| Operating Temperature | -40 °C to 85 °C |
| Package Options | LQFP64, LQFP100, LQFP144, UFBGA64, UFBGA100, UFBGA144 |
Key Features
- Dynamic Efficiency Line with Batch Acquisition Mode (BAM) for reduced power consumption during data batching
- Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait state execution from flash memory
- Memory protection unit (MPU) for enhanced application security
- Flexible external static memory controller with up to 16-bit data bus: SRAM, PSRAM, NOR flash memory
- Dual mode Quad-SPI interface
- Advanced communication interfaces including USB 2.0 OTG, CAN, SPI, I2S, and USART
- True random number generator, CRC calculation unit, and 96-bit unique ID
- Low-power RTC with subsecond accuracy and hardware calendar
Applications
- Motor drive and application control
- Medical equipment
- Industrial applications: PLC, inverters, circuit breakers
- Printers and scanners
- Alarm systems, video intercom, and HVAC
- Home audio appliances
- Mobile phone sensor hub
- Wearable devices and connected objects
Q & A
- What is the core of the STM32F412RET6 microcontroller? The core is the Arm® Cortex®-M4 32-bit RISC core with FPU, operating at up to 100 MHz.
- How much flash memory does the STM32F412RET6 have? Up to 1 Mbyte of flash memory.
- What is the power consumption in run mode? 112 µA/MHz (peripheral off).
- What communication interfaces are available on the STM32F412RET6? Up to 4 I2Cs, 5 SPIs, 5 I2Ss, 4 USARTs, SDIO/MMC interface, USB 2.0 OTG full-speed interface, and 2 CANs.
- What is the operating temperature range of the STM32F412RET6? -40 °C to 85 °C.
- What are some of the key features of the STM32F412RET6? Dynamic Efficiency Line with Batch Acquisition Mode (BAM), adaptive real-time accelerator (ART Accelerator™), and memory protection unit (MPU).
- What types of applications is the STM32F412RET6 suitable for? Motor drive and application control, medical equipment, industrial applications, printers and scanners, alarm systems, home audio appliances, and wearable devices.
- Does the STM32F412RET6 support low-power modes? Yes, it supports various low-power modes including Stop and Standby modes.
- What is the purpose of the Batch Acquisition Mode (BAM) in the STM32F412RET6? The Batch Acquisition Mode (BAM) is designed to reduce power consumption during data batching.
- Is the STM32F412RET6 compliant with any environmental standards? Yes, all packages are ECOPACK2 compliant.
