Overview
The STM32F423RHT6, produced by STMicroelectronics, is a high-performance microcontroller belonging to the STM32F423xH access line. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 100 MHz. The core features a floating-point unit (FPU) single precision, supporting all Arm single-precision data-processing instructions and data types, as well as a full set of DSP instructions and a memory protection unit (MPU) for enhanced application security.
This microcontroller is designed for power efficiency, performance, and integration, and includes innovative features such as the Batch Acquisition Mode (BAM) to reduce power consumption during data batching. It incorporates high-speed embedded memories, extensive I/Os, and a wide range of peripherals connected to multiple buses.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, ART Accelerator™, up to 100 MHz |
| Memories | 1.5 Mbytes of flash memory, 320 Kbytes of SRAM, 512 bytes of OTP memory |
| Power Supply | 1.7 V to 3.6 V |
| Temperature Range | -40 °C to 85/105/125 °C |
| ADC | 1 × 12-bit, 2.4 MSPS ADC, up to 16 channels |
| DAC | 2 × 12-bit D/A converters |
| Timers | Up to twelve 16-bit timers, two 32-bit timers |
| Communication Interfaces | Up to 4x I2C, up to 10 UARTs, up to 5 SPI/I2S, USB 2.0 full-speed device/host/OTG controller |
| Package | LQFP 64 10x10x1.4 mm |
| Power Consumption | Run: 112 µA/MHz, Stop: 42 µA Typ. @25 °C, Standby without RTC: 1.1 µA Typ. @85 °C |
Key Features
- Dynamic Efficiency Line with enhanced Batch Acquisition Mode (eBAM)
- Adaptive real-time accelerator (ART Accelerator™) for 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
- Dual mode Quad-SPI interface
- True random number generator, CRC calculation unit, 96-bit unique ID
- 128/256-bit hardware encryption accelerator (AES)
- Low-power RTC with subsecond accuracy and hardware calendar
- Up to 114 I/O ports with interrupt capability, up to 109 fast I/Os up to 50 MHz
- Advanced connectivity including USB 2.0 full-speed device/host/OTG controller
Applications
The STM32F423RHT6 is suitable for a wide range of applications that require high performance, low power consumption, and advanced features. These include:
- Industrial automation and control systems
- Medical devices requiring precise data processing and low power consumption
- Automotive systems, especially those needing advanced motor control and communication interfaces
- Consumer electronics that demand high performance and power efficiency
- IoT devices requiring secure data processing and communication capabilities
Q & A
- What is the core architecture of the STM32F423RHT6?
The STM32F423RHT6 is based on the Arm® Cortex®-M4 32-bit RISC core with a floating-point unit (FPU) and DSP instructions.
- What is the maximum operating frequency of the STM32F423RHT6?
The maximum operating frequency is up to 100 MHz.
- How much flash and SRAM memory does the STM32F423RHT6 have?
The device has 1.5 Mbytes of flash memory and 320 Kbytes of SRAM.
- What is the power supply range for the STM32F423RHT6?
The power supply range is from 1.7 V to 3.6 V.
- What are the key communication interfaces available on the STM32F423RHT6?
The device features up to 4x I2C, up to 10 UARTs, up to 5 SPI/I2S, and a USB 2.0 full-speed device/host/OTG controller.
- Does the STM32F423RHT6 support encryption?
Yes, it includes a 128/256-bit hardware encryption accelerator (AES).
- What is the temperature range for the STM32F423RHT6?
The operating temperature range is from -40 °C to 85/105/125 °C.
- How many timers does the STM32F423RHT6 have?
The device includes up to twelve 16-bit timers and two 32-bit timers.
- What is the purpose of the Batch Acquisition Mode (BAM) in the STM32F423RHT6?
The Batch Acquisition Mode (BAM) is designed to reduce power consumption during data batching.
- Does the STM32F423RHT6 support low-power modes?
Yes, it supports various low-power modes including Stop and Standby modes with low power consumption.
- What package options are available for the STM32F423RHT6?
The device is available in an LQFP 64 10x10x1.4 mm package.
