Overview
The STM32G431K8T6 is a mainstream microcontroller from STMicroelectronics, based on the high-performance Arm Cortex-M4 32-bit RISC core. It operates at a frequency of up to 170 MHz and features a single-precision floating-point unit (FPU), DSP instructions, and a memory protection unit (MPU) for enhanced security. This MCU is part of the STM32G431x6/x8/xB family and is designed for a wide range of applications requiring high performance, low power consumption, and advanced peripherals.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm 32-bit Cortex-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) |
| Frequency | Up to 170 MHz with 213 DMIPS |
| Memories | 128 Kbytes of Flash memory, 32 Kbytes of SRAM, 10 Kbytes of CCM SRAM |
| Voltage Range | 1.71 V to 3.6 V |
| Operating Temperature | -40 to +85 °C (+105 °C junction), -40 to +125 °C (+130 °C junction) |
| ADCs | Two 12-bit ADCs (4 Msps), up to 23 channels |
| DACs | Four 12-bit DAC channels (2 external, 2 internal) |
| Timers | One 32-bit timer, ten 16-bit timers, including advanced motor control timers |
| Communication Interfaces | Three I2Cs, three SPIs, four USARTs/UARTs, one FDCAN, one SAI, USB 2.0 full-speed interface |
| Package | LQFP 32 7x7x1.4 mm |
| RoHS Compliance | Ecopack2 |
Key Features
- Mathematical hardware accelerators: CORDIC for trigonometric functions and FMAC for filter functions
- Advanced analog peripherals: two fast 12-bit ADCs, four ultra-fast rail-to-rail analog comparators, three operational amplifiers
- Internal voltage reference buffer (VREFBUF) supporting three output voltages
- Low-power modes: sleep, stop, standby, and shutdown
- VBAT supply for RTC and backup registers
- Up to 86 fast I/Os with 5 V tolerant capability
- 12-channel DMA controller
- True random number generator (RNG), CRC calculation unit, and 96-bit unique ID
- Development support: serial wire debug (SWD), JTAG, Embedded Trace Macrocell™
Applications
The STM32G431K8T6 is suitable for a variety of applications, including:
- Industrial automation and control systems
- Medical devices requiring high precision and low power consumption
- Automotive systems, especially those needing advanced motor control
- Consumer electronics, such as smart home devices and IoT applications
- Energy management and metering systems
Q & A
- What is the core of the STM32G431K8T6?
The core is the Arm 32-bit Cortex-M4 CPU with a single-precision floating-point unit (FPU) and Adaptive real-time accelerator (ART Accelerator). - What is the maximum operating frequency of the STM32G431K8T6?
The maximum operating frequency is up to 170 MHz with 213 DMIPS. - What types of memories are available on the STM32G431K8T6?
The device features 128 Kbytes of Flash memory, 32 Kbytes of SRAM, and 10 Kbytes of CCM SRAM. - What is the voltage range for the STM32G431K8T6?
The voltage range is from 1.71 V to 3.6 V. - What are the key analog peripherals of the STM32G431K8T6?
The key analog peripherals include two fast 12-bit ADCs, four ultra-fast rail-to-rail analog comparators, and three operational amplifiers. - Does the STM32G431K8T6 support low-power modes?
Yes, it supports sleep, stop, standby, and shutdown low-power modes. - What communication interfaces are available on the STM32G431K8T6?
The device features three I2Cs, three SPIs, four USARTs/UARTs, one FDCAN, one SAI, and a USB 2.0 full-speed interface. - What is the package type of the STM32G431K8T6?
The package type is LQFP 32 7x7x1.4 mm. - Is the STM32G431K8T6 RoHS compliant?
Yes, it is RoHS compliant with an Ecopack2 rating. - What development tools are supported by the STM32G431K8T6?
The device supports serial wire debug (SWD), JTAG, and Embedded Trace Macrocell™.
