Overview
The STM32F427IGH7, produced by STMicroelectronics, is a high-performance microcontroller part of the STM32F427xx and STM32F429xx families. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 180 MHz. The core features a floating-point unit (FPU) and a full set of DSP instructions, along with a memory protection unit (MPU) to enhance application security. This microcontroller is designed for applications requiring high computational power, advanced peripherals, and low power consumption.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™), up to 180 MHz, MPU |
| Flash Memory | Up to 2 MB, organized into two banks allowing read-while-write |
| SRAM | Up to 256+4 KB, including 64 KB of CCM (core coupled memory) data RAM |
| External Memory Controller | Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, Compact Flash/NOR/NAND memories |
| ADCs | 3 × 12-bit, 2.4 MSPS, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit D/A converters |
| Timers | Up to 17 timers: up to twelve 16-bit and two 32-bit timers |
| Communication Interfaces | Up to 21 interfaces including USB 2.0, Ethernet, CAN, SPI, USART, I2C, etc. |
| Operating Voltage | 1.7 V to 3.6 V application supply and I/Os |
| Package | UFBGA 176+25 10x10x0.6 P 0.65 mm |
| Operating Temperature | -40°C to 105°C |
Key Features
- Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™), and DSP instructions.
- High-speed embedded memories: up to 2 MB of Flash memory and up to 256+4 KB of SRAM.
- Flexible external memory controller supporting various memory types.
- LCD-TFT controller with fully programmable resolution and Chrom-ART Accelerator™ for enhanced graphic content creation.
- Advanced communication interfaces: USB 2.0, Ethernet, CAN, SPI, USART, I2C, etc.
- Low power modes: Sleep, Stop, and Standby modes.
- RTC with subsecond accuracy, hardware calendar, and backup registers.
- True random number generator and CRC calculation unit.
- Up to 168 I/O ports with interrupt capability and up to 166 5 V-tolerant I/Os.
Applications
- Industrial automation and control systems.
- Medical devices requiring high computational power and precision.
- Aerospace and defense applications needing robust and reliable microcontrollers.
- Automotive systems, including advanced driver-assistance systems (ADAS) and infotainment.
- Consumer electronics such as smart home devices and high-end appliances.
- IoT devices requiring advanced connectivity and low power consumption.
Q & A
- What is the core architecture of the STM32F427IGH7?
The STM32F427IGH7 is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU) and DSP instructions.
- What is the maximum frequency of the STM32F427IGH7?
The maximum frequency is up to 180 MHz.
- How much Flash and SRAM memory does the STM32F427IGH7 have?
It has up to 2 MB of Flash memory and up to 256+4 KB of SRAM.
- What types of communication interfaces are available on the STM32F427IGH7?
The microcontroller features USB 2.0, Ethernet, CAN, SPI, USART, I2C, and other advanced communication interfaces.
- Does the STM32F427IGH7 support low power modes?
Yes, it supports Sleep, Stop, and Standby modes for low power consumption.
- What is the operating voltage range of the STM32F427IGH7?
The operating voltage range is from 1.7 V to 3.6 V.
- What is the package type of the STM32F427IGH7?
The package type is UFBGA 176+25 10x10x0.6 P 0.65 mm.
- Does the STM32F427IGH7 have a real-time clock (RTC)?
Yes, it features an RTC with subsecond accuracy and a hardware calendar.
- What is the purpose of the Chrom-ART Accelerator™ in the STM32F427IGH7?
The Chrom-ART Accelerator™ is used for enhanced graphic content creation.
- Is the STM32F427IGH7 RoHS compliant?
Yes, it is RoHS compliant and follows the Ecopack2 standard.
