Overview
The STM32F407IET6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F405xx and STM32F407xx family. It is based on the Arm® 32-bit Cortex®-M4 core, which operates at a frequency of up to 168 MHz. The Cortex®-M4 core includes a floating-point unit (FPU) and supports all Arm single-precision data-processing instructions and data types. It also features a full set of DSP instructions and a memory protection unit (MPU) to enhance application security.
This microcontroller incorporates high-speed embedded memories, including up to 512 Kbytes of Flash memory and up to 192 Kbytes of SRAM, along with an extensive range of enhanced I/Os and peripherals. It is designed for applications requiring high computational performance and advanced connectivity options.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator) |
| Frequency | Up to 168 MHz |
| Flash Memory | Up to 512 Kbytes |
| SRAM | Up to 192 Kbytes (including 64-Kbyte of CCM data RAM) |
| Backup SRAM | Up to 4 Kbytes |
| ADCs | 3 × 12-bit, 2.4 MSPS, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit |
| Timers | Up to 17 timers: 12 × 16-bit and 2 × 32-bit |
| Communication Interfaces | Up to 15 interfaces, including USB 2.0, Ethernet, SPI, I2C, USART, CAN |
| Package | LQFP-176 |
| Operating Voltage | 1.8 V to 3.6 V |
| Operating Temperature | -40°C to 105°C |
Key Features
- Arm® 32-bit Cortex®-M4 CPU with FPU and DSP instructions
- Adaptive real-time accelerator (ART Accelerator) for 0-wait state execution from Flash memory
- High-speed embedded memories: up to 512 Kbytes of Flash and up to 192 Kbytes of SRAM
- Extensive range of enhanced I/Os and peripherals
- Multiple communication interfaces: USB 2.0, Ethernet, SPI, I2C, USART, CAN
- Advanced timers: up to 17 timers including 12-bit and 32-bit timers
- Low-power modes: Sleep, Stop, and Standby
- True random number generator (RNG) and CRC calculation unit
- RTC with subsecond accuracy and hardware calendar
- ECOPACK2 compliant packages
Applications
The STM32F407IET6 is suitable for a wide range of applications that require high computational performance, advanced connectivity, and low power consumption. These include:
- Industrial automation and control systems
- Medical devices and healthcare equipment
- Aerospace and defense systems
- Automotive systems, including infotainment and driver assistance
- Consumer electronics, such as smart home devices and wearables
- Internet of Things (IoT) devices and smart sensors
Q & A
- What is the core architecture of the STM32F407IET6?
The STM32F407IET6 is based on the Arm® 32-bit Cortex®-M4 core with a floating-point unit (FPU) and DSP instructions.
- What is the maximum frequency of the STM32F407IET6?
The maximum frequency is up to 168 MHz.
- How much Flash and SRAM memory does the STM32F407IET6 have?
The STM32F407IET6 has up to 512 Kbytes of Flash memory and up to 192 Kbytes of SRAM.
- What communication interfaces are available on the STM32F407IET6?
The microcontroller features multiple communication interfaces including USB 2.0, Ethernet, SPI, I2C, USART, and CAN.
- Does the STM32F407IET6 support low-power modes?
Yes, it supports low-power modes such as Sleep, Stop, and Standby.
- What is the operating voltage range of the STM32F407IET6?
The operating voltage range is from 1.8 V to 3.6 V.
- What is the operating temperature range of the STM32F407IET6?
The operating temperature range is from -40°C to 105°C.
- Does the STM32F407IET6 have a true random number generator?
Yes, it includes a true random number generator (RNG).
- Is the STM32F407IET6 ECOPACK2 compliant?
Yes, all packages of the STM32F407IET6 are ECOPACK2 compliant.
- What types of timers are available on the STM32F407IET6?
The microcontroller features up to 17 timers, including 12-bit and 32-bit timers.
- Does the STM32F407IET6 support Ethernet communication?
Yes, it supports 10/100 Ethernet MAC with dedicated DMA.
