Overview
The STM32F407IEH7 is a high-performance microcontroller from STMicroelectronics, part of the STM32F407xx family. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 168 MHz. This microcontroller features a floating-point unit (FPU) and a full set of DSP instructions, making it suitable for applications requiring high computational power and efficiency. The STM32F407IEH7 is designed for various applications, including medical, industrial, and consumer sectors, where high integration, performance, and low power consumption are critical.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU |
| Frequency | Up to 168 MHz |
| Flash Memory | Up to 512 Kbytes |
| SRAM | Up to 192 Kbytes + 4 Kbytes of backup SRAM |
| OTP Memory | 512 bytes |
| Package | UFBGA 176+25 10x10x0.6 P 0.65 mm |
| Supply Voltage | 1.8 V to 3.6 V |
| Communication Interfaces | Up to 15 interfaces including USB OTG, Ethernet MAC, USART, SPI, I²C, CAN, SDIO |
| Timers | Up to 17 timers (12 16-bit, 2 32-bit) |
| ADC/DAC | 3x 12-bit ADCs, 2x 12-bit DACs |
| Low-Power Modes | Sleep, Stop, and Standby modes |
| Operating Temperature | -40°C to 105°C |
Key Features
- High-Performance Core: Arm® Cortex®-M4 CPU with FPU, running at up to 168 MHz, and DSP instructions.
- Memory: Up to 512 Kbytes of Flash memory, up to 192 Kbytes of SRAM, and 512 bytes of OTP memory.
- Communication Interfaces: Includes USB OTG, Ethernet MAC with IEEE 1588 v2 support, USART, SPI, I²C, CAN, and SDIO interfaces.
- Analog Peripherals: Three 12-bit ADCs and two 12-bit DACs.
- Timers and Counters: Up to 17 timers, including 12 16-bit and 2 32-bit timers.
- Low-Power Operation: Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- Security Features: Crypto/hash processor in some variants, true random number generator, and CRC calculation unit.
- Advanced Connectivity: 8- to 14-bit parallel camera interface, audio PLL, and dedicated DMA for USB and Ethernet.
Applications
The STM32F407IEH7 is versatile and can be used in a variety of applications, including:
- Industrial Automation: For control systems, motor control, and industrial communication.
- Medical Devices: For medical equipment requiring high precision and reliability.
- Consumer Electronics: For smart home devices, audio equipment, and other consumer products.
- Automotive Systems: For vehicle control systems and advanced driver-assistance systems (ADAS).
- IoT Devices: For Internet of Things applications requiring advanced connectivity and low power consumption.
Q & A
- What is the core architecture of the STM32F407IEH7?
The STM32F407IEH7 is based on the Arm® Cortex®-M4 32-bit RISC core with a floating-point unit (FPU) and DSP instructions.
- What is the maximum frequency of the STM32F407IEH7?
The maximum frequency is up to 168 MHz.
- How much Flash and SRAM memory does the STM32F407IEH7 have?
It has up to 512 Kbytes of Flash memory and up to 192 Kbytes of SRAM.
- What communication interfaces are available on the STM32F407IEH7?
It includes USB OTG, Ethernet MAC, USART, SPI, I²C, CAN, and SDIO interfaces.
- Does the STM32F407IEH7 support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- What are the key analog peripherals of the STM32F407IEH7?
It features three 12-bit ADCs and two 12-bit DACs.
- How many timers does the STM32F407IEH7 have?
It has up to 17 timers, including 12 16-bit and 2 32-bit timers.
- Is the STM32F407IEH7 suitable for industrial applications?
Yes, it is suitable for industrial automation, medical devices, and other industrial applications due to its high performance and reliability.
- Does the STM32F407IEH7 have any security features?
Yes, some variants include a crypto/hash processor, a true random number generator, and a CRC calculation unit.
- What is the operating temperature range of the STM32F407IEH7?
The operating temperature range is -40°C to 105°C.
