Overview
The STM32F401RET7 is a high-performance microcontroller from STMicroelectronics, part of the STM32F401xD/xE family. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 84 MHz. This 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.
The device incorporates high-speed embedded memories, including up to 512 Kbytes of Flash memory and 96 Kbytes of SRAM. It also offers an extensive range of enhanced I/Os and peripherals connected to multiple buses.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Min | 1.7 V |
| Supply Voltage Max | 3.6 V |
| Operating Temperature Min | -40.0°C |
| Operating Temperature Max | 105.0°C |
| Core | Arm Cortex-M4 |
| Clock Frequency | Up to 84 MHz |
| Flash Memory | Up to 512 Kbytes |
| SRAM | Up to 96 Kbytes |
| Package | LQFP 64 10x10x1.4 mm |
| Packing Type | Tray |
| RoHS Compliant | Ecopack2 |
| Grade | Industrial |
| ECCN US | 3A991.a.2 |
| ECCN EU | NEC |
Key Features
- Core and Performance: Arm® Cortex®-M4 32-bit RISC core with FPU, Adaptive real-time accelerator (ART Accelerator™) allowing 0-wait state execution from Flash memory, up to 84 MHz frequency, and 105 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1).
- Memories: Up to 512 Kbytes of Flash memory and up to 96 Kbytes of SRAM.
- Peripherals and I/Os: Extensive range of enhanced I/Os and peripherals, including one 12-bit ADC, 11 timers, and 12 communication interfaces (I2C, USART, SPI, USB 2.0 full-speed device/host/OTG controller).
- Power Management: Low power consumption with various modes (Run, Stop, Standby), and VBAT supply for RTC.
- Debug and Trace: Serial wire debug (SWD) & JTAG interfaces, Cortex-M4 Embedded Trace Macrocell™.
- Security and Protection: Memory protection unit (MPU) and various reset and supply management features (POR, PDR, PVD, BOR).
Applications
The STM32F401RET7 is suitable for a wide range of applications due to its high performance, low power consumption, and extensive peripheral set. Some typical applications include:
- Industrial Automation: Motor control, industrial communication, and automation systems.
- Medical Devices: Portable medical devices, diagnostic equipment, and medical imaging systems.
- Consumer Electronics: Smart home devices, audio and video equipment, and gaming consoles.
- Automotive Systems: Infotainment systems, driver assistance systems, and vehicle control units.
- IoT and Wearables: Internet of Things (IoT) devices, wearables, and other connected devices requiring high performance and low power consumption.
Q & A
- What is the core architecture of the STM32F401RET7?
The STM32F401RET7 is based on the Arm® Cortex®-M4 32-bit RISC core.
- What is the maximum operating frequency of the STM32F401RET7?
The maximum operating frequency is up to 84 MHz.
- How much Flash and SRAM memory does the STM32F401RET7 have?
It has up to 512 Kbytes of Flash memory and up to 96 Kbytes of SRAM.
- What are the operating temperature ranges for the STM32F401RET7?
The operating temperature ranges from -40.0°C to 105.0°C.
- Does the STM32F401RET7 support floating-point operations?
Yes, it features a floating-point unit (FPU) single precision.
- What types of communication interfaces are available on the STM32F401RET7?
It includes I2C, USART, SPI, and USB 2.0 full-speed device/host/OTG controller.
- Is the STM32F401RET7 RoHS compliant?
Yes, it is RoHS compliant with Ecopack2.
- What is the package type of the STM32F401RET7?
The package type is LQFP 64 10x10x1.4 mm.
- Does the STM32F401RET7 have any power-saving modes?
Yes, it has various power-saving modes including Run, Stop, and Standby.
- What debug interfaces are available on the STM32F401RET7?
It supports serial wire debug (SWD) & JTAG interfaces and Cortex-M4 Embedded Trace Macrocell™.
