Overview
The STM32F722RET7, produced by STMicroelectronics, is a high-performance microcontroller based on the Arm® Cortex®-M7 32-bit RISC core. This device operates at a frequency of up to 216 MHz and features a single floating-point unit (SFPU) that supports Arm® single-precision data-processing instructions and DSP instructions. It also includes a memory protection unit (MPU) to enhance application security. The STM32F722RET7 is part of the STM32F722xx and STM32F723xx family, known for its high-speed embedded memories and extensive range of enhanced I/Os and peripherals.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Processor | Arm® 32-bit Cortex®-M7 CPU with FPU, adaptive real-time accelerator (ART Accelerator), and L1-cache |
| Core Frequency | Up to 216 MHz |
| Flash Memory | Up to 512 Kbytes with protection mechanisms |
| SRAM | 256 Kbytes (including 64 Kbytes of data TCM RAM and 16 Kbytes of instruction TCM RAM) + 4 Kbytes of backup SRAM |
| OTP Memory | 528 bytes |
| External Memory Controller | Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND memories |
| ADCs | Three 12-bit ADCs, up to 24 channels and 7.2 MSPS in triple interleaved mode |
| DACs | Two 12-bit D/A converters |
| Timers | Thirteen general-purpose 16-bit timers, two general-purpose 32-bit timers |
| Communication Interfaces | Up to three I2C interfaces, four USARTs/UARTs, five SPIs, two SAIs, one CAN 2.0B, two SDMMCs, USB 2.0 full-speed/device/host/OTG controller |
| Operating Voltage | 1.7 V to 3.6 V |
| Operating Temperature | -40°C to +105°C |
| Package | LQFP 64 10x10x1.4 mm |
Key Features
- Arm® 32-bit Cortex®-M7 CPU with FPU, adaptive real-time accelerator (ART Accelerator), and L1-cache (8 Kbytes of data cache and 8 Kbytes of instruction cache)
- High-speed embedded memories: up to 512 Kbytes of Flash memory, 256 Kbytes of SRAM, and 4 Kbytes of backup SRAM
- Flexible external memory controller supporting SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND memories
- Three 12-bit ADCs, two 12-bit D/A converters, and a low-power RTC
- Thirteen general-purpose 16-bit timers and two general-purpose 32-bit timers
- True random number generator (RNG), CRC calculation unit, and hardware calendar
- Advanced communication interfaces: up to three I2C interfaces, four USARTs/UARTs, five SPIs, two SAIs, one CAN 2.0B, two SDMMCs
- USB 2.0 full-speed/device/host/OTG controller with on-chip PHY
- Low-power modes: Sleep, Stop, and Standby modes
- Up to 140 I/O ports with interrupt capability and up to 136 fast I/Os up to 108 MHz
Applications
The STM32F722RET7 is suitable for a wide range of applications that require high performance, low power consumption, and advanced peripherals. These include:
- Industrial automation and control systems
- Medical devices requiring precise signal processing and low power consumption
- Aerospace and defense applications where high reliability and performance are critical
- Consumer electronics such as audio and video processing devices
- Automotive systems, including advanced motor control and safety features
- IoT devices that need robust communication interfaces and low power modes
Q & A
- What is the core processor of the STM32F722RET7?
The core processor is the Arm® 32-bit Cortex®-M7 CPU with FPU, adaptive real-time accelerator (ART Accelerator), and L1-cache.
- What is the maximum operating frequency of the STM32F722RET7?
The maximum operating frequency is up to 216 MHz.
- How much Flash memory does the STM32F722RET7 have?
The device has up to 512 Kbytes of Flash memory.
- What types of ADCs and DACs are available on the STM32F722RET7?
The device features three 12-bit ADCs and two 12-bit D/A converters.
- What communication interfaces are supported by the STM32F722RET7?
The device supports up to three I2C interfaces, four USARTs/UARTs, five SPIs, two SAIs, one CAN 2.0B, two SDMMCs, and USB 2.0 full-speed/device/host/OTG controller.
- What are the operating voltage and temperature ranges of the STM32F722RET7?
The operating voltage range is 1.7 V to 3.6 V, and the operating temperature range is -40°C to +105°C.
- What package options are available for the STM32F722RET7?
The device is available in an LQFP 64 10x10x1.4 mm package.
- Does the STM32F722RET7 support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes.
- How many I/O ports does the STM32F722RET7 have?
The device has up to 140 I/O ports with interrupt capability.
- Is the STM32F722RET7 RoHS compliant?
Yes, the device is RoHS compliant with an Ecopack2 grade.
