Overview
The STM32F427ZIT7TR is a high-performance microcontroller from STMicroelectronics, 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 includes a floating-point unit (FPU) and a full set of DSP instructions, along with a memory protection unit (MPU) for enhanced application security. This microcontroller is designed for applications requiring high computational power, advanced graphics, and extensive peripheral support.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™), up to 180 MHz |
| Memories | Up to 2 MB of Flash memory, up to 256+4 KB of SRAM, 512 bytes of OTP memory |
| External Memory | 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 ADC: 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 3 × I2C interfaces, up to four USARTs/4 UARTs, up to 6 SPIs, 2 × CAN (2.0B active), USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC |
| Power Management | 1.7 V to 3.6 V application supply and I/Os, Sleep, Stop, and Standby modes |
| Package | LQFP 144 20x20x1.4 mm |
| Operating Temperature | Industrial grade, -40°C to 105°C |
Key Features
- Includes ST state-of-the-art patented technology.
- Arm® 32-bit Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™), frequency up to 180 MHz, MPU, and DSP instructions.
- High-speed embedded memories: up to 2 MB of Flash memory, up to 256+4 KB of SRAM.
- Flexible external memory controller with up to 32-bit data bus.
- LCD-TFT controller with fully programmable resolution.
- Chrom-ART Accelerator™ for enhanced graphic content creation (DMA2D).
- Advanced connectivity: USB 2.0 full-speed/device/host/OTG, 10/100 Ethernet MAC, and multiple serial interfaces.
- Low power modes: Sleep, Stop, and Standby modes.
- True random number generator, CRC calculation unit, and RTC with subsecond accuracy.
- ECOPACK2 compliant packages.
Applications
The STM32F427ZIT7TR is suitable for a wide range of applications that require high computational power, advanced graphics, and extensive peripheral support. These include:
- Industrial automation and control systems.
- Medical devices requiring precise data processing and real-time capabilities.
- Aerospace and defense applications where high reliability and performance are critical.
- Automotive systems, including advanced driver-assistance systems (ADAS) and infotainment systems.
- Consumer electronics such as smart home devices, wearables, and high-end audio equipment.
Q & A
- What is the core architecture of the STM32F427ZIT7TR?
The core is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU) and DSP instructions.
- What is the maximum operating frequency of the STM32F427ZIT7TR?
The maximum operating frequency is up to 180 MHz.
- How much Flash and SRAM memory does the STM32F427ZIT7TR 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 STM32F427ZIT7TR?
It includes USB 2.0, 10/100 Ethernet MAC, multiple USARTs, SPIs, I2Cs, and CAN interfaces.
- Does the STM32F427ZIT7TR support low power modes?
Yes, it supports Sleep, Stop, and Standby modes.
- What is the operating temperature range for the STM32F427ZIT7TR?
The operating temperature range is -40°C to 105°C.
- What package options are available for the STM32F427ZIT7TR?
It is available in LQFP 144 20x20x1.4 mm package.
- Does the STM32F427ZIT7TR have any specific features for graphics and display?
Yes, it includes an LCD-TFT controller and Chrom-ART Accelerator™ for enhanced graphic content creation.
- Is the STM32F427ZIT7TR compliant with any environmental standards?
Yes, it is ECOPACK2 compliant.
- What is the purpose of the ART Accelerator™ in the STM32F427ZIT7TR?
The ART Accelerator™ allows 0-wait state execution from flash memory, enhancing performance.
