Overview
The STM32F469IIT6G is a high-performance microcontroller from STMicroelectronics, part of the STM32F4 series. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 180 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 includes high-speed embedded memories, extensive I/Os, and a range of peripherals, making it suitable for demanding applications requiring high computational power and advanced graphics capabilities.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU |
| Frequency | Up to 180 MHz |
| Flash Memory | Up to 2 MB, organized into two banks allowing read-while-write |
| SRAM | Up to 384+4 KB, including 64 KB of CCM (core coupled memory) data RAM |
| OTP Memory | 512 bytes |
| External Memory Controller | Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR, SDRAM, flash NOR/NAND memories |
| Graphics Accelerator | Chrom-ART Accelerator™ (DMA2D), graphical hardware accelerator |
| LCD Interface | LCD parallel interface, 8080/6800 modes; LCD TFT controller supporting up to XGA resolution |
| MIPI DSI | MIPI® DSI host controller supporting up to 720p 30 Hz resolution |
| 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 four USARTs and four UARTs, six SPIs, three I²C interfaces, CANbus, Ethernet, USB OTG HS/FS |
| Operating Temperature | -40°C to 85°C |
| Package | 176-LQFP (24x24) |
Key Features
- High-Performance Core: Arm® 32-bit Cortex®-M4 CPU with FPU, adaptive real-time accelerator (ART Accelerator™), and DSP instructions.
- Advanced Graphics: Chrom-ART Accelerator™ (DMA2D) for enhanced graphical user interface with minimum CPU load.
- Memory and Storage: Up to 2 MB of flash memory, up to 384+4 KB of SRAM, and flexible external memory controller.
- Analog and Digital Converters: 3× 12-bit ADCs, 2× 12-bit DACs.
- Timers and Watchdogs: Up to 17 timers, including 16-bit and 32-bit timers, and two watchdogs.
- Communication Interfaces: Multiple USARTs, UARTs, SPIs, I²C interfaces, CANbus, Ethernet, and USB OTG HS/FS.
- Power Management: Sleep, Stop, and Standby modes; VBAT supply for RTC; 1.7 V to 3.6 V application supply and I/Os.
- Security Features: Memory protection unit (MPU), true random number generator (RNG), and CRC calculation unit.
Applications
- Industrial Automation: Motor control, industrial control systems, and automation.
- Medical Devices: Medical imaging, patient monitoring systems, and diagnostic equipment.
- Aerospace and Defense: Avionics, navigation systems, and secure communication devices.
- Consumer Electronics: Smart home devices, wearables, and high-end consumer electronics requiring advanced graphics and processing power.
- Automotive Systems: Infotainment systems, driver assistance systems, and vehicle control units.
Q & A
- What is the core architecture of the STM32F469IIT6G?
The STM32F469IIT6G is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU) and DSP instructions.
- What is the maximum frequency of the STM32F469IIT6G?
The maximum frequency is up to 180 MHz.
- How much flash memory does the STM32F469IIT6G have?
Up to 2 MB of flash memory, organized into two banks allowing read-while-write.
- What are the key graphics capabilities of the STM32F469IIT6G?
The device features a Chrom-ART Accelerator™ (DMA2D) for enhanced graphical user interface, LCD parallel interface, and LCD TFT controller supporting up to XGA resolution.
- What types of communication interfaces are available on the STM32F469IIT6G?
The device includes multiple USARTs, UARTs, SPIs, I²C interfaces, CANbus, Ethernet, and USB OTG HS/FS.
- What is the operating temperature range of the STM32F469IIT6G?
The operating temperature range is -40°C to 85°C.
- What is the package type of the STM32F469IIT6G?
The package type is 176-LQFP (24x24).
- Does the STM32F469IIT6G support advanced power management features?
Yes, it supports Sleep, Stop, and Standby modes, and has a VBAT supply for RTC.
- What security features are included in the STM32F469IIT6G?
The device includes a memory protection unit (MPU), true random number generator (RNG), and CRC calculation unit.
- What are some typical applications for the STM32F469IIT6G?
Typical applications include industrial automation, medical devices, aerospace and defense, consumer electronics, and automotive systems.
- How many I/O ports does the STM32F469IIT6G have?
The device has up to 161 I/O ports with interrupt capability.
