Overview
The STM32F769IIT6 is a high-performance microcontroller from STMicroelectronics, part of the STM32F7 series. It is based on the Arm® Cortex®-M7 32-bit RISC core, operating at up to 216 MHz. This microcontroller features a floating-point unit (FPU), a memory protection unit (MPU), and a full set of DSP instructions, making it suitable for demanding applications that require high processing power and advanced peripherals.
The device includes up to 2 Mbytes of flash memory, 512 Kbytes of SRAM, and various advanced peripherals such as LCD-TFT display controllers, USB OTG, Ethernet, and multiple communication interfaces. It operates within a temperature range of –40 to +105 °C and supports a wide range of power-saving modes, making it versatile for various industrial and consumer applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® 32-bit Cortex®-M7 CPU with FPU, ART Accelerator, and L1-cache |
| Frequency | Up to 216 MHz |
| Flash Memory | Up to 2 Mbytes, organized into two banks allowing read-while-write |
| SRAM | 512 Kbytes (including 128 Kbytes of data TCM RAM and 16 Kbytes of instruction TCM RAM) + 4 Kbytes of backup SRAM |
| External Memory | Flexible external memory controller with up to 32-bit data bus: SRAM, PSRAM, SDRAM/LPSDR SDRAM, NOR/NAND memories |
| Power Supply | 1.7 to 3.6 V application supply and I/Os |
| Temperature Range | –40 to +105 °C |
| Package | LQFP 176 24x24x1.4 mm |
| Communication Interfaces | Up to four I2Cs, six SPIs, four USARTs/UARTs, USB OTG full-speed and high-speed, three CANs, Ethernet, etc. |
| Timers | Up to 18 timers: up to thirteen 16-bit and two 32-bit timers |
| ADC/DAC | Three 12-bit ADCs, two 12-bit DACs |
| Graphics and Display | Chrom-ART Accelerator, hardware JPEG codec, LCD-TFT controller supporting up to XGA resolution |
Key Features
- High-Performance Core: Arm® 32-bit Cortex®-M7 CPU with FPU, ART Accelerator, and L1-cache, allowing 0-wait state execution from embedded flash and external memories.
- Advanced Peripherals: Includes LCD-TFT display controller, USB OTG full-speed and high-speed, Ethernet, three CANs, two SAI serial audio interfaces, and more.
- Memory and Storage: Up to 2 Mbytes of flash memory, 512 Kbytes of SRAM, and flexible external memory controller.
- Graphics and Display: Chrom-ART Accelerator, hardware JPEG codec, and MIPI® DSI host controller supporting up to 720p 30 Hz resolution.
- Power Management: Sleep, Stop, and Standby modes, VBAT supply for RTC, and 32×32 bit backup registers + 4 Kbytes backup SRAM.
- Communication Interfaces: Up to four I2Cs, six SPIs, four USARTs/UARTs, USB OTG, Ethernet, and more.
- Timers and Counters: Up to 18 timers including 16-bit and 32-bit timers with various modes.
Applications
- Motor Drive and Application Control: Suitable for motor control and application control due to its advanced timers and peripherals.
- Medical Equipment: Used in medical devices requiring high processing power and reliability.
- Industrial Applications: Ideal for PLCs, inverters, circuit breakers, and other industrial control systems.
- Printers and Scanners: Used in printing and scanning devices that require advanced peripherals and processing capabilities.
- Alarm Systems and HVAC: Suitable for alarm systems, video intercoms, and HVAC control systems.
- Home Audio Appliances: Used in home audio appliances that require advanced audio interfaces and processing.
- Mobile and IoT Applications: Suitable for mobile devices and Internet of Things (IoT) applications due to its low-power modes and advanced connectivity options.
- Wearable Devices: Used in wearable devices such as smartwatches and fitness trackers.
Q & A
- What is the core architecture of the STM32F769IIT6?
The STM32F769IIT6 is based on the Arm® 32-bit Cortex®-M7 CPU with FPU, ART Accelerator, and L1-cache.
- What is the maximum operating frequency of the STM32F769IIT6?
The maximum operating frequency is up to 216 MHz.
- How much flash and SRAM memory does the STM32F769IIT6 have?
The device has up to 2 Mbytes of flash memory and 512 Kbytes of SRAM.
- What are the power supply requirements for the STM32F769IIT6?
The device operates from a 1.7 to 3.6 V application supply and I/Os.
- What are the key communication interfaces available on the STM32F769IIT6?
The device includes up to four I2Cs, six SPIs, four USARTs/UARTs, USB OTG, Ethernet, and more.
- Does the STM32F769IIT6 support advanced graphics and display capabilities?
Yes, it includes a Chrom-ART Accelerator, hardware JPEG codec, and LCD-TFT controller supporting up to XGA resolution.
- What are the power-saving modes available on the STM32F769IIT6?
The device supports Sleep, Stop, and Standby modes, along with VBAT supply for RTC and backup SRAM.
- What is the temperature range for the STM32F769IIT6?
The device operates within a temperature range of –40 to +105 °C.
- What package options are available for the STM32F769IIT6?
The device is available in an LQFP 176 24x24x1.4 mm package among others.
- Is the STM32F769IIT6 suitable for industrial applications?
Yes, it is suitable for industrial applications such as PLCs, inverters, and circuit breakers due to its advanced peripherals and processing capabilities.
- Does the STM32F769IIT6 support audio interfaces?
Yes, it includes multiple audio interfaces such as I2S, SAI, and SPDIFRX.
