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Home > Products > Integrated Circuits (ICs) > Embedded > Microcontrollers

STMicroelectronics STM32F469IIT6E

Name: STM32F469IIT6E
Brand: STMicroelectronics
SKU: STM32F469IIT6E
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: STM32F469IIT6E

Manufacturer:: STMicroelectronics

Category:: Microcontrollers

Package:: 176-LQFP

Datasheet:: STM32F469IIT6E.pdf

Description:: IC MCU 32BIT 2MB FLASH 176LQFP

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Product details

Overview

STM32F469IIT6E from STMicroelectronics is a high-performance Arm® Cortex®-M4 MCU with FPU and ART Accelerator™, operating at up to 180 MHz (225 DMIPS), featuring 2 MB dual-bank Flash, 384+4 KB SRAM (including 64 KB CCM), integrated Chrom-ART Accelerator™ for GUI acceleration, MIPI DSI host controller (720p@30 Hz), and LCD-TFT controller (XGA). It targets embedded HMI applications requiring rich graphics, real-time connectivity, and industrial-grade reliability.

For engineers reviewing the STM32F469IIT6E datasheet, STM32F469IIT6E pinout, STM32F469IIT6E application, or STM32F469IIT6E equivalent, key selection considerations include its dual Quad-SPI interface for external memory expansion, USB OTG HS/FS + Ethernet MAC with IEEE 1588v2 support, and 161 I/Os with 159 5 V-tolerant pins - critical for multi-interface industrial displays and connected edge devices.

Technical Context

This MCU integrates a tightly coupled architecture where the ART Accelerator™ enables zero-wait-state execution from Flash, while the Chrom-ART Accelerator™ (DMA2D) offloads 2D graphics composition from the CPU. Its dual-bank Flash supports true read-while-write operation, essential for secure firmware updates without halting execution.

The device implements two independent USB controllers (OTG_FS and OTG_HS with dedicated DMA), a 10/100 Ethernet MAC with hardware timestamping, and a parallel camera interface (DCMI) capable of 54 MB/s throughput - enabling simultaneous high-bandwidth video capture and networked display streaming in edge vision systems.

Key Specifications

Parameter	Value and Actual Design Meaning
CPU Core	Arm Cortex-M4 with FPU, 180 MHz max, 225 DMIPS - delivers deterministic real-time DSP and floating-point performance for motor control and audio processing.
Memory	2 MB dual-bank Flash (read-while-write), 384+4 KB SRAM (64 KB CCM) - enables seamless firmware updates and low-latency data buffering for real-time tasks.
Graphics Engine	Chrom-ART Accelerator™ (DMA2D) + LCD-TFT controller (XGA) + MIPI DSI host (720p@30 Hz) - reduces CPU load by >70% in GUI rendering and drives high-resolution embedded displays directly.
Connectivity	USB OTG HS/FS (dedicated DMA), 10/100 Ethernet MAC (IEEE 1588v2), 2× CAN 2.0B, SDIO, 6× SPI, 4× UART - supports concurrent wired/wireless communication in industrial gateways.
Analog Peripherals	3× 12-bit ADC (2.4 MSPS, 24 channels), 2× 12-bit DAC, true RNG, temperature sensor - enables precision sensor fusion and closed-loop analog control.
Timing & Power	4–26 MHz crystal oscillator, 32 kHz RTC oscillator with calibration, Sleep/Stop/Standby modes, VBAT backup (20×32-bit registers + 4 KB SRAM) - ensures accurate timekeeping and ultra-low-power operation in battery-backed HMIs.

Pinout & Package

LQFP176 (24 × 24 mm) package with 161 user I/Os, including 159 5 V-tolerant pins and dedicated power/ground pins for noise-sensitive analog and high-speed digital domains.

Pin/Terminal	Circuit Role	Design Meaning
VDD, VSS	Main power supply and ground	Separate analog/digital domains with dedicated VCAP1/VCAP2 decoupling pins - required for stable core voltage regulation at 180 MHz.
PA0–PA15, PB0–PB15, etc.	General-purpose I/Os	161 total I/Os; 159 support 5 V tolerance - simplifies level-shifting in mixed-voltage industrial interfaces.
PH13–PH15, PI0–PI12	MIPI DSI host interface	D-PHY lanes (CLKP/N, DAT0P/N–DAT3P/N) - directly drives MIPI DSI panels up to 720p@30 Hz without external bridge IC.
PD0–PD15, PG11–PG15	LCD-TFT parallel interface	24-bit RGB + HSYNC/VSYNC/DE - supports XGA (1024×768) displays with hardware pixel clock generation.
PC6–PC9, PD3–PD6	DCMI camera interface	8–14-bit parallel bus (HSYNC/VSYNC/PCLK/D[0:13]) - captures raw image data at up to 54 MB/s for real-time machine vision preprocessing.

Key Features

Feature	Design Value
ART Accelerator™	Enables 0-wait-state execution from Flash at 180 MHz - eliminates instruction fetch stalls and guarantees deterministic interrupt latency in real-time control loops.
Chrom-ART Accelerator™	Hardware-accelerated 2D graphics composition (blending, rotation, scaling) - reduces CPU utilization by ≥70% during GUI animation and layer compositing.
Dual Quad-SPI Interface	Two independent QUADSPI controllers supporting octal DDR mode - allows booting from one flash while executing from another, enabling A/B firmware update schemes.
Flexible Memory Controller (FMC)	32-bit bus supporting SDRAM, PSRAM, NOR/NAND flash - enables external frame buffer for high-resolution TFT displays or large data logging buffers.
USB OTG HS + FS with Dedicated DMA	Simultaneous high-speed (480 Mbps) and full-speed (12 Mbps) USB operation - supports composite devices (e.g., HID + CDC + MSC) without CPU overhead.

Applications

Industrial HMI Display

Edge Vision Gateway

Use Scenario: Touch-enabled factory operator panel with animated GUI, real-time PLC status visualization, and local data logging.

IC Role / Device Role / Timing Role: Primary application processor managing display rendering via MIPI DSI and LCD-TFT, executing control logic, and communicating over CAN/Ethernet.

Use Value: Chrom-ART Accelerator™ enables smooth 60 fps GUI updates on XGA displays while reserving >85% CPU bandwidth for deterministic control tasks.

Use Scenario: Smart camera node capturing live video via parallel sensor, performing edge inference, and streaming metadata over Ethernet/USB.

IC Role / Device Role / Timing Role: Central processor handling DCMI video acquisition, neural network inference (via CMSIS-NN), and dual-network packet routing.

Use Value: 54 MB/s DCMI throughput + 10/100 Ethernet MAC with IEEE 1588v2 timestamping enables synchronized video capture and time-critical event reporting.

Medical Patient Monitor

Automotive Infotainment Prototype

Use Scenario: Portable diagnostic device displaying real-time ECG waveforms, vital signs, and alarm notifications on color TFT screen.

IC Role / Device Role / Timing Role: Real-time signal processor acquiring analog sensor data via 3× ADCs, rendering waveform overlays using DMA2D, and managing USB HID for PC connectivity.

Use Value: Triple interleaved ADC mode (7.2 MSPS) captures high-fidelity biomedical signals, while CCM RAM ensures sub-microsecond response to critical alarms.

Use Scenario: In-vehicle infotainment development platform supporting Android Automotive OS with HDMI output, Bluetooth audio, and CAN bus diagnostics.

IC Role / Device Role / Timing Role: Application co-processor interfacing with main SoC via SPI/UART, managing display timing, touch controller, and vehicle network translation.

Use Value: Dual CAN 2.0B interfaces and 161 I/Os allow direct integration with automotive sensors and actuators, while MIPI DSI supports high-resolution cluster displays.

Equivalent & Alternatives

The following parts are listed as comparable options for similar high-performance graphics-capable MCU applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
STM32F769NIH6	Higher clock (216 MHz), larger SRAM (512+16 KB), same peripherals but no MIPI DSI - uses parallel RGB only.	Lacks native MIPI DSI; requires external bridge IC for modern DSI panels - increases BOM cost and PCB complexity.	Select when maximum CPU performance and SRAM are prioritized over integrated DSI, or when legacy RGB displays dominate the design.
STM32H743VIT6	Cortex-M7 core (480 MHz), dual-core option, no Chrom-ART but GPU-like MDMA engine, adds JPEG codec and crypto accelerators.	Superior compute throughput but lacks dedicated MIPI DSI host - relies on software-driven DSI or external PHY, increasing driver development effort.	Choose for AI/ML edge inference workloads where JPEG decode, SHA/DES acceleration, or dual-core RTOS partitioning outweighs integrated DSI convenience.

Compared with STM32F469IIT6E, the STM32F769NIH6 trades MIPI DSI integration for higher clock speed and memory, while the STM32H743VIT6 shifts focus to computational density and security - making the F469IIT6E uniquely optimized for cost-sensitive, DSI-native embedded displays with balanced real-time performance.

Availability

STM32F469IIT6E is available at Aetrix Electronics and suitable for industrial HMI, medical patient monitors, edge vision gateways, and automotive infotainment prototypes requiring stable component supply across long product lifecycles.

Supply support for STM32F469IIT6E includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

STMicroelectronics is a global semiconductor leader headquartered in Geneva, specializing in microcontrollers, power management, sensors, and automotive ICs with strong industrial and automotive qualifications.

The STM32F4-series is designed for high-performance embedded applications demanding real-time responsiveness, rich graphics, and multi-protocol connectivity - targeting industrial automation, medical devices, and consumer electronics with graphical user interfaces.

FAQ

What is the maximum resolution supported by the LCD-TFT controller?

The LCD-TFT controller (LTDC) supports up to XGA resolution (1024 × 768 pixels) with 24-bit RGB interface and programmable pixel clock. It includes hardware features such as layer blending, alpha blending, and dithering - enabling high-fidelity display output without CPU intervention for static or animated content.

Does STM32F469IIT6E support USB device and host simultaneously?

Yes - it integrates two independent USB controllers: OTG_FS (full-speed) and OTG_HS (high-speed/full-speed with ULPI). Each has dedicated DMA and on-chip PHYs, allowing concurrent USB device (e.g., CDC virtual COM port) and host (e.g., USB flash drive mass storage) operation without resource contention.

How does the Chrom-ART Accelerator™ reduce CPU load in GUI applications?

The Chrom-ART Accelerator™ (DMA2D) performs 2D graphics operations - including memory-to-memory copy, pixel format conversion, and alpha-blending - in hardware. Benchmarks show ≥70% CPU load reduction during GUI layer composition, freeing the Cortex-M4 core for real-time control, communication, or sensor processing tasks.

What external memory types are supported by the Flexible Memory Controller (FMC)?

The FMC supports SRAM, PSRAM, NOR flash, NAND flash, and SDRAM/LPSDR with up to 32-bit data bus width. It includes configurable timing parameters and bank selection logic - enabling direct connection to external frame buffers, large code storage, or real-time data logging memory without external glue logic.

STM32F469IIT6E Specifications

Product attributes: Attribute value

Manufacturer:: STMicroelectronics

Package/Case:: 176-LQFP

Series:: STM32F4

Packaging:: Tray

Product Status:: Active

Programmable:: Not Verified

Core Processor:: ARM® Cortex®-M4

Core Size:: 32-Bit Single-Core

Speed:: 180MHz

Connectivity:: CANbus, EBI/EMI, Ethernet, I2C, IrDA, LINbus, SAI, SDIO, SPI, UART/USART, USB, USB OTG

Peripherals:: Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT

Number of I/O:: 131

Program Memory Size:: 2MB (2M x 8)

Program Memory Type:: FLASH

EEPROM Size:: -

RAM Size:: 384K x 8

Voltage - Supply (Vcc/Vdd):: 1.7V ~ 3.6V

Data Converters:: A/D 16x12b; D/A 2x12b

Oscillator Type:: Internal

Operating Temperature:: -40°C ~ 85°C (TA)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:

STM32F469IIT6E FAQ

1.How can I place an order for STM32F469IIT6E through Aetrix?

Please submit a Request for Quotation (RFQ) for STM32F469IIT6E on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for STM32F469IIT6E reliable?

The price and inventory of STM32F469IIT6E are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F469IIT6E is usually 5 days.

3.What payment methods are accepted for STM32F469IIT6E?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F469IIT6E transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for STM32F469IIT6E?

STM32F469IIT6E orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your STM32F469IIT6E order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for STM32F469IIT6E?

For technical support, including STM32F469IIT6E datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F469IIT6E requirements.

6.How does Aetrix verify that STM32F469IIT6E is sourced from the original manufacturer or authorized distributors?

All STM32F469IIT6E products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that STM32F469IIT6E meets industry standards.

7.What is the process for return or replacement of STM32F469IIT6E?

All STM32F469IIT6E units undergo pre-shipment inspection (PSI). If there is an issue with STM32F469IIT6E, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The STM32F469IIT6E part is unused and in its original packaging.

Return procedure for STM32F469IIT6E:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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