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

STMicroelectronics STM32F429VGT6

Name: STM32F429VGT6
Brand: STMicroelectronics
SKU: STM32F429VGT6
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: STM32F429VGT6

Manufacturer:: STMicroelectronics

Category:: Microcontrollers

Package:: 100-LQFP

Datasheet:: STM32F429VGT6.pdf

Description:: IC MCU 32BIT 1MB FLASH 100LQFP

Quantity:: RFQ Add To RFQ list

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Product details

Overview

STM32F429VGT6 from STMicroelectronics is a 32-bit Arm® Cortex®-M4 MCU with FPU, operating up to 180 MHz (225 DMIPS), featuring 1 MB flash, 256 KB SRAM + 4 KB backup SRAM, integrated LCD-TFT controller supporting up to 4096×2048 resolution, and dual USB OTG (FS/HS) with dedicated DMA - deployed in industrial HMI panels requiring real-time graphics rendering and multi-interface connectivity.

For engineers reviewing the STM32F429VGT6 datasheet, STM32F429VGT6 pinout, STM32F429VGT6 application, or STM32F429VGT6 equivalent, key selection criteria include its 100-pin LQFP package, LCD-TFT + Chrom-ART Accelerator™ support, dual CAN 2.0B, 10/100 Ethernet MAC with IEEE 1588v2 hardware timestamping, and 17 timers including two 32-bit units for high-precision motor control.

Technical Context

The device integrates an Adaptive Real-time Accelerator (ART Accelerator™) enabling zero-wait-state execution from flash at 180 MHz, paired with a Memory Protection Unit (MPU) and core-coupled memory (CCM) for deterministic real-time task isolation. Its dual-bank flash architecture supports read-while-write operations critical for firmware over-the-air (FOTA) updates without system interruption.

The LCD-TFT controller (LTDC) operates independently of the CPU, driving parallel RGB interfaces up to 83 MHz pixel clock, while the Chrom-ART Accelerator™ (DMA2D) offloads 2D graphics composition - including alpha blending and image format conversion - reducing CPU load by >60% in GUI-intensive applications.

Key Specifications

Parameter	Value and Actual Design Meaning
CPU Core	Arm Cortex-M4 with FPU, 180 MHz max frequency, 225 DMIPS performance - enables real-time DSP filtering and floating-point math for sensor fusion or motor algorithms.
Flash / RAM	1 MB dual-bank flash (read-while-write), 256 KB SRAM + 4 KB backup SRAM - supports secure boot partitioning and RTC-persistent data logging during power loss.
LCD Interface	LCD-TFT controller with 4096×2048 resolution support and 83 MHz pixel clock - drives high-resolution industrial displays without external video processor.
Connectivity	Dual USB OTG (FS/HS), 10/100 Ethernet MAC with IEEE 1588v2 hardware timestamping, 2×CAN 2.0B - enables time-synchronized industrial networking and dual-role peripheral/host operation.
Analog Peripherals	3×12-bit ADCs (2.4 MSPS each, 7.2 MSPS interleaved), 2×12-bit DACs - supports simultaneous multi-channel motor current sensing and analog output control.
Timers & I/O	Up to 17 timers (including two 32-bit units), 168 GPIOs (164 @ 90 MHz, 166 5 V-tolerant) - delivers precise PWM generation for servo drives and robust interfacing with legacy 5 V logic.

Pinout & Package

LQFP100 (14 × 14 mm) package with exposed thermal pad; RoHS-compliant, ECOPACK2 certified.

Pin/Terminal	Circuit Role	Design Meaning
VDD, VSS	Core power supply / ground	1.7–3.6 V main supply; requires external 2.2 µF VCAP1/VCAP2 decoupling for regulator stability.
PA0–PA15, PB0–PB15, etc.	General-purpose I/O	168 total GPIOs; 166 pins are 5 V-tolerant, enabling direct interface with industrial sensors and actuators without level shifters.
PC6–PC11, PD0–PD15	LCD-TFT data/control bus	Parallel 24-bit RGB interface (8080/6800 modes); supports active matrix TFT panels up to UXGA resolution.
PA12/PA11, PB14/PB15	USB OTG HS/FS physical layer	Dedicated ULPI interface for high-speed USB (480 Mbps); on-chip FS PHY eliminates external transceiver need.
PH13–PH15, PI0–PI10	Ethernet MAC signals (MII/RMII)	Direct connection to PHY ICs; IEEE 1588v2 hardware timestamping enables sub-microsecond synchronization in motion control networks.

Key Features

Feature	Design Value
Chrom-ART Accelerator™ (DMA2D)	Hardware-accelerated 2D graphics composition - reduces CPU load by offloading alpha blending, color format conversion, and memory-to-memory transfers.
Adaptive Real-time Accelerator™	Zero-wait-state flash execution at 180 MHz - eliminates cache misses in deterministic real-time loops for motor control or audio processing.
Flexible Memory Controller (FMC)	Supports SDRAM, NOR, NAND, PSRAM - enables external frame buffer expansion for high-resolution GUIs beyond internal SRAM limits.
True Random Number Generator (RNG)	FIPS 140-2 compliant entropy source - provides cryptographically secure keys for TLS handshake and secure firmware update authentication.
Camera Interface (DCMI)	8–14-bit parallel input, up to 54 MB/s throughput - captures VGA/UXGA frames directly into DMA-accessible memory for machine vision preprocessing.

Applications

Industrial HMI Panels

Medical Imaging Devices

Use Scenario: Touch-enabled operator interface for PLC-controlled machinery with animated status visualization and alarm logging.

IC Role / Device Role / Timing Role: Primary application processor executing FreeRTOS-based GUI stack, driving 7-inch WVGA TFT via LTDC, synchronizing with EtherCAT network via Ethernet MAC.

Use Value: Chrom-ART Accelerator™ renders anti-aliased vector graphics at 60 fps while CPU handles real-time I/O scanning - eliminating external GPU and reducing BOM cost by $3.20/unit.

Use Scenario: Portable ultrasound probe with real-time beamforming and grayscale image display.

IC Role / Device Role / Timing Role: Dual-role processor: acquires raw RF data via DCMI from ADC array, performs FFT-based beamforming in Cortex-M4 FPU, and outputs processed B-mode images to LCD via LTDC.

Use Value: 7.2 MSPS triple-interleaved ADC sampling captures 12-bit echo data at 20 MHz effective rate - meeting FDA Class II imaging latency requirements (<15 ms frame render).

Networked Motor Drives

Secure IoT Gateways

Use Scenario: Compact servo drive with field-oriented control (FOC), CANopen master, and web-based configuration portal.

IC Role / Device Role / Timing Role: Real-time motor controller using two 32-bit timers for PWM generation (100 kHz carrier), dual CAN for device-level communication, and Ethernet for cloud telemetry.

Use Value: Hardware IEEE 1588v2 timestamping aligns torque loop execution across multi-axis systems within ±250 ns - satisfying IEC 61800-7 synchronization class C.

Use Scenario: Edge gateway aggregating Modbus RTU sensors, encrypting data, and transmitting via TLS 1.3 to AWS IoT Core.

IC Role / Device Role / Timing Role: Secure host processor running Mbed TLS, leveraging RNG and 96-bit unique ID for certificate provisioning, with dual USB OTG enabling field technician firmware recovery.

Use Value: On-chip cryptographic acceleration and secure boot prevent unauthorized firmware injection - achieving PSA Certified Level 2 compliance for industrial IoT deployments.

Equivalent & Alternatives

The following parts are listed as comparable options for similar high-performance ARM Cortex-M4 microcontroller applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
STM32F767ZIT6	Higher clock (216 MHz), larger flash (2 MB), added L1 cache, no LCD-TFT controller	Better for compute-heavy tasks (e.g., AI inference), unsuitable for native TFT display driving	Select when prioritizing CPU throughput over integrated graphics; requires external display controller.
STM32H743VIT6	Dual-core (Cortex-M7 + M4), 480 MHz M7, 2 MB flash, DSI host interface instead of parallel LCD-TFT	Targeted at ultra-high-res displays (e.g., automotive digital clusters) using MIPI DSI, not parallel RGB	Choose for next-gen displays with DSI interface; incompatible pinout and software migration path.

Compared with STM32F429VGT6, STM32F767ZIT6 trades integrated display capability for higher computational headroom, while STM32H743VIT6 shifts to MIPI DSI ecosystem - making the F429VGT6 uniquely optimal for cost-sensitive, high-res parallel RGB HMI designs requiring minimal external components.

Availability

STM32F429VGT6 is available at Aetrix Electronics and suitable for industrial HMIs, medical imaging devices, networked motor drives, and secure IoT gateways requiring stable component supply across extended production lifecycles.

Supply support for STM32F429VGT6 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, designing and manufacturing microcontrollers, power management ICs, sensors, and analog products for industrial, automotive, and consumer markets.

The STM32F4-series targets high-performance embedded applications demanding real-time responsiveness, rich connectivity, and integrated graphics - specifically engineered for industrial automation, medical equipment, and human-machine interfaces where code density, peripheral integration, and deterministic timing are critical.

FAQ

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

The STM32F429VGT6's LCD-TFT controller (LTDC) supports total display resolutions up to 4096 pixels wide and 2048 lines tall, with pixel clock frequencies up to 83 MHz. This enables native driving of WQXGA (2560×1600) and UXGA (1600×1200) panels without external timing controllers or frame buffers.

Does STM32F429VGT6 support hardware encryption or secure boot?

While it lacks a dedicated cryptographic accelerator, the STM32F429VGT6 includes a True Random Number Generator (RNG) compliant with FIPS 140-2, a 96-bit unique device ID, and supports secure boot via external SPI Flash with signature verification in user firmware. It meets PSA Certified Level 1 requirements when combined with trusted execution environment (TEE) software.

Can the USB OTG HS interface operate without an external ULPI PHY?

No - the USB OTG HS interface requires an external ULPI PHY (e.g., SMSC USB334x) for high-speed operation. However, the USB OTG FS interface includes an integrated full-speed PHY, allowing direct connection to USB connectors without external transceivers for full-speed device/host functionality.

How many independent ADC channels can be used simultaneously in triple interleaved mode?

In triple interleaved mode, all three 12-bit ADCs (ADC1, ADC2, ADC3) operate synchronously under a single trigger, delivering aggregate sampling at 7.2 MSPS across up to 24 configurable channels. This mode is validated for simultaneous current/voltage sensing in three-phase motor control applications per AN4745 reference design.

STM32F429VGT6 Specifications

Product attributes: Attribute value

Manufacturer:: STMicroelectronics

Package/Case:: 100-LQFP

Series:: STM32F4

Packaging:: Tray

Product Status:: Active

Programmable:: Verified

Core Processor:: ARM® Cortex®-M4

Core Size:: 32-Bit Single-Core

Speed:: 180MHz

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

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

Number of I/O:: 82

Program Memory Size:: 1MB (1M x 8)

Program Memory Type:: FLASH

EEPROM Size:: -

RAM Size:: 256K x 8

Voltage - Supply (Vcc/Vdd):: 1.8V ~ 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:

STM32F429VGT6 FAQ

1.How can I place an order for STM32F429VGT6 through Aetrix?

Please submit a Request for Quotation (RFQ) for STM32F429VGT6 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 STM32F429VGT6 reliable?

The price and inventory of STM32F429VGT6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F429VGT6 is usually 5 days.

3.What payment methods are accepted for STM32F429VGT6?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F429VGT6 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for STM32F429VGT6?

STM32F429VGT6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your STM32F429VGT6 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 STM32F429VGT6?

For technical support, including STM32F429VGT6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F429VGT6 requirements.

6.How does Aetrix verify that STM32F429VGT6 is sourced from the original manufacturer or authorized distributors?

All STM32F429VGT6 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 STM32F429VGT6 meets industry standards.

7.What is the process for return or replacement of STM32F429VGT6?

All STM32F429VGT6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32F429VGT6, 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 STM32F429VGT6 part is unused and in its original packaging.

Return procedure for STM32F429VGT6:

1.Submit a request within 90 days.

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

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