STM32F469IIT6 - 180MHz Cortex-M4 MCU | STMicroelectronics
Référence : STM32F469IIT6 ✓ ActifSTM32F469IIT6 Présentation
An Arm Cortex-M4 microcontroller is a compact real-time processor used to control embedded equipment. It belongs to the MCU, embedded processor, and semiconductor hierarchy. Unlike a general-purpose application processor, an MCU combines instruction execution, memory, communications, timers, analog interfaces, and direct peripheral control in one package. This integration makes the STM32F4 family suitable for systems that require deterministic control alongside network connectivity and graphical or imaging functions.
The STM32F469IIT6 combines a 180 MHz Cortex-M4 core with up to 225 DMIPS, a single-precision FPU, and a full DSP instruction set. Its 2 MB Flash supports a larger embedded program and a 384 KB SRAM accommodates working data and display or network buffers. Dual Quad-SPI, USB OTG HS/FS, Ethernet, FMC, an LCD-TFT controller, MIPI DSI, a camera interface, and a graphical accelerator extend the device beyond basic real-time control.
The 176-LQFP package provides a large pin count for high-speed communications, external memory, display connections, and parallel peripherals. Operating voltage information includes 2.5 V and 3.3 V configurations. The industrial-grade ordering suffix supports designs expected to operate across a commercial industrial temperature range, subject to the limits and test conditions in the manufacturer datasheet.
Typical applications include industrial HMIs and PLCs, network-connected data acquisition equipment, medical monitoring systems, camera-based inspection, industrial gateways, and high-resolution embedded displays. USB and Ethernet connectivity simplify service interfaces and networked control, while the graphical accelerator and display interfaces reduce the demand on the CPU for graphical output.
PCB design should preserve the power, ground, decoupling, clock, and high-speed signal requirements defined by the manufacturer reference design. Place bypass capacitors adjacent to supply pins, route sensitive analog and communications lines away from fast switching nodes, and maintain controlled clock and differential-pair geometry. Firmware and peripheral validation must also confirm startup, memory access, USB, Ethernet, and display timing before production release.
This page combines the manufacturer specifications with a practical comparison of same-package STM32F4 options, application guidance, pin-package constraints, and sourcing information for engineers evaluating the STM32F469IIT6.
Alternatives de remplacement direct pour STM32F469IIT6 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec STM32F469IIT6 (même facteur de forme et même empreinte) — différant par Package, SRAM, Mounting Type, Core Architecture, External Memory Interface.
STM32F479IIT6
✅ Remplacement direct ⚠️ Spécifications non vérifiéesContactez-nous pour le prix
Voir la fiche technique →STM32F429IIT6
✅ Remplacement direct✗ Rupture de stock
$8.3523 / unité
Voir la fiche technique →STM32F427IIT6
✅ Remplacement directContactez-nous pour le prix
Voir la fiche technique →STM32F407IIT6
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
STM32F417IIT6
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
STM32F469IIT6 Valeurs maximales et caractéristiques électriques
| Product Type | 32-bit Arm Cortex-M4 microcontroller |
| Maximum CPU Frequency | 180 MHz |
| Core Architecture | Arm Cortex-M4 with single-precision FPU |
| Program Memory | 2 MB Flash |
| Flash Organization | 2M x 8 bits |
| SRAM | 384 KB |
| Additional RAM | 4 KB |
| Performance | Up to 225 DMIPS |
| Operating Voltage Options | 2.5 V and 3.3 V |
| USB Interfaces | USB OTG high-speed and full-speed |
| Ethernet Support | Integrated Ethernet support |
| External Memory Interface | FMC interface |
| Serial Storage Interfaces | Dual Quad-SPI |
| Graphical Accelerator | Integrated graphical accelerator |
| Camera Interface | Integrated camera interface |
| Display Interfaces | LCD-TFT controller and MIPI DSI |
| Memory Protection Unit | Integrated MPU |
| Boîtier | 176-pin LQFP, 24 mm x 24 mm |
| Type de montage | Surface mount |
| Temperature Grade | Industrial grade |
| Statut RoHS | Compliant |
| REACH Status | Compliant |
Guide de configuration des broches du STM32F469IIT6 176-pin lqfp, 24 mm x 24 mm
Configuration des broches du STM32F469IIT6 (boîtier 176-pin lqfp, 24 mm x 24 mm). Ce circuit intégré numérique comprend des GPIO, des interfaces de communication (UART, SPI, I2C) et des broches d'alimentation. Consultez la fiche technique du fabricant pour les fonctions alternatives des broches et les options de configuration. Indispensable pour la conception de systèmes embarqués et la conception de circuits imprimés.
Aucune donnée de brochage détaillée disponible pour STM32F469IIT6.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
STM32F469IIT6 convient pour 6 applications: Industrial Human-Machine Interfaces, Connected Data-Acquisition Equipment, Camera-Based Inspection Systems, Medical Monitoring Systems, Industrial Network Gateways, High-Resolution Embedded Displays.
Industrial Human-Machine Interfaces
The STM32F469IIT6 fits an industrial HMI that combines real-time machine control with a graphical display and network connectivity. Its 180 MHz Cortex-M4 core, 384 KB SRAM, and 2 MB Flash provide room for control logic, interface graphics, and communication services. The integrated graphical accelerator can accelerate display workloads, while LCD-TFT and MIPI DSI interfaces support modern local panel options. Ethernet enables supervisory control and remote diagnostics, while USB can support service connections. The 176-pin LQFP also exposes more I/O and external interface options than smaller MCU packages. Before release, verify panel timing, touch-controller compatibility, Ethernet PHY requirements, ESD protection, and firmware scheduling for the combined control and display workload.
Recommandé
Connected Data-Acquisition Equipment
The STM32F469IIT6 suits connected data-acquisition equipment that must process sensor information locally while moving data to a host or cloud gateway. Its 180 MHz Cortex-M4 core and DSP instructions support time-sensitive filtering and control, and its 384 KB SRAM accommodates working buffers. Dual Quad-SPI can connect to high-speed serial storage, while FMC supports external memory where parallel storage is required. Ethernet provides a direct industrial-network path, and USB OTG HS/FS can simplify diagnostic or service connectivity. The device is especially attractive when the design needs local processing rather than relying entirely on a remote processor. Validate interrupt latency, sample timing, buffering strategy, network stack behavior, clock accuracy, and thermal performance at the intended carrier-board operating temperature.
Recommandé
Camera-Based Inspection Systems
The STM32F469IIT6 is suitable for camera-assisted inspection machines where image acquisition, display feedback, and machine sequencing must operate in one embedded controller. Its camera interface can reduce the need for separate image-capture handling, and the 180 MHz Cortex-M4 core provides real-time control alongside the graphical accelerator. The 2 MB Flash supports embedded application code, while 384 KB of SRAM can hold capture buffers and working data. MIPI DSI and LCD-TFT interfaces enable local operator feedback without a separate display controller. For inspection systems, the practical advantage is deterministic integration of vision, communications, and machine I/O. Development should verify sensor timing, CSI/DSI lane configuration, DMA behavior, image-memory bandwidth, camera error recovery, and thermal performance when the enclosure restricts airflow.
Recommandé
Medical Monitoring Systems
The STM32F469IIT6 can serve as the central controller in a medical monitoring or diagnostic instrument that combines sensor acquisition, local display, data processing, and communications. The 180 MHz Cortex-M4 core supports responsive signal-processing tasks, and the DSP instruction set can accelerate suitable filter operations. USB OTG supports service interfaces and data transfer, while Ethernet supports centralized monitoring. The integrated LCD-TFT and MIPI DSI paths can drive a local screen, and the 384 KB SRAM provides room for samples, display buffers, and protocol state. Because this MCU is not automatically qualified for a medical device, the manufacturer of the finished system must complete risk management, electrical-safety validation, software lifecycle controls, and verification of every external analog and safety-related circuit.
Recommandé
Industrial Network Gateways
The STM32F469IIT6 fits a compact industrial gateway that must bridge embedded interfaces, local storage, and Ethernet or USB connectivity. Its 180 MHz Cortex-M4 core is suitable for protocol translation, filtering, and local control tasks, while 2 MB Flash accommodates the application and networking stack. Dual Quad-SPI provides high-speed access to serial flash, and FMC can support external memory or parallel peripherals. Ethernet is integrated for the upstream network link, and USB OTG HS/FS can be used for configuration, diagnostics, or device commissioning. Compared with a simple communications MCU, the STM32F469IIT6 also offers a camera interface and display paths, allowing a gateway to add local status screens or simple visual inspection without a separate host processor. Production validation should cover protocol timing, boot reliability, watchdog behavior, storage endurance, network security, and thermal rise.
Recommandé
High-Resolution Embedded Displays
The STM32F469IIT6 is well suited to embedded displays that combine graphical output with local control. Its 180 MHz Cortex-M4 core executes application and user-interface logic, while the integrated graphical accelerator, LCD-TFT controller, and MIPI DSI interface support display-oriented designs. With 2 MB Flash and 384 KB SRAM, the MCU can consolidate control firmware, graphics assets, and display buffers on one device. This integration can reduce board count when the product does not need a separate graphics controller. It can be used in industrial panels, building controls, test equipment, and premium appliance interfaces. The design must account for framebuffer memory, DMA and bus contention, display refresh timing, panel initialization, backlight control, ESD protection, and user-interface response under simultaneous network and control workloads.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour STM32F469IIT6 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | STM32F479IIT6 | STM32F429IIT6 | STM32F427IIT6 | STM32F407IIT6 | STM32F417IIT6 |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | 176-pin LQFP (24x24) | 176-pin LQFP (24x24) | 176-pin LQFP | 176-pin LQFP | 176-pin LQFP | 176-pin LQFP |
| CPU Core | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 | Arm Cortex-M4 |
| Maximum CPU Frequency | 180 MHz | 180 MHz | 168 MHz | 168 MHz | 168 MHz | 168 MHz |
Principaux différenciateurs
- Higher maximum CPU frequency within the STM32F4 comparison set (vs STM32F429IIT6)
- Multimedia integration for graphical and imaging products (vs STM32F427IIT6)
- High-speed external connectivity and storage resources (vs STM32F407IIT6)
- Large-pin-count integration reduces external controller requirements (vs STM32F417IIT6)
Notes de conception
Follow the manufacturer power-supply and decoupling scheme exactly. The STM32F469IIT6 has separate digital, analog, and I/O supply requirements in the device documentation, so the 2.5 V and 3.3 V operating configurations should not be treated as interchangeable rail arrangements. Place the prescribed bypass capacitors at their associated pins, minimize loop area, and isolate sensitive analog supply paths according to the reference design. Confirm startup sequencing and regulator headroom under 180 MHz operation before finalizing the power tree.
Give priority to high-speed interfaces that use many pins on the 176-LQFP package. Route USB, Ethernet, MIPI DSI, Quad-SPI, and other differential interfaces with continuous reference planes and manufacturer-recommended impedance control. Keep clock, reset, and sensitive analog routes away from high-current switching nodes and display or Ethernet return currents. Confirm the selected package pin assignments against the STM32F469xx pin and alternate-function tables before routing because several peripheral functions may share pins.
Do not assume that a shared LQFP footprint guarantees drop-in software equivalence. The listed alternatives can differ in clock rate, memory, peripheral availability, alternate-function mapping, startup behavior, and driver support. During replacement, compare the device identity value, boot configuration, clock tree, pin assignment, DMA request mapping, Ethernet and USB controllers, display timing, and camera interface. Revalidate firmware and board-level timing even when the mechanical package remains unchanged.
The 180 MHz Cortex-M4 and integrated communications peripherals can increase switching activity compared with a low-power MCU, although final junction temperature depends on voltage, activity, I/O loading, ambient temperature, and PCB copper. Use the manufacturer thermal data for the actual package and board configuration. Spread high-current and high-speed interface ground returns, avoid enclosing the device with heat-insulating components, and perform worst-case operating tests with Ethernet, USB, display, camera, and storage interfaces active where applicable.
Informations de conformité
RoHS and REACH compliance are identified for the STM32F469IIT6. Lead-free, halogen-free, and conflict-minerals declarations are not stated in the product information and remain unknown.
