STMicroelectronics STM32F469ZIT6

Overview

STM32F469ZIT6 from STMicroelectronics is a high-performance Arm® Cortex®-M4 32-bit MCU with FPU and ART Accelerator™, operating up to 180 MHz (225 DMIPS), featuring 2 MB flash (dual-bank), 384+4 KB SRAM (including 64 KB CCM), integrated Chrom-ART Accelerator™ for GUI rendering, MIPI DSI host controller (720p@30 Hz), and LCD-TFT controller (XGA). It targets embedded HMI systems requiring real-time graphics, camera interface (DCMI, 54 MB/s), and dual USB OTG (FS/HS) + Ethernet MAC.

For engineers reviewing the STM32F469ZIT6 datasheet, STM32F469ZIT6 pinout, STM32F469ZIT6 application, or STM32F469ZIT6 equivalent, key selection criteria include its dual Quad-SPI support, hardware-accelerated 2D graphics (DMA2D), 161 I/Os (159 5 V-tolerant), 3× 12-bit ADCs (7.2 MSPS triple interleaved), and IEEE 1588v2 Ethernet MAC with dedicated DMA.

Technical Context

The STM32F469ZIT6 integrates an adaptive real-time memory accelerator (ART Accelerator™) enabling zero-wait-state execution from flash at 180 MHz, alongside a Memory Protection Unit (MPU) and dual-bank flash architecture supporting read-while-write operations. Its clock system includes four oscillators: 4–26 MHz HSE, 32 kHz LSE for RTC, factory-trimmed 16 MHz HSI (±1%), and calibrated 32 kHz LSI.

Graphics subsystem comprises a parallel LCD-TFT controller (8080/6800 modes, XGA), MIPI DSI host (supporting D-PHY v1.2, 1 Gbps per lane), and Chrom-ART Accelerator™ (DMA2D) for hardware-accelerated bitmap blending, image scaling, and format conversion - offloading CPU for complex UI rendering.

Key Specifications

Pinout & Package

LQFP144 (20 × 20 mm, 0.5 mm pitch) package with 144 pins; lead-free, RoHS-compliant, moisture sensitivity level 3.

Key Features

Applications

Equivalent & Alternatives

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

Compared with STM32F469ZIT6, the STM32F769NI offers higher CPU performance but lacks DCMI-making it unsuitable for camera-based UIs-while the STM32H743VI trades display interfaces for security and compute features, shifting focus from HMI rendering to secure processing.

Availability

STM32F469ZIT6 is available at Aetrix Electronics and suitable for industrial HMI panels, medical imaging terminals, smart building gateways, and automotive infotainment prototypes requiring stable component supply, long-term lifecycle assurance, and full production traceability.

Supply support for STM32F469ZIT6 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, Switzerland, designing and manufacturing microcontrollers, power management ICs, sensors, and analog devices for industrial, automotive, and consumer markets.

The STM32F469xx series belongs to ST's high-end F4 line, engineered specifically for resource-rich embedded applications demanding integrated graphics acceleration, multi-interface connectivity, and deterministic real-time performance in space-constrained LQFP packages.

FAQ

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

The LCD-TFT controller (LTDC) supports up to XGA resolution (1024 × 768) with 24-bit RGB interface and programmable timing parameters. It includes layer composition (up to 3 layers), alpha blending, and dithering-enabling rich graphical interfaces without external GPU assistance.

Does the STM32F469ZIT6 support true hardware JPEG encoding/decoding?

No. The STM32F469ZIT6 does not include dedicated JPEG hardware acceleration. Image compression/decompression must be implemented in software using its DSP instructions and Chrom-ART Accelerator™ for pixel-level operations-but full JPEG encode/decode requires external IP or firmware libraries.

Can the MIPI DSI interface drive standard mobile display modules?

Yes. The MIPI DSI host complies with D-PHY v1.2 specification and supports 1 Gbps per lane (LP/HS modes), enabling direct connection to common MIPI DSI display modules used in smartphones and tablets-provided timing and command sets match the target panel's initialization sequence.

What is the purpose of the 4 KB backup SRAM?

The 4 KB backup SRAM retains data during Standby and VBAT modes, preserving critical state information (e.g., calibration values, last known sensor readings, or UI context) even when main power is removed-accessible only when VBAT is supplied and RTC domain is active.