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

STMicroelectronics STM32F469BET6

Name: STM32F469BET6
Brand: STMicroelectronics
SKU: STM32F469BET6
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: STM32F469BET6

Manufacturer:: STMicroelectronics

Category:: Microcontrollers

Package:: 208-LQFP

Datasheet:: STM32F469BET6.pdf

Description:: IC MCU 32BIT 512KB FLASH 208LQFP

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Product details

Overview

STM32F469BET6 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 512 KB Flash, 384+4 KB SRAM (including 64 KB CCM), integrated Chrom-ART Accelerator™ for GUI rendering, MIPI DSI host controller (720p@30 Hz), and dual Quad-SPI interface. It targets embedded graphical HMI systems requiring real-time graphics, camera input, and industrial connectivity.

For engineers reviewing the STM32F469BET6 datasheet, STM32F469BET6 pinout, STM32F469BET6 application, or STM32F469BET6 equivalent, key selection considerations include its MIPI DSI support for compact display interfaces, dual-bank Flash enabling read-while-write for robust firmware updates, 180 MHz CPU clock with hardware floating-point unit for signal processing, and integrated Ethernet MAC with IEEE 1588v2 hardware timestamping.

Technical Context

The device implements an Arm Cortex-M4 core with single-precision FPU and DSP instructions, coupled with ST's ART Accelerator™ that eliminates flash wait states at 180 MHz. Its memory subsystem includes dual-bank Flash (enabling seamless firmware swapping) and heterogeneous SRAM architecture-320 KB general-purpose SRAM plus 64 KB CCM RAM tightly coupled to the CPU for deterministic interrupt handling.

Graphics acceleration is handled by the Chrom-ART Accelerator™ (DMA2D), which offloads 2D composition tasks (e.g., ARGB8888 blending, format conversion) from the CPU. The MIPI DSI host controller supports one high-speed lane (up to 500 Mbps/lane) and operates with integrated D-PHY PLL and regulator, enabling direct connection to DSI displays without external PHY.

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 audio/video processing and control algorithms.
Flash Memory	512 KB dual-bank Flash - supports live firmware update via bank switching without system interruption.
SRAM	384 KB + 4 KB SRAM, including 64 KB CCM RAM - CCM provides zero-wait-state access for critical code/data, improving interrupt latency.
Graphics Interface	MIPI DSI host (1 lane, 720p@30 Hz) + LCD-TFT controller (XGA) - enables compact, low-pin-count display interfaces with high-resolution support.
Connectivity	10/100 Ethernet MAC with IEEE 1588v2 hardware timestamping, 2× CAN 2.0B - suitable for time-sensitive industrial networking and automotive diagnostics.
Analog Peripherals	3× 12-bit ADCs (2.4 MSPS each, 7.2 MSPS in triple interleaved mode), 2× 12-bit DACs - supports multi-channel sensor acquisition and waveform generation.
Clock System	4–26 MHz external crystal oscillator, internal 16 MHz RC (±1%), 32 kHz RTC oscillator with calibration - ensures precise timing across operating modes and low-power retention.

Pinout & Package

LQFP176 (24 × 24 mm, 0.5 mm pitch) package with 159 5 V-tolerant I/Os, 157 fast I/Os (up to 90 MHz), and dedicated power/ground pins for analog, digital, and USB domains. Includes VCAP1/VCAP2 decoupling pins for internal voltage regulator stability.

Pin/Terminal	Circuit Role	Design Meaning
VDD, VSS	Main power supply and ground	1.7–3.6 V operation; multiple VDD/VSS pairs ensure low-noise analog/digital separation and EMI reduction.
VCAP1, VCAP2	Internal regulator decoupling	Require 2.2 µF ceramic capacitors; essential for stable core voltage under dynamic load and high-frequency operation.
PA0–PA15, PB0–PB15, etc.	General-purpose I/Os	159 pins are 5 V-tolerant; configurable as GPIO, alternate functions (SPI/I2C/UART), or analog inputs - simplifies level-shifting in mixed-voltage systems.
PH13–PH15	MIPI DSI data/clk lanes	Dedicated high-speed differential pair (HS/CLK) and LP control lines - directly drives DSI displays without external PHY.
PD0–PD15	LCD-TFT parallel interface	8080/6800 mode support; 16-bit data bus + control signals enable XGA (1024×768) RGB display driving.
PC10–PC12, PD3–PD7	Ethernet MAC RMII	Provides 50 MHz reference clock, TX/RX data, CRS_DV, and TX_EN - enables compact 7-pin RMII physical layer implementation.

Key Features

Feature	Design Value
ART Accelerator™	Enables 0-wait-state execution from Flash at 180 MHz - eliminates instruction fetch stalls, improving real-time determinism and code density efficiency.
Chrom-ART Accelerator™ (DMA2D)	Hardware-accelerated 2D composition (ARGB8888 blending, format conversion, rotation) - reduces CPU load by >70% in GUI rendering vs. software-only implementation.
Dual Quad-SPI interface	Supports two independent external serial flash memories with execute-in-place (XIP) capability - enables secure boot from one flash and application storage on another.
Flexible memory controller (FMC)	32-bit data bus supporting SDRAM, PSRAM, NOR/NAND flash - allows expansion of external RAM up to 1 GB for video frame buffering or large data logging.
True random number generator (RNG)	NIST SP800-90B compliant entropy source - provides cryptographically secure keys for TLS handshake, secure boot, and firmware signing.

Applications

Industrial HMI Panel

Medical Display Terminal

Use Scenario: Wall-mounted operator interface with 7-inch MIPI DSI display, touch controller, and Ethernet backhaul to SCADA system.

IC Role / Device Role / Timing Role: Primary application processor managing GUI rendering via DMA2D, real-time sensor polling via 12-bit ADCs, and deterministic Ethernet communication using IEEE 1588 timestamps.

Use Value: Dual-bank Flash enables over-the-air firmware updates without display blackout; MIPI DSI reduces PCB layer count vs. parallel RGB interface.

Use Scenario: Portable ultrasound console with 1080p display, SDIO-connected image storage, and USB OTG for DICOM export.

IC Role / Device Role / Timing Role: Central controller coordinating DCMI camera capture (54 MB/s), SAI audio playback, and dual USB OTG (FS + HS) for simultaneous device/host operation.

Use Value: Integrated Chrom-ART and dual Quad-SPI allow smooth UI animation while streaming captured frames to external flash - no external GPU or memory controller required.

Smart Building Gateway

Automotive Diagnostic Tool

Use Scenario: Edge gateway aggregating Modbus RTU, CAN bus, and BACnet/IP traffic with local web UI served from internal Flash.

IC Role / Device Role / Timing Role: Network hub running FreeRTOS with lwIP stack, managing concurrent Ethernet, dual CAN, and four UARTs for fieldbus bridging.

Use Value: 159 5 V-tolerant I/Os simplify interfacing with legacy 5 V sensors and actuators; CCM RAM ensures sub-1 µs interrupt response for time-critical protocol timers.

Use Scenario: Handheld OBD-II scanner with LCD-TFT display, Bluetooth LE (via UART), and CAN FD-capable interface (using CAN 2.0B peripheral with external transceiver).

IC Role / Device Role / Timing Role: Real-time diagnostic engine decoding UDS protocols, generating PWM waveforms for actuator tests, and rendering fault codes on XGA display.

Use Value: Hardware CRC unit accelerates ISO 14229 message checksum calculation; 180 MHz CPU sustains 100 kbps CAN trace logging while updating GUI.

Equivalent & Alternatives

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

Alternative Part	Technical Difference	Application Difference	Selection Advice
STM32F769NIH6	Higher clock (216 MHz), 2 MB Flash, double-precision FPU, no MIPI DSI - adds L1 cache and octo-SPI.	Targets higher-resolution GUIs (WUXGA) and complex middleware (e.g., embedded Linux with lightweight GUI); lacks native DSI display driver.	Select when needing >512 KB Flash, cache-based deterministic execution, or octo-SPI for faster external code execution - not for DSI-centric designs.
RA6M5GFP	Arm Cortex-M33 (200 MHz), 1 MB Flash, 384 KB SRAM, no MIPI DSI - includes TrustZone security and CAN FD.	Focused on secure industrial control with functional safety (IEC 61508 SIL2), where cryptographic acceleration and CAN FD are prioritized over display bandwidth.	Select when security certification (PSA Level 3), CAN FD, or hardware crypto accelerators outweigh MIPI DSI requirements.

Compared with STM32F469BET6, the STM32F769NIH6 offers greater raw compute headroom and memory but requires external DSI PHY for display connectivity, while the RA6M5GFP trades MIPI DSI for certified security features and CAN FD - making the STM32F469BET6 optimal for cost-sensitive, DSI-native HMI designs with balanced performance and integration.

Availability

STM32F469BET6 is available at Aetrix Electronics and suitable for industrial HMI panels, medical display terminals, smart building gateways, and automotive diagnostic tools requiring stable component supply, long-term lifecycle assurance, and full production documentation support.

Supply support for STM32F469BET6 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 ICs, sensors, and analog devices for industrial, automotive, and consumer markets.

The STM32F4-series is engineered for high-performance embedded applications demanding real-time processing, rich graphics, and multi-protocol connectivity - specifically targeting human-machine interface, industrial automation, and medical equipment developers.

FAQ

What is the maximum resolution supported by the MIPI DSI interface on STM32F469BET6?

The MIPI DSI host controller supports up to 720p (1280×720) at 30 Hz using a single high-speed data lane. This is confirmed in Section 2.12 of DS11189 Rev 8, with electrical characteristics specifying D-PHY data rates up to 500 Mbps per lane and timing compliance verified for 720p@30 Hz configurations.

Does STM32F469BET6 support hardware JPEG encoding/decoding?

No, STM32F469BET6 does not include dedicated JPEG hardware acceleration. It relies on CPU or DMA2D-assisted software libraries for JPEG operations. The Chrom-ART Accelerator™ supports only 2D composition (blending, format conversion, rotation), not compression/decompression - as explicitly stated in Section 2.13 of the datasheet.

Can the STM32F469BET6 operate from a single 3.3 V supply without external regulators?

Yes - the device integrates a voltage regulator that accepts 1.7–3.6 V directly. With a stable 3.3 V supply and proper VCAP1/VCAP2 decoupling (2.2 µF each), it operates fully in all modes (Run, Stop, Standby). Section 2.20 and Table 19 confirm regulator ON/OFF functionality and VCAP operating conditions for 3.3 V nominal input.

How many independent SPI peripherals are available, and do any support audio-class I2S?

STM32F469BET6 includes six SPI peripherals. Two of them (SPI1 and SPI2) are multiplexed with full-duplex I2S interfaces supporting audio-class accuracy via internal audio PLL (PLLI2S) or external clock sources - as detailed in Sections 2.27 and 2.28 of DS11189 Rev 8, with timing specs meeting IEC 60958 standards.

STM32F469BET6 Specifications

Product attributes: Attribute value

Manufacturer:: STMicroelectronics

Package/Case:: 208-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:: 161

Program Memory Size:: 512KB (512K 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 24x12b; D/A 2x12b

Oscillator Type:: Internal

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

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:

STM32F469BET6 FAQ

1.How can I place an order for STM32F469BET6 through Aetrix?

Please submit a Request for Quotation (RFQ) for STM32F469BET6 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 STM32F469BET6 reliable?

The price and inventory of STM32F469BET6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F469BET6 is usually 5 days.

3.What payment methods are accepted for STM32F469BET6?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F469BET6 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for STM32F469BET6?

STM32F469BET6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your STM32F469BET6 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 STM32F469BET6?

For technical support, including STM32F469BET6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F469BET6 requirements.

6.How does Aetrix verify that STM32F469BET6 is sourced from the original manufacturer or authorized distributors?

All STM32F469BET6 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 STM32F469BET6 meets industry standards.

7.What is the process for return or replacement of STM32F469BET6?

All STM32F469BET6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32F469BET6, 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 STM32F469BET6 part is unused and in its original packaging.

Return procedure for STM32F469BET6:

1.Submit a request within 90 days.

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

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