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STM32F746IEK6

STM32F746IEK6

STMicroelectronics
ARM® Cortex®-M7 STM32F7 Microcontroller IC 32-Bit 216MHz 512KB (512K x 8) FLASH 176-UFBGA (10x10)
Active4,400 in stock
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Overview

The STM32F746IEK6 is a high-performance ARM Cortex-M7 microcontroller operating at up to 216MHz. It features an integrated TFT-LCD controller and ST's Chrom-ART Accelerator, making it an ideal choice for sophisticated graphical user interfaces in embedded systems.

Why Choose This Part

This MCU includes an L1-cache and the ART Accelerator to eliminate wait states when executing from Flash or external memory. The dual-mode Quad-SPI and Flexible Memory Controller provide extensive options for expanding system RAM and storage while maintaining high throughput.

Applications

Industrial HMI Panels
Utilizing the LCD-TFT controller and 2D graphics acceleration to drive high-resolution touch displays in factory environments.
Professional Audio Equipment
Leveraging the integrated I2S, SAI, and SPDIF-Rx interfaces for high-fidelity audio processing and routing.
Networked Gateways
Providing secure, high-speed data bridging using the integrated Ethernet MAC and 140 I/O pins for diverse connectivity.
Digital Signal Processing
Employing the Cortex-M7 FPU and DSP instructions for real-time sensor fusion and complex mathematical calculations.

Key Specifications

Speed 216MHz
RAM Size 320K x 8
Core Size 32-Bit
Peripherals Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
Connectivity CANbus, EBI/EMI, Ethernet, I2C, IrDA, LINbus, SAI, SD, SPDIF-Rx, SPI, UART/USART, USB OTG
Mounting Type Surface Mount
Number of I/O 140
Core Processor ARM Cortex-M7
Package / Case 176-UFBGA
Data Converters A/D 24x12b; D/A 2x12b
Oscillator Type Internal
Program Memory Size 512KB (512K x 8)
Program Memory Type FLASH
Operating Temperature -40degC ~ 85degC (TA)
Supplier Device Package 176-UFBGA (10x10)
Voltage - Supply (Vcc/Vdd) 1.7V ~ 3.6V

Getting Started

Start development with the STM32746G-DISCO Discovery kit to evaluate the integrated display capabilities. Software development is supported by the STM32CubeIDE ecosystem, which provides the HAL, middleware, and low-level drivers required for the Cortex-M7 core.

Dev Boards

Development boards and breakout modules featuring the STM32F746IEK6 or compatible chips — ready to use for prototyping.

STM32F746G-DISCO STMicroelectronics
STM32 F7 Discovery STM32F7 ARM® Cortex®-M7 MCU 32-Bit Embedded Evaluation Board
Digi-Key Mouser 2,107 in stock
NUCLEO-F767ZI STMicroelectronics
STM32F767 Nucleo-144 STM32F7 ARM® Cortex®-M7 MCU 32-Bit Embedded Evaluation Board
Digi-Key Mouser 1,073 in stock
STM32F769I-DISCO STMicroelectronics
STM32F769 Discovery STM32F7 ARM® Cortex®-M7 MCU 32-Bit Embedded Evaluation Board
Part of STM32 family » STM32F746

STM32F746 Family

Comparing specs that differ across variants. The current part is highlighted.

Part Number I/O Pins Package ADC/DAC Flash Stock
STM32F746IEK6 (this part) 140 UFBGA-176 A/D 24x12b; D/A 2x.. 512KB 4,400
STM32F746G-DISCO — — — — 2,107
STM32F746BGT6 168 LQFP-208 A/D 24x12b; D/A 2x.. 1MB 2,165
STM32F746ZGT6 114 LQFP-144 A/D 24x12b; D/A 2x.. 1MB 727
STM32F746NGH6 168 TFBGA-216 A/D 24x12b; D/A 2x.. 1MB 1,153
STM32F746IGK6 140 UFBGA-201 A/D 24x12b; D/A 2x.. 1MB 344
STM32F746IGT6 140 LQFP-176 A/D 24x12b; D/A 2x.. 1MB 125
STM32F746IET6 140 LQFP-176 A/D 24x12b; D/A 2x.. 512KB 306
STM32F746VET6 82 LQFP-100 A/D 16x12b; D/A 2x.. 512KB —
Also available as: STM32F746VGT6

Also Consider

STM32F746NGH6 STMicroelectronics - Provides a larger 1MB Flash memory capacity if the 512KB on the IEK6 variant is insufficient for complex firmware.
STM32H743IIT6 STMicroelectronics - Offers significantly higher performance with a 480MHz clock speed and larger internal RAM for more demanding processing tasks.