STM32F746VGTX STMicroelectronics Integrated Circuit (Quad Flat Packages) In Stock
STMicroelectronics STM32F746VGTX is a 32-bit ARM Cortex-M7 microcontroller running at up to 216MHz with 1MB Flash and 320KB SRAM in an LQFP-100 package. Integrates a TFT-LCD controller, Ethernet MAC, USB OTG HS/FS, and hardware FPU for advanced multimedia and connectivity applications. Stocked globally for immediate worldwide delivery.
- Manufacturer
- STMicroelectronics
- Package
- Quad Flat Packages
- Pin Count
- 100
- Lifecycle
- ACTIVE
- Datasheet
- STM32F746VGTX Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- ARM Cortex-M7 core at 216MHz with double-precision FPU and 1MB Flash plus 320KB SRAM for compute-intensive embedded applications
- Integrated TFT-LCD controller with pixel chroma keying supports external SDRAM-backed displays up to 1024x768 resolution at 24-bit color depth
- Dual USB OTG (HS and FS), Ethernet MAC with IEEE 1588, and CAN 2.0 enable comprehensive connectivity in a single 100-pin LQFP MCU
Applications
The STM32F746VGTX is well suited for advanced HMI panels, industrial gateways, and medical monitoring devices requiring rich graphical displays and real-time Ethernet connectivity. Its 216MHz Cortex-M7 core with hardware FPU handles DSP-class signal processing for audio codecs, motor control algorithms, and image filtering without an external DSP. The 100-pin LQFP package with integrated LCD controller and dual USB reduces BOM complexity in portable and panel-mount industrial equipment.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for STM32F746VGTX:
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M7 CPU, 216MHz, CMOS, PQFP100
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M7 CPU, 216MHz, CMOS, PQFP100
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M7 CPU, 216MHz, CMOS, PQFP100
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M7 CPU, 216MHz, CMOS, PQFP100
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M7 CPU, 216MHz, CMOS, PQFP100
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M7 CPU, 216MHz, CMOS, PQFP100
Frequently Asked Questions
What processing speed and memory does the STM32F746VGTX provide for real-time graphical HMI applications?
The STM32F746VGTX operates its ARM Cortex-M7 core at up to 216MHz and provides 1MB of internal Flash for program storage along with 320KB of SRAM for runtime data and frame buffers. The integrated hardware FPU accelerates floating-point math required for graphical rendering and signal processing. When combined with external SDRAM via the FMC interface, this MCU can maintain 24-bit color framebuffers for displays up to 1024x768 resolution while simultaneously running Ethernet or USB communication stacks.
How does the STM32F746VGTX's integrated TFT-LCD controller reduce external component count in display designs?
The STM32F746VGTX includes an on-chip LCD-TFT controller that drives RGB-interface panels directly, eliminating the need for an external display controller IC that would otherwise add cost and PCB area. It supports pixel resolutions up to 1024x768 with a 24-bit parallel RGB bus, hardware layer blending, chroma keying, and dithering. These features offload graphical compositing tasks from the CPU, reducing the required frame rendering time and enabling smooth 60 Hz display updates in industrial panel PCs and consumer home automation controllers.
When would an engineer choose the STM32F746VGTX over the lower-cost STM32F446 for a networked motor control project?
An engineer should choose the STM32F746VGTX when the design requires a TFT display, double-precision floating-point unit, or more than 128KB of SRAM — none of which the STM32F446 provides. The F746 also runs 50MHz faster at 216MHz versus 180MHz, which benefits closed-loop control algorithms executing at 40kHz or higher. The primary trade-off is cost, as the F746 in the 100-pin LQFP package typically costs 2x to 3x more than an F446, so the upgrade is justified when display output or the additional 192KB of SRAM is essential.
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About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
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