STM32F746VGT7 - 216MHz Cortex-M7 1MB MCU | STMicroelectronics
MPN: STM32F746VGT7 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $19.9845 | $19.98 |
| 10 | $19.9845 | $199.85 |
| 100 | $19.9845 | $1,998.45 |
| 500 | $19.9845 | $9,992.25 |
| 1,000 | $19.9845 | $19,984.50 |
STM32F746VGT7 Overview
A microcontroller is a programmable semiconductor that integrates a processor core, memory, peripherals, and communication interfaces onto one device. The STM32F746 family belongs to the hierarchy embedded MCU, 32-bit microcontroller, Arm Cortex-M7 MCU, and STM32 family. Its 32-bit architecture provides efficient control-loop execution while dedicated hardware accelerates tasks such as graphics, communications, and signal processing.
Verified manufacturer and distributor data identify a maximum operating frequency of 216 MHz and 1 MB of Flash. The 100-LQFP package supports compact, surface-mount PCB assembly while exposing substantially more I/O than small-outline packages. The DigiKey listing specifically identifies the part as an Arm Cortex-M7 STM32F7 MCU with 1 MB organized as 1M x 8 Flash. The ST product-family page confirms that STM32F745xx and STM32F746xx devices use the high-performance 32-bit Arm Cortex-M7 RISC core.
The Cortex-M7 platform is useful when software benefits from single-precision floating-point and DSP instructions, deterministic interrupt handling, and a broad peripheral ecosystem. Although the verified snippets do not enumerate the complete GPIO count, ADC channels, timers, or communication blocks, those details must be confirmed in the manufacturer datasheet before final schematic and firmware planning. The 1 MB Flash capacity also gives embedded developers room for larger application images, boot code, and protocol stacks.
Typical STM32F746VG applications include industrial automation controllers, networked gateways, motor-control equipment, digital audio interfaces, human-machine interfaces, and connected sensor platforms. Designers should select the device when its Cortex-M7 performance, 1 MB Flash, and 100-LQFP I/O density meet the board requirements without requiring a higher-end Cortex-M33, Cortex-M55, or application processor.
The primary design consideration is package-level verification: confirm every alternate function, power pin, ground connection, and exposed peripheral against the official pinout before PCB release. Place decoupling capacitors close to each supply pin, route high-speed interfaces with controlled impedance, and validate the external memory interface and clock plan against the manufacturer reference design when fitted.
This page consolidates verified distributor availability, pricing references, same-package replacement candidates, and application guidance. It also distinguishes confirmed facts from specification fields that still require pin-level or electrical detail from the manufacturer datasheet.
Drop-in alternatives for STM32F746VGT7 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
No drop-in alternatives available for this product.
Request AlternativesSTM32F746VGT7 Maximum Ratings & Electrical Characteristics
| Product Type | 32-bit ARM Cortex-M7 Microcontroller |
| Manufacturer | STMicroelectronics |
| Maximum CPU Frequency | 216 MHz |
| Processor Core | Arm Cortex-M7 |
| Architecture | 32-bit RISC |
| Flash Memory | 1 MB (1M x 8) |
| Package | 100-LQFP (14 x 14 mm) |
| Pin Count | 100 pins |
| Mounting Type | Surface Mount |
| Product Family | STM32F7 |
| Series | STM32F746xx |
| Device Type | Microcontroller IC |
| DSP Support | Arm Cortex-M7 DSP and FPU-oriented MCU |
STM32F746VGT7 100-lqfp (14 x 14 mm) Pin Configuration Guide
Pin configuration for STM32F746VGT7 (100-lqfp (14 x 14 mm) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for STM32F746VGT7.
Refer to the datasheet for full pin configuration.
Typical Applications
STM32F746VGT7 is suitable for 6 applications: Industrial Automation Controller, Networking Gateway and Protocol Hub, Digital Audio and Signal Processing, Human-Machine Interface and Display Controller, Motor Control and Condition Monitoring, Connected Sensor and IoT Edge Node.
Industrial Automation Controller
The STM32F746VGT7 fits industrial automation controllers that need deterministic real-time control, substantial program storage, and access to a broad set of pins. Its 216 MHz Arm Cortex-M7 core can execute motion-control logic, condition multiple sensors, and service communication tasks while the 1 MB Flash provides room for application code and control tables. The 100-LQFP package is valuable when a design needs more I/O than a compact 32-pin or 64-pin MCU can offer. Before release, verify the exact GPIO alternate functions, timer channels, ADC resources, and temperature grade in the official datasheet. For factory deployments, include robust decoupling, watchdog handling, brownout-aware initialization, and isolated communications interfaces.
Recommended
Networking Gateway and Protocol Hub
The STM32F746VGT7 is appropriate for a communications gateway that combines protocol conversion, local configuration, data buffering, and network supervision. The 216 MHz Cortex-M7 core provides more headroom for concurrent TCP/IP or fieldbus tasks, while 1 MB Flash supports boot code, protocol stacks, and a web or diagnostic interface. Its 100-LQFP package provides a practical balance of connectivity and routing flexibility for a moderate-complexity control board. Ethernet MAC, PHY interface, USB, and other communication features must be confirmed from the manufacturer datasheet rather than inferred from the family name. In layout, keep switch and clock paths away from sensitive analog returns and provide local bulk and bypass capacitance at every supply entry.
Recommended
Digital Audio and Signal Processing
The STM32F746VGT7 can serve in digital audio, voice processing, or general DSP-assisted embedded systems because the Cortex-M7 architecture is designed for high-performance embedded signal processing. At 216 MHz, the core can combine real-time sampling tasks, filtering, interface management, and control logic without relying on a separate high-performance processor. The 1 MB Flash capacity is useful for firmware, lookup data, and audio processing code, while the 100-LQFP package offers access to communication and control peripherals. The verified excerpts do not identify a dedicated codec interface, so the design must confirm the relevant audio peripherals and DMA resources in the official datasheet. Use low-noise clocking, controlled impedance routing, and separate analog and digital grounding where required.
Recommended
Human-Machine Interface and Display Controller
The STM32F746VGT7 fits human-machine interface controllers that combine display updates, touch input, status indication, and embedded control functions. The Cortex-M7's 216 MHz operation offers enough performance for responsive graphical data handling and multiple peripheral tasks, while 1 MB Flash accommodates interface firmware and assets. The 100-LQFP package provides additional signal access for buttons, encoders, display interfaces, and communications. Exact LCD, touch-controller, and DMA assignments should be checked in the pin-definition documentation before layout because alternate functions may vary by package and suffix. Keep display and touch interfaces away from high-current switching nodes, provide adequate storage and bus bandwidth, and use an LCD-specific power sequence if the selected panel requires it.
Recommended
Motor Control and Condition Monitoring
The STM32F746VGT7 is suitable for embedded motor-control and condition-monitoring systems where fast control calculations coexist with communication and diagnostics. Its 216 MHz Cortex-M7 core can process control algorithms and service encoder, sensor, and communication events, while 1 MB Flash leaves room for parameters, calibration, and diagnostic logic. The 100-LQFP package provides useful pin density for bridge-driver signaling, current sensing, and industrial interfaces. Confirm timer-advanced features, ADC channels, comparator availability, and analog operating limits against the official datasheet before assigning pins. Keep high-current motor paths separated from sensitive control traces, use star-point grounding where appropriate, and isolate noisy power domains physically rather than relying only on software filtering.
Recommended
Connected Sensor and IoT Edge Node
The STM32F746VGT7 can serve as an edge node that gathers sensor data, applies local filtering, and forwards information over industrial or serial links. Its Cortex-M7 performance allows meaningful local processing rather than acting only as a data mover, and the 1 MB Flash supports structured firmware, connectivity stacks, and configuration. The 100-LQFP package provides more I/O than the smallest MCU packages, making it practical for several sensors, status indicators, and communication peripherals. Verify the required serial interfaces, timers, and low-power modes because these details were not present in the supplied excerpts. For reliable IoT deployments, use deterministic boot behavior, watchdog recovery, secure firmware-update planning, and a power budget that accounts for radio and sensor activity.
Recommended
Recommended Products Summary
Engineering reference data for STM32F746VGT7 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | STM32F746VGT6 | STM32F746VGT7TR | STM32F746VET6 | STM32F746RGT6 | STM32F746VGT6TR |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | 100-LQFP (14 x 14 mm) | 100-LQFP (14 x 14 mm) - same | 100-LQFP (14 x 14 mm) - same | 100-LQFP (14 x 14 mm) - same | 100-LQFP (14 x 14 mm) - same | 100-LQFP (14 x 14 mm) - same |
| Processor Core | Arm Cortex-M7 | Arm Cortex-M7 | Arm Cortex-M7 | Arm Cortex-M7 | Arm Cortex-M7 | Arm Cortex-M7 |
| Maximum CPU Frequency | 216 MHz | 216 MHz | 216 MHz | 216 MHz | 216 MHz | 216 MHz |
| Architecture | 32-bit RISC | 32-bit RISC | 32-bit RISC | 32-bit RISC | 32-bit RISC | 32-bit RISC |
| Temperature-Grade Suffix | T7 | T6 - rating difference requires datasheet confirmation | T7 | T6 - rating difference requires datasheet confirmation | T6 - rating difference requires datasheet confirmation | T6 - rating difference requires datasheet confirmation |
| Order Code / Packaging Suffix | VGT7, non-TR | VGT6, non-TR | VGT7TR, reel-oriented order code | VET6, non-TR | RGT6, non-TR | VGT6TR, reel-oriented order code |
| Special Feature | High-performance Arm Cortex-M7 MCU | High-performance Arm Cortex-M7 MCU | High-performance Arm Cortex-M7 MCU | High-performance Arm Cortex-M7 MCU | High-performance Arm Cortex-M7 MCU | High-performance Arm Cortex-M7 MCU |
Key Differentiators
- Up to 216 MHz Cortex-M7 performance (vs STM32F429VGT6)
- 1 MB Flash in a 100-pin LQFP package (vs STM32F746VET6)
- Verified high-volume distributor availability (vs STM32F746VGT6)
Design Notes
Place the required local bypass capacitors at the STM32F746VGT7 supply pins and connect them to a low-impedance ground plane. The verified excerpts do not provide the exact voltage, decoupling, or internal-regulator requirements, so use the manufacturer power-supply connection diagram rather than copying a generic STM32 layout. Keep the 3.3 V digital supply path separate from analog or high-current load paths where possible, and validate startup sequencing, current margin, and measured ripple on the assembled board.
Use the official STM32F746VG 100-LQFP pinout and land pattern when creating or reviewing the PCB; do not infer pin functions from a generic 100-LQFP symbol. Route high-speed clocks, communications, and memory interfaces with short point-to-point paths and continuous reference planes. The 14 x 14 mm package is dense, so verify fanout for decoupling, debug access, SWD or JTAG programming, and any external memory before committing the board outline.
Estimate total board temperature rise using the device dissipation, package thermal data, PCB copper area, and ambient temperature; the supplied results do not provide the STM32F746VGT7 thermal resistance, so no numerical junction-temperature claim can be made. Use a compact thermal design with uninterrupted ground and supply copper, avoid placing the MCU beside a hot regulator or power stage without airflow, and test at the maximum expected ambient temperature. Confirm the exact package and grade from the manufacturer datasheet before applying thermal limits.
A suffix-compatible replacement is not automatically a production substitute. Compare the complete ordering code, temperature grade, flash size, pin definitions, supply limits, peripheral availability, and lifecycle status before changing the BOM. In particular, verify whether the TR suffix denotes reel-oriented ordering and whether a T6-grade device meets the application's temperature requirement. Record the approved alternate part in the schematic BOM and run firmware, timing, brownout, and full-temperature validation on the substituted device.
Compliance Information
The verified product pages and distributor snippets do not state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. These fields remain unknown rather than being inferred from the manufacturer or package.