STMicroelectronics STM32F745VGT6

Overview

STM32F745VGT6 from STMicroelectronics is a high-performance ARM Cortex-M7 microcontroller with FPU, 216 MHz max clock, 1 MB Flash, 320+16+4 KB RAM, USB OTG HS/FS, 10/100 Ethernet MAC, LCD-TFT controller, and dual CAN 2.0B interfaces - deployed in industrial HMI, medical imaging front-ends, and real-time motor control systems.

For engineers reviewing the STM32F745VGT6 datasheet, STM32F745VGT6 pinout, STM32F745VGT6 application, or STM32F745VGT6 equivalent, key selection criteria include LQFP100 package compatibility, 216 MHz deterministic execution with ART Accelerator™ and L1 cache, triple 12-bit ADC (7.2 MSPS interleaved), Chrom-ART Accelerator™ for GUI rendering, and IEEE 1588v2 support in Ethernet MAC.

Technical Context

The STM32F745VGT6 implements a tightly coupled Arm Cortex-M7 core with dual 4 KB L1 caches (instruction/data), adaptive real-time accelerator (ART) enabling zero-wait-state Flash execution, and MPU for memory protection. It integrates dual-bus AXI/AHB matrix architecture supporting concurrent access to Flash, SRAM, and peripherals.

Its connectivity stack includes two independent USB controllers (OTG_FS + OTG_HS with dedicated DMA), 10/100 Ethernet MAC with hardware IEEE 1588v2 timestamping, dual CAN 2.0B, SPDIFRX, SAI, and HDMI-CEC - all synchronized via multiple PLLs (main PLL, audio PLL, SAI PLL).

Key Specifications

Pinout & Package

LQFP100 package with exposed thermal pad (EP), 0.5 mm pitch, 14 × 14 mm body size, compatible with standard reflow profiles and automated optical inspection.

Key Features

Applications

Equivalent & Alternatives

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

Compared with STM32F746VGT6, the STM32F745VGT6 omits MIPI-DSI but retains full LCD-TFT capability - ideal for cost-sensitive parallel-interface HMIs. Against STM32H743VIT6, it trades raw compute headroom and security features for integrated graphics and simpler software stack maintenance.

Availability

STM32F745VGT6 is available at Aetrix Electronics and suitable for industrial HMI, medical imaging front-ends, and networked motor control requiring stable component supply through 2030 and beyond.

Supply support for STM32F745VGT6 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 products for industrial, automotive, and consumer markets.

The STM32F7 series targets high-end real-time embedded applications demanding both computational throughput and rich peripheral integration - especially where graphics, connectivity, and deterministic timing converge.

FAQ

What is the maximum operating frequency and how is it achieved?

The STM32F745VGT6 achieves 216 MHz maximum CPU frequency using its internal voltage regulator and ART Accelerator™ with enabled L1 instruction/data caches. This requires proper decoupling (VCAP1/VCAP2 capacitors), stable 1.7–3.6 V supply, and clock tree configuration with main PLL set to 216 MHz. No external oscillator above 26 MHz is needed - the internal 16 MHz RC or 4–26 MHz crystal suffices.

Does STM32F745VGT6 support hardware encryption or secure boot?

No, the STM32F745VGT6 does not integrate hardware cryptographic accelerators (AES, HASH, PKA) or secure boot ROM. It relies on software-based security libraries and external secure elements. For hardware-assisted security, ST recommends the STM32H7 series or STM32L5 series - both offer TRNG, AES-256, PKA, and secure firmware install (SFI) capabilities.

Can the Ethernet MAC operate in full-duplex 100 Mbps mode with IEEE 1588v2?

Yes, the integrated 10/100 Ethernet MAC supports full-duplex 100 Mbps operation with hardware IEEE 1588v2 timestamping via MII or RMII physical layer interfaces. Timestamp registers capture transmit/receive packet timestamps with sub-100 ns resolution, enabling precise time synchronization in industrial Ethernet protocols like Precision Time Protocol (PTP).

What debug interfaces are supported and what trace capability exists?

The STM32F745VGT6 supports SWD and JTAG debug interfaces via dedicated pins, plus Cortex-M7 Trace Macrocell™ (MTB) for instruction and data trace. Full ETM (Embedded Trace Macrocell) is not included; MTB provides circular buffer-based trace for up to 1 KB of recent program flow and data accesses - sufficient for most real-time debugging and latency analysis tasks.