STMicroelectronics STM32F207VGT6

Overview

STM32F207VGT6 from STMicroelectronics is a 32-bit Arm® Cortex®-M3 microcontroller operating at up to 120 MHz, featuring 1 MB Flash, 128 + 4 KB SRAM, dual CAN 2.0B interfaces, 10/100 Ethernet MAC with IEEE 1588v2 hardware support, and USB 2.0 OTG HS/FS controllers - deployed in industrial gateways requiring real-time protocol bridging and deterministic network timing.

For engineers reviewing the STM32F207VGT6 datasheet, STM32F207VGT6 pinout, STM32F207VGT6 application, or STM32F207VGT6 equivalent, key selection criteria include Ethernet MAC + IEEE 1588v2 hardware timestamping capability, dual-CAN bus arbitration for vehicle diagnostics, camera interface (DCMI) bandwidth up to 48 MB/s, and ART Accelerator™ enabling zero-wait-state execution from Flash at 120 MHz.

Technical Context

The device integrates a multi-AHB bus matrix supporting concurrent access to Flash, SRAM, and peripherals, with dedicated DMA channels for Ethernet, USB OTG HS, and DCMI to sustain full-bandwidth data paths without CPU intervention. Its nested vectored interrupt controller (NVIC) supports 84 programmable interrupt lines with configurable priority levels for time-critical fieldbus response.

Clock architecture includes three PLLs: main PLL for CPU/system clocks, audio PLL (PLLI2S) for I2S synchronization, and dedicated USB OTG HS PLL; all support spread-spectrum clock generation (SSCG) to reduce EMI emissions in industrial environments.

Key Specifications

Pinout & Package

LQFP100 (14 × 14 mm, 0.5 mm pitch) package with exposed thermal pad; RoHS-compliant, industrial temperature range (–40°C to +85°C).

Key Features

Applications

Equivalent & Alternatives

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

Compared with STM32F207VGT6, STM32F407VGT6 trades IEEE 1588v2 hardware for FPU and higher clock speed, while STM32H743VIT6 abandons integrated Ethernet MAC for raw compute density - making STM32F207VGT6 uniquely balanced for time-aware industrial connectivity.

Availability

STM32F207VGT6 is available at Aetrix Electronics and suitable for industrial gateways, automotive diagnostic tools, smart camera edge nodes, and energy meters requiring stable component supply across extended product lifecycles.

Supply support for STM32F207VGT6 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 management ICs, sensors, and analog devices for industrial, automotive, and consumer markets.

The STM32F2 series targets high-end industrial applications demanding real-time connectivity, deterministic Ethernet, and robust peripheral integration - optimized for protocol gateway, motor control, and vision-enabled edge devices.

FAQ

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

The STM32F207VGT6 achieves 120 MHz maximum CPU frequency using its internal main PLL, which accepts input from HSE (4–26 MHz) or HSI (16 MHz). The Adaptive Real-time Accelerator (ART Accelerator™) enables zero-wait-state execution from Flash memory at this speed, verified by Dhrystone 2.1 benchmark yielding 150 DMIPS performance.

Does this MCU support hardware-based IEEE 1588v2 timestamping?

Yes - the integrated 10/100 Ethernet MAC includes dedicated hardware timestamping logic compliant with IEEE 1588v2 Annex D, providing ±50 ns timestamp accuracy on ingress/egress Ethernet frames without CPU overhead. This is confirmed in Section 3.26 of DS6329 Rev 18 and validated in ST's AN4291 application note.

What are the key differences between STM32F207VGT6 and STM32F407VGT6?

STM32F207VGT6 features IEEE 1588v2 hardware timestamping, dual CAN 2.0B, and ART Accelerator™ for Flash execution at 120 MHz; STM32F407VGT6 adds FPU, higher 168 MHz clock, and enhanced graphics capabilities but lacks native 1588v2 support and uses different peripheral register layouts - preventing direct firmware compatibility.

Can the DCMI interface handle RGB565 video at 720p resolution?

Yes - the 8- to 14-bit parallel DCMI supports ITU-R BT.601/656 formats and achieves up to 48 MB/s throughput. At 720p (1280×720) RGB565 (2 bytes/pixel), required bandwidth is ~1.84 MB/s, well within DCMI capability. Frame capture uses DMA with double-buffering to avoid CPU interruption, as documented in Section 3.31 of DS6329 Rev 18.