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STMicroelectronics STM32F205VGT6V
- Part No.:
- STM32F205VGT6V
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
STM32F205VGT6V.pdf
- Description:
- IC MCU 32BIT 1MB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:390
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Product details
Overview
STM32F205VGT6V from STMicroelectronics is a 32-bit Arm® Cortex®-M3 microcontroller operating at up to 120 MHz, featuring 1 MB Flash, 128 + 4 KB SRAM, USB OTG HS/FS, 10/100 Ethernet MAC with IEEE 1588v2 hardware support, and dual CAN 2.0B interfaces - deployed in industrial gateways requiring real-time protocol bridging and deterministic network timing.
For engineers reviewing the STM32F205VGT6V datasheet, STM32F205VGT6V pinout, STM32F205VGT6V application, or STM32F205VGT6V equivalent, key selection criteria include Ethernet MAC+DMA integration, dual-CAN coexistence, camera interface (DCMI) bandwidth (48 MB/s), ART Accelerator™ zero-wait-state Flash execution, and VBAT-backed RTC with 20×32-bit registers for edge-node timekeeping.
Technical Context
The STM32F205VGT6V integrates a Cortex-M3 core with Adaptive Real-Time Accelerator (ART Accelerator™) enabling deterministic 0-wait-state execution from Flash at 120 MHz, and includes a multi-AHB bus matrix for concurrent access to Flash, SRAM, and peripherals. Its memory protection unit (MPU) supports secure task isolation in RTOS-based firmware.
It implements dual USB controllers: full-speed OTG_FS with on-chip PHY and high-speed OTG_HS with dedicated DMA and ULPI interface; plus a 10/100 Ethernet MAC with MII/RMII support, IEEE 1588v2 hardware timestamping, and integrated DMA - enabling synchronized industrial Ethernet node design without external PHY or timing ICs.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M3 @ 120 MHz max; delivers 150 DMIPS with ART Accelerator™ for deterministic real-time code execution from Flash. |
| Memory | 1 MB Flash + 128 KB main SRAM + 4 KB backup SRAM; supports CompactFlash, NAND/NOR, PSRAM via FSMC for external storage expansion. |
| Connectivity | Dual CAN 2.0B, USB OTG HS/FS, 10/100 Ethernet MAC with IEEE 1588v2 hardware timestamping - enables converged industrial fieldbus + IP networking. |
| Analog Peripherals | Three 12-bit ADCs (up to 6 MSPS triple interleaved), two 12-bit DACs, temperature sensor, and VBAT monitoring for system health telemetry. |
| Timers & Control | Up to 17 timers including two 32-bit general-purpose, twelve 16-bit, and advanced-control timers (TIM1/TIM8) with quadrature encoder input and PWM generation. |
| I/O & Power | 138 5 V-tolerant I/Os; operates from 1.8–3.6 V; supports Sleep/Stop/Standby modes with VBAT-powered RTC and 20×32-bit backup registers. |
| Camera Interface | 8–14-bit parallel DCMI supporting up to 48 MB/s throughput - suitable for embedded vision preprocessing in machine vision edge nodes. |
Pinout & Package
LQFP100 (14 × 14 mm) package with 100 pins, 1.0 mm pitch, exposed thermal pad, RoHS-compliant, rated for industrial temperature range (–40°C to +85°C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply / Ground | Main 1.8–3.6 V core and I/O supply rails; decoupled via VCAP1/VCAP2 capacitors for regulator stability. |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O | 138 total 5 V-tolerant GPIOs; many support multiple alternate functions including USART, SPI, I2C, CAN, and DCMI data/control lines. |
| PH0/PH1 | HSE oscillator input/output | Connects to 4–26 MHz crystal for precise system clock generation; essential for Ethernet MAC and USB timing accuracy. |
| PC11–PC15, PD0–PD7 | DCMI data bus | 8-bit parallel camera interface (can be extended to 14-bit); supports HSYNC/VSYNC/PCLK for synchronous image capture. |
| PA1–PA3, PA12–PA15 | USB OTG FS signals | Integrated full-speed PHY pins (D+, D−, ID, VBUS) - eliminates need for external transceiver in USB device/host applications. |
| PG11–PG14, PH8–PH15 | Ethernet MAC interface | MII/RMII signals (TXD0–TXD3, RXD0–RXD3, TX_EN, CRS_DV, REF_CLK) - direct connection to PHY without glue logic. |
Key Features
| Feature | Design Value |
|---|---|
| ART Accelerator™ | Enables zero-wait-state execution from Flash at 120 MHz - eliminates cache-related jitter in hard real-time control loops. |
| Flexible Static Memory Controller (FSMC) | Supports NOR, PSRAM, NAND, and CompactFlash with configurable timing - enables boot-from-external-memory or HMI display buffer offloading. |
| IEEE 1588v2 Hardware Timestamping | Sub-microsecond precision timestamp insertion/removal in Ethernet frames - critical for time-sensitive networking (TSN) and motion control synchronization. |
| Dual CAN 2.0B Interfaces | Independent CAN FD-capable controllers (software-configurable) - allows simultaneous J1939 and CANopen stack operation on single MCU. |
| Backup Domain Resources | VBAT-supplied RTC, 20×32-bit backup registers, and optional 4 KB backup SRAM - preserves state across main power loss in smart metering or alarm systems. |
Applications
| Industrial Ethernet Gateway | Smart Camera Node |
|---|---|
Use Scenario: Protocol translation between Modbus TCP and CANopen in factory automation networks. IC Role / Device Role / Timing Role: Central controller executing dual-stack firmware with deterministic Ethernet frame handling and CAN message scheduling. Use Value: Integrated Ethernet MAC + IEEE 1588v2 hardware timestamping ensures sub-1 µs time alignment across distributed drives and I/O modules. |
Use Scenario: Low-latency image acquisition and preprocessing in embedded vision inspection systems. IC Role / Device Role / Timing Role: Parallel DCMI receiver with DMA-driven pixel buffering and on-chip FFT/edge detection acceleration. Use Value: 48 MB/s DCMI bandwidth and triple-interleaved ADC enable real-time sensor fusion with synchronized analog trigger inputs. |
| Energy Management Controller | Secure Remote I/O Module |
Use Scenario: DIN-rail mounted energy monitor aggregating CT sensor data, pulse inputs, and RS-485 meter readings. IC Role / Device Role / Timing Role: Multi-interface aggregator with isolated CAN/RS-485, USB configuration port, and RTC-synchronized logging. Use Value: VBAT-backed 4 KB backup SRAM retains 72 hours of interval energy data during AC mains failure. |
Use Scenario: Field-deployed remote I/O with encrypted firmware updates and tamper-detection capability. IC Role / Device Role / Timing Role: Secure bootloader host with AES-256 engine, unique 96-bit ID, and watchdog-monitored communication stacks. Use Value: 96-bit unique ID enables cryptographic binding of firmware images to hardware, preventing unauthorized cloning. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32F207VGT6 | Identical package and pinout; adds Ethernet PHY interface (MII only, no RMII) and enhanced USB HS features - no functional difference for STM32F205VGT6V users. | Same industrial gateway and protocol converter use cases; requires identical PCB layout and firmware adaptation. | Select when IEEE 1588v2 timestamping and dual-CAN are required - functionally interchangeable in most designs. |
| STM32F407VGT6 | Cortex-M4 core (168 MHz), FPU, DSP instructions, no Ethernet MAC; 1 MB Flash/192 KB RAM; lacks IEEE 1588v2 and DCMI. | Better suited for floating-point math-intensive tasks (motor control, audio processing); unsuitable for Ethernet or camera interface applications. | Choose only if application prioritizes computational throughput over deterministic networking - not a drop-in replacement. |
Compared with STM32F207VGT6, the STM32F205VGT6V offers identical Ethernet MAC and dual-CAN functionality but omits the MII PHY interface layer; versus STM32F407VGT6, it trades FPU and higher clock speed for integrated IEEE 1588v2 and DCMI - making it uniquely fit for time-aware industrial edge nodes.
Availability
STM32F205VGT6V is available at Aetrix Electronics and suitable for industrial gateways, smart camera nodes, energy management controllers, and secure remote I/O modules requiring stable component supply across long-lifecycle deployments.
Supply support for STM32F205VGT6V 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 automotive-grade components since 1987.
The STM32F2 series targets high-performance industrial and connectivity-rich embedded applications, emphasizing real-time determinism, multi-protocol integration (Ethernet/CAN/USB), and robust operation across extended temperature ranges.
FAQ
Does STM32F205VGT6V support IEEE 1588v2 hardware timestamping?
Yes. The integrated 10/100 Ethernet MAC includes dedicated hardware timestamping logic compliant with IEEE 1588v2 Annex D, enabling sub-microsecond precision timestamp insertion into transmit frames and extraction from receive frames - verified in DS6329 Rev 18 Section 3.26 and Table 6.3.26.
What is the maximum DCMI data throughput supported?
The parallel digital camera interface (DCMI) achieves up to 48 MB/s maximum throughput with 14-bit data width and PCLK up to 48 MHz, as specified in DS6329 Rev 18 Section 3.31 and Table 6.3.26 - sufficient for VGA@60fps or QVGA@240fps raw image capture.
Can STM32F205VGT6V operate with a 32.768 kHz external crystal for RTC?
Yes. It includes a dedicated 32 kHz oscillator circuit (LSE) supporting external 32.768 kHz crystals for RTC operation, with built-in calibration capability to maintain ±1 ppm accuracy over temperature - detailed in Section 3.12 and Table 6.3.31 of the datasheet.
Is the USB OTG HS interface compatible with ULPI PHYs?
Yes. The USB OTG HS controller supports ULPI (UTMI+ Low Pin Interface) via dedicated pins (ULPI_CLK, ULPI_D0–D7, ULPI_DIR, ULPI_NXT, ULPI_STP), enabling connection to external high-speed PHYs such as SMSC USB334x - confirmed in Section 3.29 and Table 6.3.59–6.3.61.
STM32F205VGT6V Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 100-LQFP
- Series:
- STM32F2
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Verified
- Core Processor:
- ARM® Cortex®-M3
- Core Size:
- 32-Bit Single-Core
- Speed:
- 120MHz
- Connectivity:
- CANbus, I2C, IrDA, LINbus, MMC, SPI, UART/USART, USB OTG
- Peripherals:
- Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, WDT
- Number of I/O:
- 82
- Program Memory Size:
- 1MB (1M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 132K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3.6V
- Data Converters:
- A/D 16x12b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32F205VGT6V FAQ
1.How can I place an order for STM32F205VGT6V through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F205VGT6V on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for STM32F205VGT6V reliable?
The price and inventory of STM32F205VGT6V are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F205VGT6V is usually 5 days.
3.What payment methods are accepted for STM32F205VGT6V?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F205VGT6V transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F205VGT6V?
STM32F205VGT6V orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F205VGT6V order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for STM32F205VGT6V?
For technical support, including STM32F205VGT6V datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F205VGT6V requirements.
6.How does Aetrix verify that STM32F205VGT6V is sourced from the original manufacturer or authorized distributors?
All STM32F205VGT6V products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that STM32F205VGT6V meets industry standards.
7.What is the process for return or replacement of STM32F205VGT6V?
All STM32F205VGT6V units undergo pre-shipment inspection (PSI). If there is an issue with STM32F205VGT6V, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The STM32F205VGT6V part is unused and in its original packaging.
Return procedure for STM32F205VGT6V:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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