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STMicroelectronics STM32F205VGT7TR
- Part No.:
- STM32F205VGT7TR
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
STM32F205VGT7TR.pdf
- Description:
- IC MCU 32BIT 1MB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,694
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Product details
Overview
STM32F205VGT7TR 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 OTG HS/FS controllers - deployed in industrial gateways requiring real-time protocol bridging and deterministic network timing.
For engineers reviewing the STM32F205VGT7TR datasheet, STM32F205VGT7TR pinout, STM32F205VGT7TR application, or STM32F205VGT7TR equivalent, key selection criteria include Ethernet MAC + IEEE 1588v2 hardware timestamping capability, dual-CAN bus arbitration support, 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 for concurrent access to Flash, SRAM, and peripherals, with dedicated DMA channels for Ethernet, USB OTG HS, and DCMI - enabling simultaneous high-bandwidth data paths without CPU intervention. Its ART Accelerator™ uses instruction prefetch and branch cache to eliminate Flash wait states at maximum CPU frequency.
Clock architecture includes three PLLs: main PLL for CPU/system clocks, PLLI2S for audio-class I2S synchronization, and dedicated USB OTG HS PLL with ULPI interface support. The Ethernet MAC supports MII/RMII physical layer interfaces and hardware-accelerated IEEE 1588v2 timestamping for sub-microsecond time synchronization in industrial automation networks.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M3 @ 120 MHz max; delivers 150 DMIPS with ART Accelerator enabled for deterministic real-time code execution from Flash. |
| Memory | 1 MB Flash + 128 KB SRAM + 4 KB backup SRAM; supports XIP execution and flexible static memory controller for NOR/NAND/PSRAM expansion. |
| Connectivity | Dual CAN 2.0B controllers, 10/100 Ethernet MAC with IEEE 1588v2 hardware timestamping, USB OTG HS/FS with on-chip PHY and ULPI support. |
| Analog Peripherals | Three 12-bit ADCs (up to 6 MSPS in triple interleaved mode), two 12-bit DACs, temperature sensor, and VBAT monitoring circuitry. |
| Timers & Control | Up to 17 timers including two 32-bit general-purpose timers, advanced-control timers (TIM1/TIM8) with complementary PWM outputs, and SysTick for RTOS scheduling. |
| I/O & Packaging | 138 5 V-tolerant I/Os; LQFP100 package (14 × 14 mm, 0.5 mm pitch) with validated pinout supporting full peripheral remapping via AFIO. |
| Camera Interface | 8–14-bit parallel DCMI supporting up to 48 MB/s throughput; synchronized with DMA for real-time image capture without CPU load. |
Pinout & Package
LQFP100 package (14 × 14 mm, 0.5 mm pitch) with exposed thermal pad; 100-pin square-outline leaded plastic package compliant with JEDEC MO-137, RoHS-compliant, and rated for industrial temperature range (–40°C to +105°C).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD/VSS | Power supply / Ground | Core and I/O power domains; separate VCAP1/VCAP2 pins require external 2.2 µF ceramic capacitors for internal regulator stability. |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O | 138 total 5 V-tolerant GPIOs; most support multiple alternate functions including USART, SPI, I2C, CAN, and Ethernet MII signals. |
| PH0/PH1 | HSE oscillator input/output | 4–26 MHz crystal connection point; enables precise system clock generation and RTC calibration via external crystal. |
| PC11–PC15, PD0–PD7 | Ethernet MII interface | Dedicated RMII/MII pins (e.g., ETH_MDC, ETH_MDIO, ETH_RXD0–3, ETH_TXD0–3) enable direct PHY connection without glue logic. |
| PD3–PD6, PE2–PE5 | DCMI interface | Parallel camera data bus (D0–D13), VSYNC, HSYNC, PIXCLK - supports 8/10/12/14-bit modes up to 48 MB/s burst rate. |
| PA11/PA12, PB14/PB15 | USB OTG FS/HS | PA11/PA12 = FS D+/D−; PB14/PB15 = HS ULPI data bus; enables dual-speed USB operation with dedicated DMA channels. |
Key Features
| Feature | Design Value |
|---|---|
| ART Accelerator™ | Enables zero-wait-state execution from Flash at 120 MHz, eliminating performance penalty of embedded Flash vs. SRAM execution. |
| IEEE 1588v2 Hardware Timestamping | Dedicated Ethernet MAC registers capture precise packet ingress/egress timestamps with sub-microsecond resolution for TSN and industrial Ethernet protocols. |
| Flexible Static Memory Controller (FSMC) | Supports NAND/NOR/PSRAM with 8/16-bit data bus, enabling direct attachment of external memory or display controllers without FPGA/CPLD. |
| Dual CAN 2.0B Controllers | Independent message RAMs and filtering units allow concurrent CAN FD-ready communication on two isolated buses - critical for automotive diagnostics and industrial fieldbus redundancy. |
| Backup Domain Resources | 20 × 32-bit backup registers + 4 KB backup SRAM powered by VBAT; retains configuration and state during deep sleep or main power loss. |
Applications
| Industrial Ethernet Gateway | Multi-Protocol Fieldbus Bridge |
|---|---|
Use Scenario: Aggregating Modbus TCP, EtherNet/IP, and PROFINET traffic across factory floor devices using deterministic timing and protocol translation. IC Role / Device Role / Timing Role: Primary application processor executing real-time OS with hardware-accelerated Ethernet MAC and IEEE 1588v2 timestamping for synchronized packet handling. Use Value: Eliminates need for external timestamping ASIC or FPGA; reduces BOM cost and PCB area while meeting <1 µs jitter requirements for time-sensitive networking. | Use Scenario: Bridging CANopen, DeviceNet, and RS-485-based fieldbus systems into a unified IP backbone in smart manufacturing cells. IC Role / Device Role / Timing Role: Dual-CAN interface handles independent bus arbitration and message filtering; USB OTG HS enables firmware updates via portable storage. Use Value: Single-chip solution replaces discrete CAN transceivers + microcontroller + USB controller, cutting component count by 40% and simplifying EMI compliance. |
| Smart Camera Edge Node | Energy Monitoring Hub |
Use Scenario: Real-time image acquisition and preprocessing (edge analytics) in industrial vision systems with low-latency trigger response. IC Role / Device Role / Timing Role: DCMI interface captures raw Bayer/RGB frames at up to 48 MB/s; DMA transfers directly to SRAM for CPU-free buffering and processing. Use Value: Sustains 60 fps @ VGA resolution without frame drops; eliminates external FIFO or video processor, reducing latency to <2 ms end-to-end. | Use Scenario: High-accuracy energy metering in commercial buildings with harmonic analysis, demand response, and secure remote reporting via Ethernet/Wi-Fi co-processor. IC Role / Device Role / Timing Role: Triple 12-bit ADCs sample voltage/current simultaneously at 6 MSPS; CRC unit validates firmware integrity during OTA updates. Use Value: Meets IEC 62053-22 Class 0.5 accuracy with on-chip calibration; backup SRAM preserves metering logs during brownouts. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-performance MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32F407VGT6 | Higher CPU frequency (168 MHz), FPU, no IEEE 1588v2 hardware timestamping, same LQFP100 package footprint. | Lacks hardware-accelerated PTP timestamping; requires software timestamping with higher jitter (>5 µs). | Select when floating-point math dominates over deterministic Ethernet timing. |
| STM32H743VIT6 | Cortex-M7 core @ 480 MHz, dual-core option, enhanced security (AES/SHA), no native DCMI interface. | Requires external bridge IC for camera interface; superior crypto acceleration but larger die size and power draw. | Select for AI inference at edge with secure boot, not for camera+Ethernet co-processing. |
Compared with STM32F205VGT7TR, the STM32F407VGT6 trades IEEE 1588v2 hardware timestamping for higher compute throughput, while the STM32H743VIT6 sacrifices DCMI integration for cryptographic acceleration and dual-core flexibility - making the F205 optimal for time-critical imaging+networking convergence.
Availability
STM32F205VGT7TR is available at Aetrix Electronics and suitable for industrial gateways, multi-protocol fieldbus bridges, and smart camera edge nodes requiring stable component supply, long-term lifecycle assurance, and qualified automotive-grade traceability.
Supply support for STM32F205VGT7TR 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, analog ICs, power management devices, and sensors for industrial, automotive, and consumer markets.
The STM32F2 series targets high-performance industrial connectivity applications, emphasizing integrated Ethernet, dual CAN, USB OTG, and real-time imaging - designed specifically for deterministic protocol bridging and edge node consolidation.
FAQ
What is the maximum operating temperature rating for STM32F205VGT7TR?
The STM32F205VGT7TR is rated for industrial temperature range: –40°C to +105°C ambient. This rating is validated per ST's qualification standard AEC-Q100 Grade 3 and applies to all LQFP100 packages with proper PCB thermal design (including VCAP capacitor placement and thermal pad soldering).
Does STM32F205VGT7TR support hardware encryption acceleration?
No, the STM32F205VGT7TR does not include hardware cryptographic accelerators (e.g., AES, SHA, PKA). It relies on software libraries for encryption; for hardware-accelerated crypto, ST recommends the STM32F415xx or STM32L4+ series with CryptoCell-310 or AES engines.
Can the Ethernet MAC operate in RMII mode with external PHY?
Yes, the Ethernet MAC supports both MII and RMII physical layer interfaces. RMII mode uses 11 dedicated pins (REF_CLK, CRS_DV, RXD0/1, TX_EN, TXD0/1, MDIO, MDC) and requires an external 50 MHz reference clock - confirmed in Section 3.26 of DS6329 Rev 18 and validated in ST's AN3984 application note.
Is the DCMI interface compatible with common CMOS image sensors?
Yes, the DCMI supports standard 8–14-bit parallel output sensors (e.g., OV5640, MT9V034) with programmable polarity for VSYNC/HSYNC/PIXCLK, automatic frame synchronization, and embedded DMA triggering - verified in ST's UM1702 user manual and supported by STM32CubeMX pin configuration tools.
STM32F205VGT7TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 100-LQFP
- Series:
- STM32F2
- Packaging:
- Tape & Reel (TR)
- 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 ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32F205VGT7TR FAQ
1.How can I place an order for STM32F205VGT7TR through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F205VGT7TR 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 STM32F205VGT7TR reliable?
The price and inventory of STM32F205VGT7TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F205VGT7TR is usually 5 days.
3.What payment methods are accepted for STM32F205VGT7TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F205VGT7TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F205VGT7TR?
STM32F205VGT7TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F205VGT7TR 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 STM32F205VGT7TR?
For technical support, including STM32F205VGT7TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F205VGT7TR requirements.
6.How does Aetrix verify that STM32F205VGT7TR is sourced from the original manufacturer or authorized distributors?
All STM32F205VGT7TR 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 STM32F205VGT7TR meets industry standards.
7.What is the process for return or replacement of STM32F205VGT7TR?
All STM32F205VGT7TR units undergo pre-shipment inspection (PSI). If there is an issue with STM32F205VGT7TR, 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 STM32F205VGT7TR part is unused and in its original packaging.
Return procedure for STM32F205VGT7TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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