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STMicroelectronics STM32F205ZET6TR
- Part No.:
- STM32F205ZET6TR
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 144-LQFP
- Datasheet:
-
STM32F205ZET6TR.pdf
- Description:
- IC MCU 32BIT 512KB FLASH 144LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:5,631
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Product details
Overview
STM32F205ZET6TR from STMicroelectronics is a 32-bit Arm® Cortex®-M3 microcontroller with 512 KB Flash, 128+4 KB SRAM, 120 MHz max CPU frequency, dual USB OTG (FS/HS), 10/100 Ethernet MAC, and dual CAN 2.0B interfaces - deployed in industrial gateways requiring real-time protocol bridging, secure firmware updates, and multi-interface connectivity.
For engineers reviewing the STM32F205ZET6TR datasheet, STM32F205ZET6TR pinout, STM32F205ZET6TR application, or STM32F205ZET6TR equivalent, key selection criteria include Ethernet MAC + IEEE 1588v2 hardware support, 140 I/Os with 5 V tolerance, triple 12-bit ADCs (6 MSPS interleaved), camera interface timing compliance, and ART Accelerator™-enabled zero-wait-state Flash execution at 120 MHz.
Technical Context
The STM32F205ZET6TR integrates an Arm Cortex-M3 core with Adaptive Real-Time Accelerator (ART Accelerator™) for deterministic 0-wait-state Flash execution, Memory Protection Unit (MPU), and multi-AHB bus matrix enabling concurrent access to Flash, SRAM, and peripherals. Its clock system includes dual PLLs - main PLL for CPU/system clocks and audio PLL (PLLI2S) for precise I2S synchronization.
Peripheral architecture features dedicated DMA channels for high-bandwidth interfaces: Ethernet MAC with IEEE 1588v2 timestamping logic, USB OTG HS with ULPI and on-chip FS PHY, and DCMI supporting 48 MB/s parallel camera data capture. The flexible static memory controller (FSMC) supports NAND/NOR/PSRAM with hardware ECC and wait-state control.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M3 @ 120 MHz, 150 DMIPS, with MPU and ART Accelerator™ for zero-wait-state Flash execution |
| Memory | 512 KB Flash (dual-bank), 128 KB SRAM + 4 KB backup SRAM, 512 B OTP, FSMC supporting NAND/NOR/PSRAM |
| Analog | Three 12-bit ADCs (24-channel total), 6 MSPS max in triple interleaved mode; two 12-bit DACs; integrated temperature sensor |
| Connectivity | Dual CAN 2.0B, USB OTG FS + HS (with dedicated DMA, ULPI, on-chip FS PHY), 10/100 Ethernet MAC with MII/RMII and IEEE 1588v2 hardware support |
| Timers & I/O | Up to 17 timers (12×16-bit, 2×32-bit, 2×basic, 2×advanced); 140 I/Os - 138×5 V-tolerant, up to 60 MHz toggle rate |
| Camera & Audio | 8–14-bit parallel DCMI interface (48 MB/s max); I2S with audio PLL (PLLI2S) for <10 ppm audio clock accuracy |
| Power & Debug | 1.8–3.6 V supply; Sleep/Stop/Standby modes with VBAT RTC + 20×32-bit backup registers; SWD/JTAG + ETM trace |
Pinout & Package
LQFP144 (20 × 20 mm, 0.5 mm pitch) package with 144 leads. Pinout validated per STMicroelectronics DS6329 Rev 18, Section 4 "Pinouts and pin description", Table 8 "STM32F20x pin and ball definitions".
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD/VSS (×12) | Core & I/O power supply / ground | Dedicated pairs per power domain; decoupling required at each VDD/VSS pair for noise immunity and stable 120 MHz operation |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O with alternate functions | 140 total GPIOs; 138 support 5 V tolerance; configurable pull-up/down; most support EXTI, timer IC/OC, and communication AFs |
| PH0/PH1 | HSE oscillator input/output | Supports 4–26 MHz external crystal; critical for Ethernet MAC clock stability and USB HS timing compliance |
| PA12/PA11 | USB OTG FS D+/D− | On-chip full-speed PHY; no external transceiver needed; requires 1.5 kΩ pull-up on PA12 for device enumeration |
| PA13/PA14/PA15 | SWDIO/SWCLK/NRST | Serial Wire Debug interface; NRST is active-low reset with internal pull-up; supports low-pin-count debug and programming |
| PC1/PC4/PC5 | Ethernet RMII REF_CLK/CRS_DV/RX_ER | RMII interface pins; REF_CLK must be 50 MHz (from external source or PLL); enables compact 10/100 Ethernet implementation |
Key Features
| Feature | Design Value |
|---|---|
| ART Accelerator™ | Eliminates Flash wait states at 120 MHz, enabling deterministic real-time ISR response and sustained 150 DMIPS performance |
| Dedicated Ethernet DMA | Offloads CPU from packet buffering; supports scatter-gather descriptors and IEEE 1588v2 hardware timestamping for sub-microsecond sync |
| Triple ADC interleaving | 6 MSPS aggregate sampling across three 12-bit ADCs - enables simultaneous motor phase current + voltage + temperature acquisition |
| Flexible FSMC | Hardware ECC, programmable wait states, and NAND bad-block management - simplifies integration of external NOR flash or LCD controllers |
| DCMI interface | 8–14-bit parallel capture with embedded frame synchronization; supports OV7670 and similar CMOS sensors without external FIFO |
Applications
| Industrial Ethernet Gateway | Multi-Protocol PLC Controller |
|---|---|
|
Use Scenario: Aggregating Modbus RTU, CANopen, and EtherNet/IP traffic into unified OPC UA over TLS. IC Role / Device Role / Timing Role: Central protocol translation engine with dual CAN, Ethernet MAC, and multiple UARTs handling concurrent serial/industrial Ethernet stacks. Use Value: IEEE 1588v2 hardware timestamping enables deterministic cycle times (<1 ms jitter) for synchronized I/O across distributed nodes. |
Use Scenario: Compact DIN-rail PLC executing ladder logic while managing analog inputs (4–20 mA), digital I/O, and fieldbus communications. IC Role / Device Role / Timing Role: Main controller running FreeRTOS with dual 12-bit DACs for analog output, triple ADCs for sensor conditioning, and 140 GPIOs for modular I/O expansion. Use Value: 5 V-tolerant I/Os eliminate level-shifting components; backup SRAM retains state during brown-out events. |
| Smart Camera Edge Node | Secure Firmware Update Hub |
|
Use Scenario: Low-latency image preprocessing (edge detection, ROI cropping) before JPEG compression and wireless upload. IC Role / Device Role / Timing Role: DCMI interface captures 640×480@30 fps; ART Accelerator™ ensures real-time pixel processing in Flash-resident code; USB OTG HS streams compressed frames. Use Value: 48 MB/s DCMI bandwidth and dedicated DMA prevent frame drops; on-chip crypto accelerators (RNG, CRC) support secure image signing. |
Use Scenario: Field-deployed gateway performing authenticated, encrypted firmware updates over HTTPS or MQTT-SN. IC Role / Device Role / Timing Role: Dual-bank Flash enables safe A/B firmware swapping; 96-bit unique ID binds cryptographic keys to hardware; USB OTG FS serves as local recovery interface. Use Value: Secure boot with hash verification prevents unauthorized code execution; backup registers store update metadata across resets. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-performance MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32F207ZGT6 | Same package and pinout; adds Ethernet PHY (internal 10/100 PHY vs. MAC-only in F205); +128 KB Flash (1 MB total) | Reduces BOM count by eliminating external PHY; suitable where PHY integration is preferred over flexibility of discrete PHY selection | Select F207ZGT6 when board space is constrained and IEEE 802.3u-compliant PHY is acceptable; verify PHY driver compatibility with stack |
| STM32H743ZIT6 | Arm Cortex-M7 @ 480 MHz, dual-core option, 2 MB Flash, 1 MB RAM, enhanced crypto, but no native DCMI or FSMC; LQFP144 pin-compatible subset only | Higher compute throughput for AI inference or video codecs; lacks parallel camera interface and legacy memory controller support | Choose H743ZIT6 for next-gen designs needing >2× CPU performance and advanced security; avoid if DCMI or NAND/NOR interfacing is required |
Compared with STM32F205ZET6TR, STM32F207ZGT6 delivers integrated Ethernet PHY at identical footprint and toolchain compatibility, while STM32H743ZIT6 trades legacy peripheral support for raw performance and modern security - making F205ZET6TR optimal for cost-sensitive, interface-rich industrial edge nodes requiring proven DCMI/FSMC/Ethernet MAC integration.
Availability
STM32F205ZET6TR is available at Aetrix Electronics and suitable for industrial gateways, PLC controllers, smart camera edge nodes, and secure firmware update hubs requiring stable component supply, long-term lifecycle assurance, and full production traceability.
Supply support for STM32F205ZET6TR 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 industrial and networking applications demanding real-time performance, rich connectivity (Ethernet, USB OTG, CAN), and robust peripheral integration - with the F205 variant optimized for balanced Flash/RAM, dual USB, and camera interface capability.
FAQ
What is the maximum operating frequency and Flash execution performance of the STM32F205ZET6TR?
The STM32F205ZET6TR operates at up to 120 MHz CPU frequency and achieves zero-wait-state execution from Flash memory using the ART Accelerator™, delivering 150 DMIPS (Dhrystone 2.1) performance. This is confirmed in Section 2.2 and Table 4 of DS6329 Rev 18, with measured 1.25 DMIPS/MHz efficiency under full load.
Does the STM32F205ZET6TR support IEEE 1588v2 Precision Time Protocol?
Yes - the integrated 10/100 Ethernet MAC includes dedicated hardware timestamping logic compliant with IEEE 1588v2 Annex D, enabling sub-microsecond time synchronization. This is documented in Section 3.26 and electrical specs Table 62 of DS6329 Rev 18, with hardware support for PTP event message capture and correction field insertion.
What camera sensors are compatible with the DCMI interface on this MCU?
The DCMI supports 8–14-bit parallel output sensors including OV7670 (VGA, 30 fps), OV9655, and MT9V034 (WVGA), with timing verified per Table 6.3.26 in DS6329 Rev 18. Key constraints: pixel clock ≤ 48 MHz, HSYNC/VSNC pulse widths ≥ 10 ns, and support for embedded sync or separate sync signals.
Is the STM32F205ZET6TR pin-compatible with other STM32F205 or STM32F207 variants in LQFP144?
Yes - all STM32F205Zx and STM32F207Zx devices in LQFP144 (e.g., STM32F205ZGT6, STM32F207ZGT6) share identical pinouts per Table 8 and Figure 15 in DS6329 Rev 18. Functional differences (e.g., Ethernet PHY presence) do not affect mechanical or signal-level compatibility.
STM32F205ZET6TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 144-LQFP
- Series:
- STM32F2
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not 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:
- 114
- Program Memory Size:
- 512KB (512K 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 24x12b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32F205ZET6TR FAQ
1.How can I place an order for STM32F205ZET6TR through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F205ZET6TR 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 STM32F205ZET6TR reliable?
The price and inventory of STM32F205ZET6TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F205ZET6TR is usually 5 days.
3.What payment methods are accepted for STM32F205ZET6TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F205ZET6TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F205ZET6TR?
STM32F205ZET6TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F205ZET6TR 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 STM32F205ZET6TR?
For technical support, including STM32F205ZET6TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F205ZET6TR requirements.
6.How does Aetrix verify that STM32F205ZET6TR is sourced from the original manufacturer or authorized distributors?
All STM32F205ZET6TR 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 STM32F205ZET6TR meets industry standards.
7.What is the process for return or replacement of STM32F205ZET6TR?
All STM32F205ZET6TR units undergo pre-shipment inspection (PSI). If there is an issue with STM32F205ZET6TR, 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 STM32F205ZET6TR part is unused and in its original packaging.
Return procedure for STM32F205ZET6TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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