STM32F205VET6 - 120MHz ARM Cortex-M3 MCU, 512KB Flash | STMicroelectronics
MPN: STM32F205VET6 β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $12.5 | $12.50 |
| 10 | $11.25 | $112.50 |
| 100 | $10 | $1,000.00 |
| 500 | $9 | $4,500.00 |
| 1,000 | $8.1 | $8,100.00 |
Drop-in alternatives for STM32F205VET6 β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
STM32F205VGT6
β Drop-Inπ Reference alternative (not in catalog)
STM32F207VET6
β Drop-Inπ Reference alternative (not in catalog)
STM32F207VGT6
β Drop-Inβ 99,999 In Stock
$8.1 / Unit
View Datasheet βAT32F403AVGT7
β Drop-Inπ Reference alternative (not in catalog)
GD32F205VET6
β Drop-Inπ Reference alternative (not in catalog)
STM32F205VET6 Maximum Ratings & Electrical Characteristics
| Core | ARM Cortex-M3 |
| Maximum Clock Frequency | 120 MHz |
| Flash Memory Size | 512KB (512K x 8) |
| SRAM Size | 132KB |
| Number of I/O Pins | 82 |
| Package / Case | 100-LQFP (14x14 mm) |
| Operating Temperature Range | -40Β°C to +85Β°C |
| Supply Voltage Range | 1.8V to 3.6V |
| DMIPS Performance | 150 DMIPS |
| Number of Timers | 17 |
| Number of ADCs | 3 (12-bit) |
| Communication Interfaces | USB OTG HS/FS, Ethernet, SPI, I2C, USART, CAN |
| Oscillator Type | Internal |
| Packaging | Tray |
| RoHS Status | Compliant |
STM32F205VET6 Pin Configuration
| Pin 1 | VBAT β Backup battery supply for RTC and backup registers |
| Pin 2 | PC13 β GPIO or RTC output |
| Pin 3 | PC14 β GPIO or OSC32_IN |
| Pin 4 | PC15 β GPIO or OSC32_OUT |
| Pin 5 | PF0 β GPIO or OSC_IN |
| Pin 6 | PF1 β GPIO or OSC_OUT |
| Pin 7 | NRST β Reset (active low) |
| Pin 8 | VSSA β Analog ground |
| Pin 9 | VDDA β Analog power supply |
| Pin 10 | PA0 β GPIO or ADC input |
| Pin 11 | PA1 β GPIO or ADC input |
| Pin 12 | PA2 β GPIO or USART2_TX |
| Pin 13 | PA3 β GPIO or USART2_RX |
| Pin 14 | PA4 β GPIO or SPI1_NSS |
| Pin 15 | PA5 β GPIO or SPI1_SCK |
| Pin 16 | PA6 β GPIO or SPI1_MISO |
| Pin 17 | PA7 β GPIO or SPI1_MOSI |
| Pin 18 | PA8 β GPIO or USB_OTG_FS_SOF |
| Pin 19 | PA9 β GPIO or USB_OTG_FS_VBUS |
| Pin 20 | PA10 β GPIO or USB_OTG_FS_ID |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
STM32F205VET6 is suitable for 6 applications: Industrial Control Systems, Medical Devices, Consumer Electronics, IoT Gateways, Motor Drives, Audio Processing.
Industrial Control Systems
The STM32F205VET6 is ideal for industrial control systems due to its high performance (120 MHz, 150 DMIPS) and rich peripheral set. It can handle complex control algorithms, such as PID loops and motor control, while communicating over multiple protocols like CAN, SPI, and UART. Its 17 timers provide precise PWM generation for controlling actuators and motors. The device's wide operating temperature range (-40Β°C to +85Β°C) ensures reliability in harsh industrial environments. Additionally, the 3 ADCs allow for accurate analog sensor interfacing, enabling real-time monitoring and feedback. The STM32F205VET6's robust design and extensive documentation make it a preferred choice for industrial automation, PLCs, and robotics.
Recommended
Medical Devices
The STM32F205VET6 is well-suited for medical devices such as patient monitors, infusion pumps, and diagnostic equipment. Its high processing power enables real-time signal processing for ECG, EEG, and other biosignals. The device's multiple ADCs can sample analog signals from sensors with high resolution (12-bit), ensuring accurate measurements. The USB OTG interface allows for easy connectivity to host systems for data transfer and firmware updates. The low power consumption in sleep modes is beneficial for battery-powered portable medical devices. Furthermore, the STM32F205VET6's reliability and long-term availability make it a trusted choice for medical applications where safety and performance are critical.
Recommended
Consumer Electronics
In consumer electronics, the STM32F205VET6 powers smart home devices, wearables, and audio equipment. Its high clock speed and rich peripherals enable features like touch sensing, audio processing, and wireless connectivity. The device's USB OTG support allows for direct connection to smartphones and PCs, enabling data transfer and charging. The camera interface can be used in smart doorbells and security cameras. The STM32F205VET6's low power modes extend battery life in portable devices. Its compact LQFP package is suitable for space-constrained designs. With a wide range of communication interfaces, it can interface with Wi-Fi, Bluetooth, and Zigbee modules, making it a versatile choice for IoT consumer products.
Recommended
IoT Gateways
The STM32F205VET6 is an excellent choice for IoT gateways that aggregate data from multiple sensors and devices. Its Ethernet MAC (in the STM32F207 variant) or external Ethernet PHY can provide wired connectivity, while USB OTG and UART interfaces connect to cellular or Wi-Fi modules. The device's high processing power enables protocol conversion and data preprocessing before transmission to the cloud. The 132KB SRAM provides ample buffer for data packets. The STM32F205VET6's security features, such as a unique device ID and CRC unit, help ensure data integrity. Its low power consumption is advantageous for always-on gateways. The rich peripheral set allows interfacing with various sensor types, making it a central hub in IoT architectures.
Recommended
Motor Drives
The STM32F205VET6 is specifically designed for motor control applications, including brushless DC (BLDC) motors, permanent magnet synchronous motors (PMSM), and stepper motors. Its 17 timers include advanced PWM timers with complementary outputs and dead-time insertion, essential for driving three-phase inverters. The 3 ADCs can simultaneously sample phase currents and DC bus voltage for field-oriented control (FOC). The device's 120 MHz clock speed allows for high-frequency control loops, improving motor efficiency and dynamic response. The STM32F205VET6 also includes a quadrature encoder interface for position feedback. Its robust I/O structure can directly interface with gate drivers and current sensors. This makes it a cost-effective solution for industrial and automotive motor drives.
Recommended
Audio Processing
The STM32F205VET6 can be used in audio processing applications such as digital audio players, soundbars, and voice-controlled devices. Its high clock speed and DSP instructions enable real-time audio effects, filtering, and encoding. The device's I2S interface allows direct connection to audio codecs and DACs. The 3 ADCs can be used for analog audio input, while the USB OTG supports audio streaming to and from a host. The STM32F205VET6's large Flash memory can store audio samples and firmware. Its low power consumption is beneficial for portable audio devices. The rich peripheral set also includes a camera interface, which can be used for gesture control in smart speakers. Overall, the STM32F205VET6 provides a balanced platform for audio applications.
Recommended
Recommended Products Summary
Engineering reference data for STM32F205VET6 β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | STM32F205VGT6 | STM32F207VET6 | AT32F403AVGT7 |
|---|---|---|---|---|
| Package | 100-LQFP (14x14 mm) | 100-LQFP (14x14 mm) - same | 100-LQFP (14x14 mm) - same | 100-LQFP (14x14 mm) - same |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | Artery |
| Core | ARM Cortex-M3 | ARM Cortex-M3 | ARM Cortex-M3 | ARM Cortex-M4 |
| Maximum Clock Frequency | 120 MHz | 120 MHz | 120 MHz | 240 MHz |
| Flash Memory Size | 512KB | 1MB | 512KB | 1MB |
| SRAM Size | 132KB | 132KB | 132KB | 224KB |
| Number of I/O Pins | 82 | 82 | 82 | 82 |
| Ethernet MAC | No | No | Yes | No |
| Camera Interface | No | No | Yes | No |
Key Differentiators
- Higher clock speed than STM32F103 series (vs STM32F103VET6)
- More SRAM than STM32F103 series (vs STM32F103VET6)
- USB OTG HS/FS support (vs STM32F103VET6)
Design Notes
The STM32F205VET6 operates from a 1.8V to 3.6V supply. It is recommended to use a 3.3V supply with 100nF decoupling capacitors on each VDD pin and a 4.7uF capacitor on VDDA. For the VBAT pin, connect a backup battery or tie to VDD if not used. Ensure proper power sequencing to avoid latch-up.
For the 100-LQFP package, ensure adequate thermal relief and grounding. Use a solid ground plane and place decoupling capacitors close to the power pins. The exposed pad (if present) should be soldered to the ground plane for better thermal performance. Follow the layout guidelines in the datasheet for the crystal oscillator and USB traces.
One common pitfall is incorrect boot configuration. The BOOT0 and BOOT1 pins must be set correctly to select the desired boot mode (Flash, SRAM, or system memory). Also, ensure that the HSE crystal is properly connected with load capacitors as specified. Failure to do so can prevent the MCU from starting.
Compliance Information
RoHS compliant per STMicroelectronics product page. Not AEC-Q100 qualified; for automotive, consider STM32F205VET6 with extended temperature range or other automotive-grade variants.
