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STMicroelectronics STM32F411VCT6TR
- Part No.:
- STM32F411VCT6TR
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
STM32F411VCT6TR.pdf
- Description:
- IC MCU 32BIT 256KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,079
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Product details
Overview
STM32F411VCT6TR from STMicroelectronics is a 32-bit Arm® Cortex®-M4 MCU with FPU, 100 MHz max clock, 512 KB Flash, 128 KB SRAM, and USB OTG FS interface. It integrates a 12-bit 2.4 MSPS ADC (16 channels), up to 11 timers including six 16-bit and two 32-bit units, and 13 communication interfaces - used in motor control, industrial PLCs, and sensor hub applications.
For engineers reviewing the STM32F411VCT6TR datasheet, STM32F411VCT6TR pinout, STM32F411VCT6TR application, or STM32F411VCT6TR equivalent, key selection factors include its 100 MHz ART-accelerated flash execution, BAM low-power acquisition mode, 77 5 V-tolerant I/Os, and integrated USB OTG FS PHY - critical for real-time embedded control with mixed-signal and connectivity requirements.
Technical Context
The device implements an Arm Cortex-M4 core with hardware FPU and Memory Protection Unit (MPU), enabling deterministic real-time processing of DSP-intensive tasks such as motor vector control or audio preprocessing. Its Adaptive Real-Time (ART) Accelerator eliminates wait states for 0-wait-state execution from Flash at 100 MHz.
Power architecture supports multiple low-power modes: Stop mode draws as low as 9 µA (Flash in Deep power-down), Standby consumes 1.8 µA (no RTC), and Run mode operates at 100 µA/MHz - all enabled by dynamic voltage scaling across 1.7–3.6 V supply range and calibrated internal oscillators (16 MHz HSI, 32 kHz LSE/LSI).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | Arm Cortex-M4 with FPU and MPU - enables floating-point math and task isolation for safety-critical firmware |
| Max Clock | 100 MHz with ART Accelerator - delivers 125 DMIPS without Flash wait states |
| Memory | 512 KB Flash + 128 KB SRAM - sufficient for complex control stacks with bootloader and OTA update space |
| ADC | 12-bit, 2.4 MSPS, 16-channel - supports high-resolution current/voltage sampling in motor drives |
| USB Interface | USB 2.0 Full-Speed OTG with on-chip PHY - eliminates external transceiver for host/device dual-role designs |
| I/O Count | Up to 81 pins with 77 5 V-tolerant - simplifies interfacing with legacy 5 V peripherals without level shifters |
| Low-Power Modes | Stop (9 µA), Standby (1.8 µA) - enables battery-backed operation in alarm systems and portable medical devices |
Pinout & Package
STM32F411VCT6TR uses the LQFP100 (14 × 14 mm) package with exposed thermal pad, compliant with ECOPACK2 environmental standards. Pin functions are validated per ST's DS10314 Rev 8, Section 4 "Pinouts and pin description".
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD/VSS | Power supply / Ground | Dual 1.7–3.6 V domain support with dedicated VCAP_1/VCAP_2 decoupling for core regulator stability |
| PA0–PA15, PB0–PB15, etc. | General-purpose I/O | 77 pins 5 V-tolerant; configurable as GPIO, AF, or analog - enables direct connection to sensors, displays, and industrial buses |
| PA9/PA10 | USART1 TX/RX | Supports 12.5 Mbit/s asynchronous comms - suitable for high-speed debug or modem control links |
| PA11/PA12 | USB DP/DM | Integrated full-speed PHY - no external transceiver required for USB device/host/OTG functionality |
| PC0–PC5 | ADC1_IN0–IN5 | Five dedicated analog inputs mapped to 12-bit ADC - allows simultaneous sampling of motor phase currents |
| NRST | Active-low reset | Internal pull-up; supports external reset button or supervisor IC assertion with 100 ns pulse width min |
Key Features
| Feature | Design Value |
|---|---|
| Batch Acquisition Mode (BAM) | Enables ultra-low-power sensor data capture while CPU remains in Stop mode - reduces system power by >70% in periodic monitoring |
| ART Accelerator | Eliminates Flash wait states at 100 MHz - ensures deterministic interrupt latency for real-time motor control loops |
| USB OTG FS with PHY | On-die transceiver supports device/host/OTG roles - cuts BOM cost and PCB area vs. discrete PHY solutions |
| 5 V-tolerant I/Os | 77 pins tolerate 5 V logic levels - avoids level-shifter ICs when interfacing with legacy industrial I/O modules |
| Hardware CRC unit | Accelerates checksum calculation for firmware updates and communication protocols - offloads CPU and improves data integrity verification speed |
Applications
| Motor Drive Control | Industrial PLC |
|---|---|
Use Scenario: Closed-loop field-oriented control (FOC) of 3-phase BLDC motors in HVAC blowers and conveyor systems. IC Role / Device Role / Timing Role: Primary controller executing PWM generation, ADC sampling, and PID computation at 20 kHz loop rate. Use Value: 100 MHz ART-accelerated core ensures sub-1 µs interrupt response; 12-bit ADC with 2.4 MSPS captures current ripple for precise torque regulation. | Use Scenario: Modular I/O expansion module in DIN-rail mounted programmable logic controllers. IC Role / Device Role / Timing Role: Central processing unit managing digital input scanning, analog signal conditioning, and EtherCAT slave stack. Use Value: 77 5 V-tolerant I/Os directly interface with industrial sensors and actuators; USB OTG enables field firmware updates via memory stick. |
| Medical Sensor Hub | Home Audio Appliance |
Use Scenario: Wearable vital sign monitor aggregating ECG, SpO₂, and temperature data for Bluetooth LE transmission. IC Role / Device Role / Timing Role: Low-power sensor fusion processor running BAM to acquire data during Stop mode, waking only for processing bursts. Use Value: 9 µA Stop mode (Deep power-down) extends battery life to >7 days; integrated 32 kHz RTC enables accurate timestamping of physiological events. | Use Scenario: Smart speaker audio subsystem handling microphone array preprocessing and voice command detection. IC Role / Device Role / Timing Role: Co-processor managing I²S audio streaming, FFT-based noise suppression, and wake-word trigger detection. Use Value: Dual SPI/I²S interfaces support simultaneous mic input and DAC output; audio PLL (PLLI2S) provides jitter-free 44.1/48 kHz clocks for high-fidelity playback. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32F401RET6 | Same Cortex-M4 core but 256 KB Flash, 64 KB SRAM, no USB OTG PHY - requires external transceiver | Suitable for cost-sensitive motor control where USB host capability is unnecessary | Select when BOM cost reduction outweighs need for integrated USB PHY and larger memory |
| STM32F412ZGT6 | 512 KB Flash, 256 KB SRAM, USB OTG HS/FS with PHY, 12-bit 2.4 MSPS ADC, but LQFP144 package | Better suited for high-channel-count data loggers requiring more GPIOs and dual ADCs | Choose when additional memory, higher pin count, or USB HS capability justifies larger footprint and cost |
Compared with STM32F401RET6, STM32F411VCT6TR offers double Flash/SRAM and integrated USB OTG PHY - reducing component count and enabling field-upgradable firmware. Versus STM32F412ZGT6, it trades package size and RAM for lower cost and smaller PCB area while retaining identical core performance and peripheral set for most industrial control use cases.
Availability
STM32F411VCT6TR is available at Aetrix Electronics and suitable for motor drive control, industrial PLCs, medical sensor hubs, and home audio appliances requiring stable component supply across long production lifecycles.
Supply support for STM32F411VCT6TR 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, specializing in microcontrollers, power management, and sensing technologies for industrial, automotive, and consumer markets.
The STM32F4 series targets high-performance embedded applications demanding real-time processing, rich connectivity, and low-power operation - designed specifically for motor control, industrial automation, and intelligent edge devices.
FAQ
What is the maximum operating temperature for STM32F411VCT6TR?
The STM32F411VCT6TR is rated for industrial temperature range: –40°C to +85°C. Some variants support extended ranges up to +105°C or +125°C, but the VCT6TR suffix specifically denotes the 85°C grade per ST's ordering matrix in DS10314 Rev 8, Table 1.
Does STM32F411VCT6TR support external memory interfaces like SDRAM or NAND?
No. STM32F411VCT6TR lacks FSMC (Flexible Static Memory Controller) or OCTOSPI peripherals. It supports only internal Flash and SRAM - unlike higher-end STM32F42x/43x lines. External storage must be added via SPI, SDIO, or USB mass storage.
Can the internal 32 kHz LSE oscillator be calibrated for RTC accuracy?
Yes. The LSE (32.768 kHz crystal oscillator) supports hardware calibration via the RTC_CALIBR register, allowing ±1 ppm adjustment over temperature. This enables sub-second RTC accuracy in battery-backed applications such as alarm systems and HVAC timers.
Is the STM32F411VCT6TR pin-compatible with other STM32F411 variants?
Yes - within the same LQFP100 package. STM32F411VCT6TR shares identical pinout with STM32F411VET6 (1 MB Flash) and STM32F411VDT6 (384 KB Flash), differing only in Flash size and part marking. Peripheral mapping and electrical characteristics remain consistent across the VxT6/VxE6/VxD6 family.
STM32F411VCT6TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 100-LQFP
- Series:
- STM32F4
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M4
- Core Size:
- 32-Bit Single-Core
- Speed:
- 100MHz
- Connectivity:
- I2C, IrDA, LINbus, MMC/SD/SDIO, SPI, UART/USART, USB OTG
- Peripherals:
- Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
- Number of I/O:
- 81
- Program Memory Size:
- 256KB (256K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.7V ~ 3.6V
- Data Converters:
- A/D 16x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
STM32F411VCT6TR FAQ
1.How can I place an order for STM32F411VCT6TR through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F411VCT6TR 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 STM32F411VCT6TR reliable?
The price and inventory of STM32F411VCT6TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F411VCT6TR is usually 5 days.
3.What payment methods are accepted for STM32F411VCT6TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F411VCT6TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F411VCT6TR?
STM32F411VCT6TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F411VCT6TR 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 STM32F411VCT6TR?
For technical support, including STM32F411VCT6TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F411VCT6TR requirements.
6.How does Aetrix verify that STM32F411VCT6TR is sourced from the original manufacturer or authorized distributors?
All STM32F411VCT6TR 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 STM32F411VCT6TR meets industry standards.
7.What is the process for return or replacement of STM32F411VCT6TR?
All STM32F411VCT6TR units undergo pre-shipment inspection (PSI). If there is an issue with STM32F411VCT6TR, 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 STM32F411VCT6TR part is unused and in its original packaging.
Return procedure for STM32F411VCT6TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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