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STMicroelectronics STM32F101VFT6
- Part No.:
- STM32F101VFT6
- Manufacturer:
- STMicroelectronics
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
STM32F101VFT6.pdf
- Description:
- IC MCU 32BIT 768KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:264
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Product details
Overview
STM32F101VFT6 from STMicroelectronics is an ARM® Cortex®-M3-based 32-bit microcontroller in LQFP100 package, delivering 36 MHz CPU frequency, 768 KB Flash, and 80 KB SRAM. It integrates 1×12-bit ADC (16-channel, 1 µs conversion), 2×12-bit DACs, 15 timers (including watchdogs and SysTick), and 10 communication interfaces (2×I²C, 3×SPI, 3×USART, USB, CAN) - deployed in industrial HMI control panels requiring real-time sensor fusion and local display driving.
For engineers reviewing the STM32F101VFT6 datasheet, STM32F101VFT6 pinout, STM32F101VFT6 application, or STM32F101VFT6 equivalent, key selection criteria include Flash/SRAM capacity, peripheral count (especially dual DAC + RTC + FSMC), I/O count (80 pins), 5 V-tolerant GPIO support, and LQFP100 thermal performance for convection-cooled enclosures.
Technical Context
The STM32F101VFT6 implements a tightly coupled ARM Cortex-M3 core with Memory Protection Unit (MPU), supporting deterministic interrupt handling via NVIC and low-latency peripheral access through AHB/APB buses. Its clock system combines four oscillator sources (HSE 4–16 MHz, HSI 8 MHz, LSE 32.768 kHz, LSI 40 kHz) with a programmable PLL to generate precise system clocks up to 36 MHz.
Peripheral integration centers on real-time control: the Flexible Static Memory Controller (FSMC) supports NOR/PSRAM/NAND with configurable timing, while the LCD parallel interface (8080/6800 modes) enables direct drive of monochrome or segment-based displays without external controllers.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | ARM Cortex-M3 @ 36 MHz, 1.25 DMIPS/MHz - enables real-time deterministic task scheduling in embedded control loops. |
| Flash Memory | 768 KB dual-bank Flash with read-while-write - supports safe firmware updates and bootloader separation. |
| SRAM | 80 KB static RAM - sufficient for RTOS stacks, communication buffers, and sensor data aggregation. |
| ADC | 1×12-bit, 1 µs SAR ADC with 16 input channels and integrated temperature sensor - suitable for multi-sensor analog monitoring. |
| DAC | 2×12-bit voltage-output DACs - enable precision analog output generation for calibration signals or actuator biasing. |
| I/O Pins | 80 GPIOs, all mappable to 16 EXTI lines, nearly all 5 V-tolerant - simplifies interfacing with legacy 5 V logic and industrial sensors. |
| Timers | 15 timers including 10×16-bit general-purpose, 2×watchdog (independent/window), SysTick, and 2×basic timers for DAC triggering - provides comprehensive timing resources for motor control and signal generation. |
| Communication | 10 interfaces: 2×I²C, 3×SPI (18 Mbit/s), 3×USART, USB 2.0 FS, CAN 2.0B - supports mixed-protocol fieldbus connectivity and PC host bridging. |
Pinout & Package
LQFP100 package (14 × 14 mm, 0.5 mm pitch), RoHS-compliant, ECOPACK® certified, with exposed thermal pad for enhanced heat dissipation in industrial ambient conditions.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Dual 2.0–3.6 V supply domains with dedicated analog/digital ground separation - ensures stable ADC/DAC reference integrity. |
| PA0–PA15, PB0–PB15, PC0–PC15, PD0–PD15, PE0–PE15 | General-purpose I/O | 80 total GPIOs; most support alternate functions (timers, USART, SPI), all support external interrupts - enables flexible peripheral mapping and board-level reuse. |
| OSC_IN / OSC_OUT | External crystal oscillator input/output | Supports 4–16 MHz quartz crystals - provides high-accuracy clock source for USB, RTC, and synchronous comms. |
| NRST | Active-low reset input | Asynchronous reset with internal pull-up; accepts 5 V-tolerant logic - simplifies reset circuit design with standard push-button or supervisor ICs. |
| BOOT0 | Boot mode selection | Configures boot from System Memory (for DFU), Main Flash, or SRAM - enables field firmware recovery and debug loading. |
| VREF+, VREF- | Analog reference inputs | Separate 3.6 V max reference pins for ADC/DAC - allows precision ratiometric measurement independent of VDD fluctuations. |
| VBAT | Backup power supply | Connects to coin cell for RTC and backup registers during main power loss - maintains timekeeping and configuration across power cycles. |
Key Features
| Feature | Design Value |
|---|---|
| Flexible Static Memory Controller (FSMC) | 4 Chip Selects supporting NOR, PSRAM, NAND, CompactFlash - eliminates need for external memory controllers in data-logging gateways. |
| Low-power operation | Sleep/Stop/Standby modes with <1 µA Standby current (VBAT active) - extends battery life in always-on edge nodes with periodic wake-up. |
| Debug & trace | Serial Wire Debug (SWD) + JTAG + ETM™ - enables non-intrusive real-time instruction tracing and complex breakpoint debugging in safety-critical firmware. |
| CRC calculation unit | Hardware-accelerated CRC-32 generator - offloads checksum computation for firmware OTA validation and communication frame integrity. |
| 96-bit unique ID | Factory-programmed silicon serial number - supports secure device identity binding for licensing, anti-cloning, and cloud provisioning. |
| Temperature sensor | Integrated calibrated sensor with ±1.5°C accuracy (0–100°C) - enables on-chip thermal monitoring without external components. |
Applications
| Industrial HMI Panel | Programmable Logic Controller (PLC) I/O Module |
|---|---|
Use Scenario: Local operator interface with touch buttons, LED indicators, and monochrome LCD display in factory automation cabinets. IC Role / Device Role / Timing Role: Central controller managing button debouncing, LED PWM dimming, LCD refresh (via 8080 interface), and RS-485 Modbus slave communication. Use Value: Integrated FSMC and LCD interface eliminate external display drivers; dual DACs generate analog setpoints for analog output modules. |
Use Scenario: DIN-rail mounted digital I/O expansion module with 16-channel isolated inputs and 8-channel relay outputs. IC Role / Device Role / Timing Role: Real-time I/O state manager coordinating opto-isolator sampling, relay timing (using advanced timer dead-time control), and CAN bus reporting to PLC master. Use Value: 80 GPIOs with EXTI support enable fast edge-triggered input capture; CAN 2.0B interface ensures deterministic fieldbus integration. |
| Energy Meter Data Concentrator | Medical Sensor Hub |
Use Scenario: Substation-level meter aggregation unit collecting pulse outputs and RS-485 Modbus data from 12+ smart meters. IC Role / Device Role / Timing Role: Protocol gateway translating pulse counts and Modbus registers into TCP/IP packets via Ethernet PHY interface (FSMC-driven). Use Value: 768 KB Flash stores multiple protocol stacks; 80 KB SRAM buffers burst data from concurrent meter reads before transmission. |
Use Scenario: Portable patient monitor aggregating ECG, SpO₂, and temperature sensor streams for Bluetooth LE transmission. IC Role / Device Role / Timing Role: Analog front-end controller performing ADC oversampling, digital filtering, and DAC-based reference calibration for sensor signal conditioning. Use Value: Integrated temperature sensor enables automatic gain correction; dual DACs calibrate analog sensor excitation currents with 12-bit precision. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| STM32F103VCT6 | 1 MB Flash, 96 KB SRAM, no FSMC, adds USB OTG FS and SDIO - same LQFP100 pinout but different peripheral mapping. | Preferred for USB-hosted data loggers; unsuitable where FSMC-driven NOR flash or PSRAM is required. | Select when USB device/host capability outweighs external memory expansion needs. |
| STM32F072VBT6 | Cortex-M0 core, 128 KB Flash, 16 KB SRAM, no FSMC or LCD interface, lower cost - LQFP100 pin-compatible but functionally reduced. | Suitable for cost-sensitive, low-complexity control tasks (e.g., simple lighting controllers); lacks DACs and advanced timers. | Choose only if application fits within M0 resource limits and does not require dual DAC, RTC calibration, or FSMC. |
Compared with STM32F101VFT6, the STM32F103VCT6 trades FSMC for USB/SDIO - ideal for host-centric designs - while the STM32F072VBT6 reduces cost and complexity at the expense of analog precision, memory bandwidth, and real-time peripheral depth.
Availability
STM32F101VFT6 is available at Aetrix Electronics and suitable for industrial HMI panels, PLC I/O modules, energy meter concentrators, and medical sensor hubs requiring stable component supply, long-term lifecycle assurance, and ECOPACK® compliance.
Supply support for STM32F101VFT6 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, specializing in microcontrollers, power management, sensors, and automotive ICs.
The STM32F101x series targets cost-optimized industrial and consumer applications requiring rich analog integration, real-time control, and robust peripheral sets - designed specifically for systems needing dual DACs, FSMC, and extended temperature operation without premium pricing.
FAQ
Is STM32F101VFT6 pin-compatible with other STM32F101x devices in LQFP100?
Yes - all STM32F101xG variants (e.g., STM32F101RGT6, STM32F101VGT6) share identical LQFP100 pinouts and electrical characteristics. Differences are limited to Flash size (768 KB vs. 1 MB), SRAM (80 KB), and peripheral enablement per part number; PCBs designed for STM32F101VFT6 support drop-in replacement with compatible firmware.
Does STM32F101VFT6 support USB device functionality?
No - the STM32F101VFT6 lacks a USB transceiver and associated PHY. USB capability is present only in the STM32F103xx series (e.g., STM32F103VCT6). For USB-enabled designs, migration to the F103 family is required, though pinout compatibility exists with careful peripheral remapping.
What is the maximum operating temperature range for STM32F101VFT6?
The STM32F101VFT6 is rated for industrial temperature range: –40 °C to +85 °C ambient. Junction temperature must remain ≤125 °C under continuous operation; thermal design using the exposed pad and recommended PCB copper area per ST AN2044 is essential for sustained 36 MHz operation at upper ambient limits.
Can the internal temperature sensor be used for system-level thermal monitoring?
Yes - the integrated temperature sensor is factory-calibrated and accessible via ADC channel 16. Accuracy is ±1.5 °C over 0–100 °C after applying two-point calibration using values stored in system memory (0x1FFFF7AC and 0x1FFFF7AE). It provides reliable die-temperature tracking for thermal throttling or fan control without external components.
STM32F101VFT6 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- Package/Case:
- 100-LQFP
- Series:
- STM32F1
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M3
- Core Size:
- 32-Bit Single-Core
- Speed:
- 36MHz
- Connectivity:
- I2C, IrDA, LINbus, SPI, UART/USART
- Peripherals:
- DMA, PDR, POR, PVD, PWM, Temp Sensor, WDT
- Number of I/O:
- 80
- Program Memory Size:
- 768KB (768K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 80K x 8
- Voltage - Supply (Vcc/Vdd):
- 2V ~ 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:
STM32F101VFT6 FAQ
1.How can I place an order for STM32F101VFT6 through Aetrix?
Please submit a Request for Quotation (RFQ) for STM32F101VFT6 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 STM32F101VFT6 reliable?
The price and inventory of STM32F101VFT6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for STM32F101VFT6 is usually 5 days.
3.What payment methods are accepted for STM32F101VFT6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for STM32F101VFT6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for STM32F101VFT6?
STM32F101VFT6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your STM32F101VFT6 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 STM32F101VFT6?
For technical support, including STM32F101VFT6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your STM32F101VFT6 requirements.
6.How does Aetrix verify that STM32F101VFT6 is sourced from the original manufacturer or authorized distributors?
All STM32F101VFT6 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 STM32F101VFT6 meets industry standards.
7.What is the process for return or replacement of STM32F101VFT6?
All STM32F101VFT6 units undergo pre-shipment inspection (PSI). If there is an issue with STM32F101VFT6, 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 STM32F101VFT6 part is unused and in its original packaging.
Return procedure for STM32F101VFT6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
STM32F101VFT6 Tags
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