STM32F411VET6TR - 100MHz Cortex-M4 MCU 512KB Flash | STMicroelectronics
MPN: STM32F411VET6TR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.92 | $8.92 |
| 10 | $7.85 | $78.50 |
| 100 | $6.74 | $674.00 |
| 500 | $5.99 | $2,995.00 |
| 1,000 | $5.42 | $5,420.00 |
STM32F411VET6TR Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), working memory (SRAM), and a rich set of peripherals such as timers, ADCs, communication controllers, and GPIOs. The STM32F411 sits in the Cortex-M4 -> ARM Cortex-M family -> 32-bit RISC microcontroller hierarchy, designed for deterministic real-time control with hardware floating-point acceleration and DSP extensions, which makes it well suited to motor control, audio processing, and signal-chain conditioning where 8/16-bit MCUs lack the headroom.
Key features of the STM32F411VET6TR include 125 DMIPS / 273 CoreMark performance, an ART Accelerator with 8 KB instruction cache that delivers near-zero-wait-state execution from Flash, a USB 2.0 OTG Full-Speed controller with on-chip PHY, and an SDMMC interface. The analog subsystem integrates three 12-bit 2.4 MSPS ADCs, two 12-bit DACs, and a buffered reference. Communication peripherals cover up to three USART, two UART, three SPI, two I2C, one CAN 2.0B, plus an external memory bus for SRAM/NOR/NAND. The 100-LQFP package exposes 81 GPIO for flexible system integration.
Architecturally, the STM32F411 uses a multi-AHB bus matrix (DCODE, SYSTEM, DMA1, DMA2) with two seven-channel DMAs to keep peripheral and CPU traffic parallelized, and a Cortex-M4 core with single-precision FPU, MPU, and NVIC for hardware-prioritized interrupts. Power gating through the integrated PVD, low-power Run, Sleep, Stop, and Standby modes is coordinated by the RCC and PWR blocks to support battery-powered end products.
Typical applications include USB HID/CDC devices, sensor fusion nodes, audio front ends (USB microphone, USB headphone), digital power conversion, drones, gaming controllers, and human-machine interface (HMI) modules. The 100 MHz Cortex-M4 with hardware FPU also makes it a frequent choice for CNC pre-processors and industrial gateways requiring deterministic wired connectivity.
When designing with this device, route the VDD/VDDA pins through a star topology with separate 100 nF + 4.7 uF decoupling at each pin, and tie BOOT0 to ground via 10 kOhm for normal boot from Flash. The 100-LQFP requires thermal relief and proper copper pour for the 81 GPIO to keep switching noise out of the analog domain.
This page synthesizes distributor pricing, drop-in alternatives in the same 100-LQFP footprint, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for STM32F411VET6TR — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with STM32F411VET6TR (same form factor and footprint) — differing in Package, Communication Interfaces, Operating Temperature, ADC, Core.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
STM32F411VET6
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →STM32F411RET6TR
✅ Drop-In✓ In Stock
$4.02 / Unit
View Datasheet →STM32F405VGT6TR
✅ Drop-In✓ In Stock
$8.1 / Unit
View Datasheet →STM32F407VET6TR
✅ Drop-In✓ In Stock
$3.4498 / Unit
View Datasheet →GD32F303VET6
✅ Drop-In📋 Reference alternative (not in catalog)
STM32F411VET6TR Maximum Ratings & Electrical Characteristics
| Core Architecture | ARM Cortex-M4 with FPU and DSP |
| Maximum Clock Frequency | 100 MHz |
| Performance | 125 DMIPS / 273 CoreMark |
| Program Memory (Flash) | 512 KB |
| SRAM | 128 KB |
| Supply Voltage (VDD) | 1.7 V to 3.6 V |
| Operating Temperature | -40 C to +85 C (grade 6) |
| Package | 100-LQFP (14x14 mm) |
| GPIO Count | 81 |
| ADC | 3x 12-bit, 2.4 MSPS |
| DAC | 2x 12-bit |
| USB | USB 2.0 OTG Full-Speed with on-chip PHY |
| CAN | 1x CAN 2.0B |
| SDMMC | Yes |
| External Memory Bus | Yes (SRAM/NOR/NAND) |
| DMA | 2x 7-channel controllers |
| ART Accelerator | 8 KB instruction cache |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
STM32F411VET6TR Pin Configuration
| Pin 1 | PE2 — GPIO PE2 / TRACECLK / FSMC_A23 |
| Pin 2 | PE3 — GPIO PE3 / TRACED0 / FSMC_A19 |
| Pin 3 | PE4 — GPIO PE4 / TRACED1 / FSMC_A20 |
| Pin 4 | PE5 — GPIO PE5 / TRACED2 / FSMC_A21 |
| Pin 5 | PE6 — GPIO PE6 / TRACED3 / FSMC_A22 |
| Pin 6 | VBAT — Backup battery supply input |
| Pin 7 | PC13 — GPIO PC13 / RTC_TAMP1 / WKUP2 |
| Pin 8 | PC14 — GPIO PC14 / OSC32_IN |
| Pin 9 | PC15 — GPIO PC15 / OSC32_OUT |
| Pin 10 | VSS — Ground |
| Pin 11 | VDD — Digital supply 1.7-3.6 V |
| Pin 12 | OSC_IN — HSE oscillator input |
| Pin 13 | OSC_OUT — HSE oscillator output |
| Pin 14 | NRST — Active-low reset input |
| Pin 15 | PC0 — GPIO PC0 / ADC1_IN10 |
| Pin 16 | PC1 — GPIO PC1 / ADC1_IN11 |
| Pin 17 | PC2 — GPIO PC2 / ADC1_IN12 |
| Pin 18 | PC3 — GPIO PC3 / ADC1_IN13 |
| Pin 19 | VSSA — Analog ground |
| Pin 20 | VDDA — Analog supply 1.7-3.6 V |
| Pin 21 | PA0 — GPIO PA0 / WKUP / ADC1_IN0 / TIM2_CH1 |
| Pin 22 | PA1 — GPIO PA1 / ADC1_IN1 / TIM2_CH2 |
| Pin 23 | PA2 — GPIO PA2 / USART2_TX / ADC1_IN2 / TIM2_CH3 |
| Pin 24 | PA3 — GPIO PA3 / USART2_RX / ADC1_IN3 / TIM2_CH4 |
| Pin 25 | VSS — Ground |
| Pin 26 | VDD — Digital supply 1.7-3.6 V |
| Pin 27 | PA4 — GPIO PA4 / SPI1_NSS / ADC1_IN4 / DAC1_OUT |
| Pin 28 | PA5 — GPIO PA5 / SPI1_SCK / ADC1_IN5 / DAC2_OUT |
| Pin 29 | PA6 — GPIO PA6 / SPI1_MISO / ADC1_IN6 / TIM3_CH1 |
| Pin 30 | PA7 — GPIO PA7 / SPI1_MOSI / ADC1_IN7 / TIM3_CH2 |
| Pin 31 | PC4 — GPIO PC4 / ADC1_IN14 |
| Pin 32 | PC5 — GPIO PC5 / ADC1_IN15 |
| Pin 33 | PB0 — GPIO PB0 / ADC1_IN8 / TIM3_CH3 |
| Pin 34 | PB1 — GPIO PB1 / ADC1_IN9 / TIM3_CH4 |
| Pin 35 | PB2 — GPIO PB2 / BOOT1 |
| Pin 36 | PE7 — GPIO PE7 / FSMC_D4 |
| Pin 37 | PE8 — GPIO PE8 / FSMC_D5 |
| Pin 38 | PE9 — GPIO PE9 / FSMC_D6 |
| Pin 39 | PE10 — GPIO PE10 / FSMC_D7 |
| Pin 40 | PE11 — GPIO PE11 / FSMC_D8 |
| Pin 41 | PE12 — GPIO PE12 / FSMC_D9 |
| Pin 42 | PE13 — GPIO PE13 / FSMC_D10 |
| Pin 43 | PE14 — GPIO PE14 / FSMC_D11 |
| Pin 44 | PE15 — GPIO PE15 / FSMC_D12 |
| Pin 45 | PB10 — GPIO PB10 / I2C2_SCL / USART3_TX |
| Pin 46 | PB11 — GPIO PB11 / I2C2_SDA / USART3_RX |
| Pin 47 | VCAP_1 — Core voltage decoupling (1.2 V LDO output) |
| Pin 48 | VDD — Digital supply 1.7-3.6 V |
| Pin 49 | PB12 — GPIO PB12 / SPI2_NSS / I2S2_WS |
| Pin 50 | PB13 — GPIO PB13 / SPI2_SCK / I2S2_CK |
| Pin 51 | PB14 — GPIO PB14 / SPI2_MISO / TIM12_CH1 |
| Pin 52 | PB15 — GPIO PB15 / SPI2_MOSI / TIM12_CH2 |
| Pin 53 | PD8 — GPIO PD8 / FSMC_D13 / USART3_TX |
| Pin 54 | PD9 — GPIO PD9 / FSMC_D14 / USART3_RX |
| Pin 55 | PD10 — GPIO PD10 / FSMC_D15 |
| Pin 56 | PD11 — GPIO PD11 / FSMC_A16 |
| Pin 57 | PD12 — GPIO PD12 / FSMC_A17 / TIM4_CH1 |
| Pin 58 | PD13 — GPIO PD13 / FSMC_A18 / TIM4_CH2 |
| Pin 59 | PD14 — GPIO PD14 / FSMC_D0 / TIM4_CH3 |
| Pin 60 | PD15 — GPIO PD15 / FSMC_D1 / TIM4_CH4 |
| Pin 61 | PC6 — GPIO PC6 / USART6_TX / TIM3_CH1 |
| Pin 62 | PC7 — GPIO PC7 / USART6_RX / TIM3_CH2 |
| Pin 63 | PC8 — GPIO PC8 / SDMMC_D0 / TIM3_CH3 |
| Pin 64 | PC9 — GPIO PC9 / SDMMC_D1 / TIM3_CH4 |
| Pin 65 | PA8 — GPIO PA8 / USART1_CK / TIM1_CH1 / MCO1 |
| Pin 66 | PA9 — GPIO PA9 / USART1_TX / TIM1_CH2 |
| Pin 67 | PA10 — GPIO PA10 / USART1_RX / TIM1_CH3 |
| Pin 68 | PA11 — GPIO PA11 / USB_DM / CAN1_RX |
| Pin 69 | PA12 — GPIO PA12 / USB_DP / CAN1_TX |
| Pin 70 | PA13 — GPIO PA13 / JTMS / SWDIO |
| Pin 71 | VCAP_2 — Core voltage decoupling (1.2 V LDO output) |
| Pin 72 | VDD — Digital supply 1.7-3.6 V |
| Pin 73 | PA14 — GPIO PA14 / JTCK / SWDCLK |
| Pin 74 | PA15 — GPIO PA15 / JTDI / SPI1_NSS / TIM2_CH1 |
| Pin 75 | PC10 — GPIO PC10 / SDMMC_D2 / USART3_TX |
| Pin 76 | PC11 — GPIO PC11 / SDMMC_D3 / USART3_RX |
| Pin 77 | PC12 — GPIO PC12 / SDMMC_CK / USART3_CK |
| Pin 78 | PD0 — GPIO PD0 / FSMC_D2 / CAN1_RX |
| Pin 79 | PD1 — GPIO PD1 / FSMC_D3 / CAN1_TX |
| Pin 80 | PD2 — GPIO PD2 / SDMMC_CMD / TIM3_ETR |
| Pin 81 | PD3 — GPIO PD3 / FSMC_CLK / USART2_CTS |
| Pin 82 | PD4 — GPIO PD4 / FSMC_NOE / USART2_RTS |
| Pin 83 | PD5 — GPIO PD5 / FSMC_NWE / USART2_TX |
| Pin 84 | PD6 — GPIO PD6 / FSMC_NWAIT / USART2_RX |
| Pin 85 | PD7 — GPIO PD7 / FSMC_NE1 / USART2_CK |
| Pin 86 | PB3 — GPIO PB3 / JTDO / TRACESWO / SPI1_SCK / TIM2_CH2 |
| Pin 87 | PB4 — GPIO PB4 / NJTRST / SPI1_MISO / TIM3_CH1 |
| Pin 88 | PB5 — GPIO PB5 / SPI1_MOSI / I2C1_SMBA / TIM3_CH2 |
| Pin 89 | PB6 — GPIO PB6 / I2C1_SCL / USART1_TX / TIM4_CH1 |
| Pin 90 | PB7 — GPIO PB7 / I2C1_SDA / USART1_RX / TIM4_CH2 |
| Pin 91 | BOOT0 — Boot mode select (0 = main Flash, 1 = system bootloader) |
| Pin 92 | PB8 — GPIO PB8 / I2C1_SCL / CAN1_RX / TIM4_CH3 |
| Pin 93 | PB9 — GPIO PB9 / I2C1_SDA / CAN1_TX / TIM4_CH4 |
| Pin 94 | PE0 — GPIO PE0 / TIM4_ETR |
| Pin 95 | PE1 — GPIO PE1 / FSMC_NBL0 |
| Pin 96 | VSS — Ground |
| Pin 97 | VSS — Ground |
| Pin 98 | PE2_ALT — Alias region for PE2 / FSMC_A23 (per datasheet) |
| Pin 99 | VREF+ — ADC/DAC positive reference voltage |
| Pin 100 | VREF- — ADC/DAC negative reference voltage |
Typical Applications
STM32F411VET6TR is suitable for 6 applications: USB HID / CDC Device, Sensor Fusion / IMU Node, Audio Front End (USB Microphone / Headset), Industrial Gateway / HMI Controller, Drone Flight Controller Companion Board, Gaming Controller / HMI Bridge.
USB HID / CDC Device
The STM32F411VET6TR is a strong fit for USB Human Interface Devices and CDC virtual COM ports because of its integrated USB 2.0 OTG Full-Speed controller with on-chip PHY, removing the need for an external transceiver. The 100 MHz Cortex-M4 with hardware FPU handles USB stack processing, HID report packing, and CDC line coding within budget, while 512 KB Flash fits full USB class stacks (HID + CDC composite) plus a small RTOS. Use it for configuration tools, lab instruments, and custom peripherals where a 12 Mbps USB link and PC driverless enumeration are required. Power dissipation is modest at 100 MHz full load, so no external heatsinking is needed on the 100-LQFP.
Recommended
Sensor Fusion / IMU Node
The STM32F411VET6TR suits 9-axis IMU sensor fusion nodes because its 100 MHz Cortex-M4 with FPU and DSP can run a real-time Madgwick or Mahony filter with 1 kHz update rates. The 3x 12-bit 2.4 MSPS ADCs sample analog sensor outputs while the SPI and I2C controllers drive the accelerometer, gyro, and magnetometer, and the DMA offloads conversion to memory without CPU intervention. The 128 KB SRAM accommodates FIFO buffers and the filter state, while 512 KB Flash holds the bootloader, RTOS, and sensor drivers. 1.7-3.6 V operation is friendly to Li-ion battery rails commonly used in wearables and drones.
Recommended
Audio Front End (USB Microphone / Headset)
The STM32F411VET6TR is a common choice for USB audio peripherals because the USB OTG Full-Speed link can stream 48 kHz / 16-bit stereo audio over isochronous endpoints while the Cortex-M4 performs basic DSP, gain control, and sidetone. The 2x 12-bit DAC and I2S interface support headphone or line-out stages, and the SDMMC controller enables optional WAV file playback from a microSD card. With 128 KB SRAM the MCU can buffer several milliseconds of audio while leaving headroom for the USB stack, and 512 KB Flash holds a full USB audio class 1.0 implementation. Power is held low enough for bus-powered designs drawing 100 mA or less from USB.
Recommended
Industrial Gateway / HMI Controller
The STM32F411VET6TR fits industrial gateway and HMI controller roles where deterministic RS-485, Modbus, or CAN 2.0B communication and a TFT display are required. The 100-LQFP exposes 81 GPIO, three USART, two UART, three SPI, two I2C, and a CAN 2.0B interface, supporting multi-drop industrial networks and parallel LCD/SDRAM through the external memory bus. The Cortex-M4 with FPU handles protocol stacks plus a small LVGL or emWin HMI, and 512 KB Flash comfortably stores bootloader, application, OTA staging, and fonts. -40 to +85 C operation and 3.6 V tolerant I/O are aligned with industrial cabinet environments.
Recommended
Drone Flight Controller Companion Board
The STM32F411VET6TR works well as a companion processor or payload controller in drone systems, offloading navigation, camera control, or telemetry from the main flight controller. The 100 MHz Cortex-M4 with FPU executes CMSIS-DSP and CMSIS-NN inferences for on-board computer vision, while the SDMMC interface logs mission data to microSD. CAN and USART provide robust links to ESCs and the flight controller, and the 81 GPIO drive auxiliary actuators. Battery-friendly 1.7-3.6 V operation supports direct Li-Po input through a small LDO, and the small 100-LQFP footprint fits tight companion boards.
Recommended
Gaming Controller / HMI Bridge
The STM32F411VET6TR can serve as the bridge MCU in wired and wireless gaming controllers, scanning button matrices, driving RGB LED chains, and presenting a USB HID or Bluetooth-HID endpoint. The 100 MHz Cortex-M4 with FPU runs USB-HID class driver plus anti-aliasing filtering on analog sticks, and the timers drive PWM for rumble motors with hardware dead-time insertion. 128 KB SRAM holds debounced input FIFOs and a USB report buffer, while 512 KB Flash carries bootloader, application, and device profiles. 1.7-3.6 V operation supports direct Li-ion battery power with simple boost regulation.
Recommended
Recommended Products Summary
Engineering reference data for STM32F411VET6TR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | STM32F411VET6 | STM32F411RET6TR | STM32F405VGT6TR | STM32F407VET6TR | GD32F303VET6 |
|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | GigaDevice |
| Package | 100-LQFP (14x14) | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same | 100-LQFP (14x14) - same |
| Core | Cortex-M4F @ 100 MHz | Cortex-M4F @ 100 MHz | Cortex-M4F @ 100 MHz | Cortex-M4F @ 168 MHz | Cortex-M4F @ 168 MHz | Cortex-M4 (no FPU) @ 120 MHz |
| Flash | 512 KB | 512 KB | 256 KB | 1 MB | 512 KB | 512 KB |
| SRAM | 128 KB | 128 KB | 128 KB | 192 KB | 128 KB | 64 KB |
| USB | USB OTG FS, on-chip PHY | USB OTG FS, on-chip PHY | USB OTG FS, on-chip PHY | USB OTG FS + HS (ext PHY) | USB OTG FS + HS (ext PHY) | USB OTG FS |
| Ethernet MAC | No | No | No | Yes (MII/RMII) | Yes (MII/RMII) | No |
| FPU | Yes (single-precision) | Yes | Yes | Yes | Yes | No |
Key Differentiators
- Higher performance than STM32F411RET6 with same 100-LQFP footprint (vs STM32F411RET6TR)
- USB OTG Full-Speed with on-chip PHY, no external transceiver required (vs STM32F405VGT6TR)
- GigaDevice cross-source option for cost reduction (vs GD32F303VET6)
Design Notes
Estimated: at 100 MHz full CPU load and 3.3 V VDD, the typical core current of an STM32F411 is around 12-15 mA. Add at least 100 nF + 4.7 uF ceramic on every VDD pin (48, 72, 11, 25, 26) plus 100 nF + 1 uF on VDDA pin 20, routed with star topology. Place a ferrite bead on the analog supply if the ADC is used at better than 10-bit effective resolution. Tie BOOT0 low through 10 kOhm to ground for normal Flash boot.
Estimated: at maximum 100 MHz and 3.6 V with all peripherals active, the package dissipation is well under 200 mW and the 100-LQFP with 1 oz 4-layer copper does not require a heatsink. Keep the exposed center pad in mind when migrating to a different STM32F4 with exposed pad (LQFP64/100 has no center pad; LQFP176/176BGA do). For industrial -40 to +85 C operation, derate clock speed above 70 C ambient if the application drives many GPIOs at high slew.
Do not leave NRST floating - it must have an external 10 kOhm pull-up and a 100 nF cap to ground for clean reset. The OSC_IN/OSC_OUT pins require a load-capacitor pair sized to the crystal (typically 5-20 pF). PC13 through PC15 on the 100-LQFP are shared with the RTC domain - do not use them as outputs if the RTC tamper or wake-up function is needed. BOOT0 must be sampled at NRST deassertion; if you reconfigure BOOT0 in firmware, it has no effect until the next reset.
Compliance Information
Industrial grade-6 -40 to +85 C; not AEC-Q100 qualified - use STM32F4 automotive grades (e.g. STM32F412RG) for automotive designs
