STMicroelectronics STM32F4 series, ARM Cortex-M4 32-bit MCU, 100 MHz, 512KB Flash, 128K x 8 SRAM, 81 I/O, 100-LQFP, -40°C to 85°C.
| Parameter | Value |
|---|---|
| Series | STM32F4 |
| Mounting | Surface Mount |
| Oscillator type | Internal |
| Program memory type | FLASH |
| Voltage - supply (Vcc (Vdd)) | 1.7V ~ 3.6V |
| Operating temperature | -40°C ~ 85°C (TA) |
| Speed | 100MHz |
| Package | Tape & Reel (TR) |
| RAM size | 128K x 8 |
| Core size | 32-Bit Single-Core |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Connectivity | I²C, IrDA, LINbus, MMC/SD/SDIO, SPI, UART/USART, USB OTG |
| Number of i (O) | 81 |
| Core processor | ARM® Cortex®-M4 |
| Case | 100-LQFP |
| Data converters | A/D 16x12b |
| Program memory size | 512KB (512K x 8) |
For a BOM line, that means no last-time-buy deadline to manage and no forced redesign window.
Sixteen 12-bit ADC channels are on-chip, enough to sample multiple analog sensors — current shunts, thermistors, potentiometers — without an external multiplexer.
The STM32F411VET6TR and STM32F411VET6 are electrically identical devices. The 'TR' suffix indicates Tape & Reel packaging for automated pick-and-place assembly, while the non-TR variant typically ships in trays or tubes. For a production BOM, the TR version is the standard choice for high-volume SMT lines; the tray version may be preferred for prototyping or low-volume builds where reel minimums are uneconomical.