El STM32F407VGT6TR de STMicroelectronics es un microcontrolador ARM Cortex-M4F de alto rendimiento en un encapsulado LQFP de 100 patillas con empaquetado de cinta y carrete. Ofrece 168 MHz de frecuencia de CPU, 1 MB de Flash, 192+4 KB de SRAM (incluidos 64 KB de CCM), FPU, instrucciones DSP, acelerador ART, 3x ADC de 12 bits (2,4 MSPS), 2x DAC de 12 bits, 14 temporizadores, USB OTG FS+HS, 10\/100 Ethernet MAC, 2x CAN, FSMC, DCMI y TRNG. La tensi\u00f3n de funcionamiento es de 1,8-3,6 V con rango de temperatura industrial (-40C a +85C). El sufijo TR indica un embalaje de cinta y carrete.<\/p>","protected":false},"excerpt":{"rendered":"
The STM32F407VGT6TR from STMicroelectronics is a high-performance ARM Cortex-M4F microcontroller in a 100-pin LQFP package with tape-and-reel packaging. It features 168 MHz CPU frequency, 1 MB Flash, 192+4 KB SRAM (including 64 KB CCM), FPU, DSP instructions, ART Accelerator, 3x 12-bit ADC (2.4 MSPS), 2x 12-bit DAC, 14 timers, USB OTG FS+HS, 10\/100 Ethernet MAC, […]<\/p>\n","protected":false},"author":2,"featured_media":2259,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[14,13],"tags":[],"chip_brand":[142],"class_list":["post-2073","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-clock-timing-ics","category-integrated-circuits-ics","chip_brand-st"],"acf":{"brief_explanation":"ARM Cortex-M4F MCU, 168MHz, 1MB Flash, 192KB SRAM, FPU, USB HS+FS, ETH, 2xCAN, LQFP100 T&R","date_code":"","package_case":"LQFP-100 (14 x 14 x 1.4 mm, 0.5mm pitch, gull-wing)","in_stock":0,"datasheet":"https:\/\/www.st.com\/resource\/en\/datasheet\/stm32f407vg.pdf","price":"$11.32 (1+ pcs)","product_introduction":"The STM32F407VGT6TR from STMicroelectronics is the tape-and-reel version of the STM32F407VGT6, a high-performance ARM Cortex-M4F microcontroller in a 100-pin LQFP package. It belongs to the STM32F407xx family, which is one of the most popular ARM Cortex-M4 microcontroller families in the embedded industry.\n\nThe Cortex-M4F core operates at up to 168 MHz with single-precision floating-point unit (FPU) supporting all ARM single-precision data-processing instructions. The core also implements a full set of DSP instructions (MAC, SAT, SIMD) and a Memory Protection Unit (MPU). ST's ART (Adaptive Real-Time) Accelerator enables 0-wait-state execution from Flash memory at 168 MHz, delivering 210 DMIPS performance.\n\nMemory includes 1 MB Flash, 192 KB SRAM (128 KB main + 64 KB CCM data RAM), 4 KB backup SRAM, and 512 bytes OTP. The CCM (Core Coupled Memory) provides zero-wait-state data access for time-critical routines. The Flexible Static Memory Controller (FSMC) supports external SRAM, PSRAM, NOR, and NAND memories.\n\nAnalog peripherals include three 12-bit ADCs (2.4 MSPS each, up to 7.2 MSPS in triple interleaved mode with 24 channels total), two 12-bit DACs, and two analog comparators. The 14 timers include twelve 16-bit timers (two for motor control PWM), two 32-bit timers, and a SysTick timer.\n\nCommunication interfaces are extensive: USB 2.0 full-speed device\/host\/OTG with on-chip PHY, USB 2.0 high-speed\/full-speed device\/host\/OTG with dedicated DMA and ULPI, 10\/100 Ethernet MAC with IEEE 1588v2 hardware support, 2x CAN 2.0B, 3x I2C, 3x SPI (42 Mbps, 2 with I2S), 4x USART + 2x UART (10.5 Mbps), SDIO, and 8-14 bit camera interface (DCMI).\n\nThe 82 GPIO pins are 5 V tolerant with interrupt capability and configurable speed up to 84 MHz. Debug interfaces include SWD and JTAG with Cortex-M4 Embedded Trace Macrocell.\n\nThe STM32F407VGT6TR is Active status at ST and widely available from distributors. The TR suffix indicates tape-and-reel packaging for automated SMT assembly. The tray-packaged version is STM32F407VGT6.","working_principle":"**Cortex-M4F Core:** The ARM Cortex-M4F is a 32-bit RISC processor with 3-stage pipeline, hardware FPU (single-precision IEEE 754), DSP instructions (MAC, SAT, SIMD), and MPU. The FPU accelerates floating-point calculations critical for motor control, audio processing, and sensor fusion. DSP instructions enable efficient FIR\/IIR filter implementation.\n\n**ART Accelerator:** The Adaptive Real-Time Accelerator uses an instruction cache and literal pool cache to enable 0-wait-state Flash access at 168 MHz. Without the ART accelerator, the 3-cycle Flash access time would limit performance to approximately 56 MHz (168\/3). The 128-bit wide Flash interface prefetches up to 4 instructions per access, achieving near-zero wait-state performance.\n\n**Memory Architecture:** The multi-AHB bus matrix provides parallel access paths between the core, DMA, and peripherals. The 64 KB CCM RAM is directly coupled to the core via the I-bus\/D-bus, providing zero-wait-state access independent of the bus matrix. The main 128 KB SRAM is accessible by both the core and DMA controllers via the bus matrix.\n\n**DMA Controller:** The 16-stream DMA controller with FIFOs and burst support offloads data transfers from the CPU. Each stream can be configured for peripheral-to-memory, memory-to-peripheral, or memory-to-memory transfers. The double-buffer mode enables seamless circular DMA operation.\n\n**Power Management:** The device supports Sleep, Stop, and Standby low-power modes. The VBAT domain powers the RTC, backup registers, and backup SRAM when the main supply is removed. The internal regulator generates the 1.2 V core voltage from the 1.8-3.6 V supply.","pin_description":"
| Pin Group<\/th> | Name<\/th> | Type<\/th> | Description<\/th><\/tr><\/thead> | |||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Multiple<\/td> | VDD<\/td> | P<\/td> | Digital supply; 1.8-3.6V; multiple VDD pins must all be connected; decouple each with 100nF + 4.7uF; powers core and I\/O<\/td><\/tr> | |||||||||||||||||||||||||||
| Multiple<\/td> | VSS<\/td> | G<\/td> | Digital ground; multiple VSS pins; connect all to ground plane; return path for I\/O and core current<\/td><\/tr> | |||||||||||||||||||||||||||
| 1<\/td> | VBAT<\/td> | P<\/td> | Battery backup supply; powers RTC, backup registers, backup SRAM when VDD is off; 1.65-3.6V; connect to VDD or battery; decouple with 100nF<\/td><\/tr> | |||||||||||||||||||||||||||
| 1<\/td> | VDDA<\/td> | P<\/td> | Analog supply; 1.8-3.6V; powers ADC, DAC, comparators, PLL, reset; must be clean; decouple with 100nF + 1uF; connect to VDD via ferrite bead for noise isolation<\/td><\/tr> | |||||||||||||||||||||||||||
| 1<\/td> | VSSA<\/td> | G<\/td> | Analog ground; return for ADC\/DAC; connect to ground plane at single point near VSSA; star grounding recommended<\/td><\/tr> | |||||||||||||||||||||||||||
| Multiple<\/td> | BOOT0<\/td> | I<\/td> | Boot mode selection; LOW = boot from Flash; HIGH = boot from system memory (bootloader); connect with 10k pull-down and optional jumper<\/td><\/tr> | |||||||||||||||||||||||||||
| 2<\/td> | NRST<\/td> | I\/O<\/td> | System reset; active-low; open-drain with internal pull-up; Schmitt trigger input; can be driven externally; internal power-on reset<\/td><\/tr> | |||||||||||||||||||||||||||
| 82<\/td> | GPIO<\/td> | I\/O<\/td> | General-purpose I\/O; 5V tolerant; configurable as input\/output\/alternate-function\/analog; up to 84MHz toggle speed; programmable pull-up\/pull-down; interrupt capability on all pins<\/td><\/tr> | |||||||||||||||||||||||||||
| Dedicated<\/td> | OSC_IN\/OUT<\/td> | I\/O<\/td> | External crystal oscillator; 4-26 MHz; also configurable as external clock input; bypass with 2x22pF load capacitors<\/td><\/tr> | |||||||||||||||||||||||||||
| Dedicated<\/td> | OSC32_IN\/OUT<\/td> | I\/O<\/th>32.768 kHz LSE crystal for RTC; bypass with 2x6.8pF load capacitors; optional; internal 32 kHz RC available<\/td><\/tr><\/tbody><\/table>","application_scenarios":"
|