STM32F205VCT6TR - 120MHz Cortex-M3 MCU 256KB LQFP-100 | STMicroelectronics
N.º de pieza: STM32F205VCT6TR ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $12.85 | $12,85 |
| 10 | $11.55 | $115,50 |
| 100 | $10.2 | $1.020,00 |
| 500 | $9.05 | $4.525,00 |
| 1.000 | $7.95 | $7.950,00 |
STM32F205VCT6TR Descripción general
An ARM Cortex-M3 microcontroller is a 32-bit RISC processor core built around the Thumb-2 instruction set and tightly integrated with NVIC (Nested Vectored Interrupt Controller), SysTick, and optionally MPU and ETM blocks. In the broader taxonomy, the Cortex-M3 sits under Cortex-M -> ARM -> 32-bit MCU -> microcontroller, and the STM32F2 specifically targets high-performance connectivity applications. The Cortex-M3 brings deterministic interrupt latency, hardware divide, single-cycle multiply, and atomic bit-band regions, all of which translate into predictable code execution and tight real-time behavior.
Key features include 256 KB of Flash program memory, 96 KB of SRAM, three 12-bit ADCs with up to 24 channels, two 12-bit DACs, up to 17 timers (including motor-control PWM and general-purpose 16/32-bit timers), three I2C, four USART, two UART, three SPI, plus USB OTG Full-Speed and High-Speed with on-chip PHY, CAN 2.0B, SDIO, and 10/100 Ethernet MAC with dedicated DMA. The part operates from a 1.8 V to 3.6 V supply and provides multiple low-power modes (Sleep, Stop, Standby) with battery-domain RTC.
Architecturally, the STM32F205 integrates the ART Accelerator, a 7-channel general-purpose DMA, a CRC engine, and a 96-bit unique device ID. The combination of hardware encryption support (AES, RNG, USB OTG, and external FSMC/SDIO access) makes it well suited for industrial gateways, smart-meter and building-automation controllers that require Ethernet and USB at the same time.
Typical applications for the STM32F205VCT6TR include industrial motor drives and variable-frequency drives (VFD), barcode scanners and printers, home appliances with TFT/LCD HMIs, USB-connected medical instrumentation, alarm panels with Ethernet backhaul, and protocol converters bridging CAN, USB and Ethernet. The LQFP-100 footprint also makes it a strong fit for hand-soldered prototypes and medium-volume industrial designs.
When designing with this part, fit decoupling per VDD/VBAT/VDDA pin, place a 32.768 kHz crystal on PC14/PC15 if RTC accuracy is needed, and route the HSE oscillator traces short. Always verify USB OTG HS PHY biasing (external resistor on DP pull) when the high-speed USB port is used.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not typically compiled inside the manufacturer datasheet PDF.
Alternativas directas para STM32F205VCT6TR — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con STM32F205VCT6TR (mismo factor de forma y huella) — difiere en Package, Timers, Communication Interfaces, SRAM, Operating Temperature.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
STM32F205VCT6
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
STM32F205VCT7
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
STM32F205RCT6
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$4.15 / unidad
Ver hoja de datos →STM32F205ZCT6
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
STM32F105VCT7
✅ Sustitución directa✓ En stock
$7.65 / unidad
Ver hoja de datos →STM32F205RET6
✅ Sustitución directa✓ En stock
$7.95 / unidad
Ver hoja de datos →STM32F205VCT6TR Valores máximos y características eléctricas
| Core | ARM Cortex-M3 32-bit |
| Maximum CPU Frequency | 120 MHz |
| DMIPS | 150 |
| Flash Memory | 256 KB |
| SRAM | 96 KB |
| Tensión de alimentación | 1.8 V to 3.6 V |
| Temperatura de funcionamiento | -40 C to +85 C |
| Encapsulado | LQFP-100 (14 x 14 mm) |
| Tipo de montaje | Surface Mount |
| Number of I/Os | 82 |
| ADC | 3 x 12-bit (24 channels) |
| DAC | 2 x 12-bit |
| Timers | 17 (including 1 systick, 12 16-bit, 2 32-bit, 2 watchdog) |
| Communication Interfaces | USB OTG FS/HS, 2x CAN 2.0B, 3x SPI, 3x I2C, 4x USART + 2x UART, SDIO, Ethernet MAC |
| DMA Channels | 16 |
| Operating Temperature Grade | Industrial (-40C to +85C, grade 6) |
| Estado RoHS | Compliant |
| Nivel MSL | 3 (168 hours) |
| Packing | Tape and Reel (TR suffix) |
| Product Family | STM32F2 Series |
Guía de configuración de pines de STM32F205VCT6TR lqfp-100 (14 x 14 mm)
Configuración de pines para STM32F205VCT6TR (encapsulado lqfp-100 (14 x 14 mm)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para STM32F205VCT6TR.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
STM32F205VCT6TR es adecuado para 6 aplicacións: Industrial Motor Control & VFD, Industrial Ethernet Gateway, USB-Connected Barcode Scanner / Printer, Building Automation & Smart Meter, Medical Point-of-Care Device, Home Appliance with TFT / LCD HMI.
Industrial Motor Control & VFD
The STM32F205VCT6TR's 120 MHz Cortex-M3 with ART Accelerator, two 12-bit ADCs sampled simultaneously via timer-trigger, and motor-control PWM outputs make it fit three-phase motor drives and variable-frequency drives (VFDs). The 17 timers include advanced PWM blocks capable of complementary outputs and dead-time insertion, supporting 6-step and FOC commutation directly. The 96 KB SRAM buffers closed-loop FOC observer math while Ethernet MAC handles Modbus TCP / EtherNet/IP backhaul, all on one chip.
Recomendado
Industrial Ethernet Gateway
The STM32F205VCT6TR integrates a 10/100 Ethernet MAC with dedicated DMA, plus USB OTG High-Speed with on-chip PHY for cost-effective gateways bridging USB and IP networks. With 96 KB SRAM, mTCP/LwIP or uIP stacks co-reside with HTTP/Modbus servers, and the 16-channel DMA offloads packet copies. ST's RMII reference design (AN3368) drives PHY selection at industrial temp grades; the part's 1.8 V to 3.6 V input pairs cleanly with 24 V-to-3.3V industrial rails.
Recomendado
USB-Connected Barcode Scanner / Printer
In handheld scanners and POS printers, the STM32F205VCT6TR's USB OTG HS with on-chip PHY removes external ULPI components, simplifying the BOM and reducing the layout footprint. The 120 MHz core decodes image-processing pipelines in real time, while the SDIO interface handles SD card data logging without CPU stalls. The 256 KB Flash accommodates USB class stacks (CDC, HID, vendor) plus on-screen GUI rendering for embedded displays.
Recomendado
Building Automation & Smart Meter
With two CAN 2.0B controllers, an Ethernet MAC, and an RTC with battery-domain backup, the STM32F205VCT6TR is suitable for BACnet/Modbus building controllers and smart electricity meters. The LSE oscillator (32.768 kHz) and Stop-mode current draw support battery-backed metering nodes, while the 96 KB SRAM buffers DLMS/COSEM protocol stacks. AES hardware acceleration (on the F2 family) accelerates secure tariff communication when paired with optional crypto libraries.
Recomendado
Medical Point-of-Care Device
The STM32F205VCT6TR's 12-bit ADC with up to 24 channels, 82 flexible I/Os for sensor multiplexing, and USB OTG FS/HS for bedside connectivity fit blood-glucose meters, infusion pumps, and portable patient monitors. The LQFP-100 footprint supports hand-repairable PCBs in low-volume medical devices. ST provides IEC 60730 software libraries for IEC 61010-1 functional-safety housekeeping, leveraging the hardware watchdog and CRC engine.
Recomendado
Home Appliance with TFT / LCD HMI
White-goods controllers with color HMI benefit from the STM32F205VCT6TR's FSMC interface for parallel TFT/LCD memory mapping, plus timers for motor/relay control and ADCs for sensor readout. The DMA offloads display refresh at low CPU cost, freeing Cortex-M3 headroom for user-interface logic. UL/CSA/FCC-grade EMI performance is documented for industrial and appliance deployments referencing ST's AN2867 EMC guidelines.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para STM32F205VCT6TR — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | STM32F205VCT6 | STM32F205VCT7 | STM32F105VCT7 | STM32F205RET6 | STM32F205RCT6 | STM32F205ZCT6 |
|---|---|---|---|---|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package | LQFP-100 | LQFP-100 - same | LQFP-100 - same | LQFP-100 - same | LQFP-64 - footprint change required | LQFP-64 - footprint change required | LQFP-144 - footprint change required |
| Core / Max Frequency | Cortex-M3 / 120 MHz | Cortex-M3 / 120 MHz | Cortex-M3 / 120 MHz | Cortex-M3 / 72 MHz | Cortex-M3 / 120 MHz | Cortex-M3 / 120 MHz | Cortex-M3 / 120 MHz |
| Flash / SRAM | 256 KB / 96 KB | 256 KB / 96 KB | 256 KB / 96 KB | 256 KB / 96 KB | 256 KB / 96 KB | 256 KB / 96 KB | 256 KB / 96 KB |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +105C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| USB OTG Support | FS + HS (with on-chip PHY) | FS + HS (with on-chip PHY) | FS + HS (with on-chip PHY) | FS only (with on-chip PHY) | FS only (with on-chip PHY) | FS only (with on-chip PHY) | FS + HS (with on-chip PHY) |
| Ethernet MAC | Yes (10/100 with dedicated DMA) | Yes | Yes | No | Yes | Yes | Yes |
| I/O Count | 82 | 82 | 82 | 82 | 51 | 51 | 114 |
| Lifecycle Status | Active | Active | Active | Active | Active | Active | Active |
Diferenciadores clave
- Same-package automotive-grade upgrade path available as STM32F205VCT7 (frente a STM32F205VCT6)
- Full USB OTG HS with on-chip PHY at LQFP-100 (frente a STM32F105VCT7)
- On-chip 10/100 Ethernet MAC with dedicated DMA (frente a STM32F105VCT7)
Notas de diseño
Place a 100 nF X7R ceramic on each VDD pin and a single 4.7 uF bulk near the regulator output, plus 100 nF plus 1 uF on VDDA. Tie VREF+ to VDDA via a low-pass RC (10 ohm + 100 nF) for ADC accuracy per ST AN2834. Battery-domain VBAT requires its own decoupling and a Schottky to VDD when no battery is present, to ensure proper RTC domain failover.
Keep the HSE crystal traces within 5 mm of the OSC_IN/OSC_OUT pads and shield with a ground pour to avoid 50/60 Hz hum injection on USB or Ethernet. Route the USB DP/DM pair as a 90 ohm differential, length-matched within 1 mm, and avoid any via or component stub within 2x the trace spacing - USB HS signaling demands a clean, multi-layer-controlled-impedance stackup.
Estimated: with all I/Os switching at 8 mA and the 120 MHz CPU at full Dhrystone load, the LQFP-100 part dissipates approximately 200 mW worst case, and the package's theta_JA of ~50 C/W (on a 2s2p test board) yields a 10 C rise above ambient. Industrial-grade -40C to +85C operation has 5x headroom, so no heatsink is required for indoor enclosures.
Always keep NRST low during power-up; an external 10 kohm pull-up and 100 nF cap provides the canonical 20 ms reset timing. Do not enable USB OTG HS without supplying the internal 1.2 V PHY bias - the VBUS detection pin is required for proper session. The boot pins BOOT0/BOOT1 must be sampled correctly; floating BOOT0 will hang the boot ROM and prevent Flash execution.
Información de cumplimiento
STMicroelectronics product material declarations list the STM32F205 family as RoHS and REACH compliant, lead-free, and conflict-minerals compliant. Not AEC-Q100 qualified - choose the automotive STM32F205VCT7/T6 variant for harsh-environment applications.
