STMicroelectronics

STM32F205VGT6 - 120MHz ARM Cortex-M3 MCU 1MB Flash | STMicroelectronics

N.º de pieza: STM32F205VGT6 ✓ Activo
En stock Se envía en 1-3 días hábiles
1.8 V to 3.6 V Vdss 100-LQFP (14x14 mm) Package 120 MHz Speed 1 MB (1M x 8) Memory
Desde $8.1 USD / unidad
MOQ: 1 |
Precio actualizado: 2026-10-10
Precios por volumen
Cant. Precio unitario Total
1 $12.5 $12,50
10 $11.2 $112,00
100 $9.75 $975,00
500 $8.85 $4.425,00
1.000 $8.1 $8.100,00
ℹ️ Todos los precios están en USD

STM32F205VGT6 Descripción general

The STMicroelectronics STM32F205VGT6 is a high-performance ARM Cortex-M3 32-bit RISC microcontroller operating at up to 120 MHz, delivering 150 DMIPs, with 1 MB of embedded Flash and 132 KB of SRAM in a 100-pin LQFP (14x14 mm) package. It belongs to the STM32F2 series, which combines connectivity peripherals with DSP and floating-point instructions, targeting industrial, consumer, and human-machine-interface applications.

An ARM Cortex-M3 microcontroller (MCU) is a 32-bit RISC processor core designed by Arm for embedded systems, featuring deterministic interrupt latency, Thumb-2 instruction set, and optional hardware multiply-accumulate. Within the broader taxonomy, the Cortex-M3 sits under Arm Cortex-M → 32-bit MCU → embedded microcontroller → semiconductor IC. The STM32F2 family specifically targets applications that require high computational throughput plus rich connectivity (USB OTG, Ethernet, CAN, SDIO) without the higher cost of Cortex-M4 parts.

Key features include 82 GPIO pins, three 12-bit ADCs (up to 2.4 MSPS), two 12-bit DACs, 17 timers, USB OTG Full-Speed and High-Speed, 10/100 Ethernet MAC, two CAN 2.0B controllers, an SDIO interface, and a camera interface. The integrated 4 KB backup SRAM retains data in standby mode while consuming only a few microamperes, and the part supports four low-power modes (Sleep, Stop, Standby, and VBAT) for battery-powered designs.

The architecture uses a multi-AHB bus matrix with separate buses for SRAM, Flash, and peripherals, allowing parallel DMA transfers and Cortex-M3 core execution without contention. The 120 MHz clock is sourced from an internal 16 MHz RC oscillator (with PLL) or an external 4-26 MHz crystal, enabling flexible system clock trees. Cryptographic and FSMC functions are NOT included on the F205 sub-line (those land on the F207 sub-line), which keeps this part cost-optimized for non-crypto applications.

Typical applications include industrial control (PLCs, motor drives, factory automation), medical equipment (patient monitors, diagnostic peripherals), consumer electronics (home appliances, audio devices with USB), networking (Ethernet-enabled IoT gateways, smart sensors), and human-machine interfaces (touchscreen controllers, graphical displays). The 1 MB Flash and 132 KB SRAM also suit firmware-over-the-air (FOTA) updates with rollback image storage.

When designing with the STM32F205VGT6, ensure your PCB layout places the 100-pin LQFP's exposed pad (if present on the variant) onto a ground copper pour for thermal dissipation, and follow ST's application note AN2867 for oscillator PCB layout. Decouple VDD/VDDA/VBAT with 100 nF ceramic capacitors placed within 2 mm of each supply pin, and add a 4.7 uF bulk capacitor per supply rail. VDD operating range is 1.8-3.6 V (the V suffix), so verify your LDO selection covers this range with adequate transient response.

This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and practical design notes not found in the manufacturer datasheet alone, helping engineers evaluate second-source options and PCB migration paths for the STM32F205VGT6.

Alternativas directas para STM32F205VGT6 — 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 STM32F205VGT6 (mismo factor de forma y huella) — difiere en Package, SRAM, Flash Memory, Operating Temperature Range, Timers.

STMicroelectronics
Package: 100-pin LQFP (14x14 mm)
SRAM: 100 KB (including 4 KB CCM)
Flash Memory: 512 KB
Comparar con STM32F205VGT6 →
STMicroelectronics
Package: LQFP100 (14x14 mm)
SRAM: 128 KB
Flash Memory: 1 MB
Comparar con STM32F205VGT6 →
STMicroelectronics
Package: LQFP-100 (14x14 mm)
SRAM: 192 KB
Flash Memory: 1 MB
Comparar con STM32F205VGT6 →

Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:

STM32F207VGT6

✅ Sustitución directa
STMicroelectronics
📦 100-LQFP (14x14)
ARM Cortex-M3 · 120 MHz · 1 MB · 128 KB · 1.8 V to 3.6 V · LQFP100 (14x14 mm) · -40C to +85C · 82

✓ En stock

$6.8182 / unidad

Ver hoja de datos →

STM32F205VET7

✅ Sustitución directa
STMicroelectronics
📦 100-LQFP (14x14)
ARM 32-bit Cortex-M3 · 120 MHz · 150 DMIPS (1.25 DMIPS/MHz, Dhrystone 2.1) · 512 KB · 100 KB (including 4 KB CCM) · 1.8 V to 3.6 V · 100-pin LQFP (14x14 mm) · -40C to +105C (grade 7)

✓ En stock

$8.95 / unidad

Ver hoja de datos →

GD32F205VGT6

✅ Sustitución directa
📦 100-LQFP (14x14)
same 100-LQFP footprint, Cortex-M3, 1 MB Flash; device ID and flash wait-states differ, firmware library port needed

📋 Alternativa de referencia (no en el catálogo)

STM32F207VFT6

✅ Sustitución directa
📦 100-LQFP (14x14)
F207 sub-line with crypto, 768 KB Flash vs 1 MB (-25%), pin-to-pin in 100-LQFP

📋 Alternativa de referencia (no en el catálogo)

ℹ️ 1 pieza(s) de otro encapsulado ocultas — un encapsulado diferente requiere retrabajo de la PCB y no es una sustitución directa real. Contáctenos si necesita sugerencias de otros encapsulados.

STM32F205VGT6 Valores máximos y características eléctricas

Core ARM Cortex-M3 32-bit RISC
Frecuencia de reloj máxima 120 MHz
Performance 150 DMIPs
Flash Memory 1 MB (1M x 8)
SRAM 132 KB
Number of I/O Pins 82
Encapsulado 100-LQFP (14x14 mm)
Supply Voltage Range 1.8 V to 3.6 V
ADC 3x 12-bit, up to 2.4 MSPS
DAC 2x 12-bit
Timers 17 (including 1 systick)
Communication Interfaces USB OTG HS/FS, 10/100 Ethernet, 2x CAN 2.0B, 3x SPI, 3x I2C, 6x USART/UART, SDIO
Camera Interface Yes (8/10/12/14-bit)
FSMC Yes (external memory bus)
Cryptographic Accelerator No (not present on F205 line)
Rango de temperatura de funcionamiento -40C to +85C (grade 6)
Tipo de montaje Surface Mount (LQFP)
Estado RoHS Compliant

Configuración de pines de STM32F205VGT6

LQFP-100 Package Pinout Diagram LQFP-100 14x14mm, P0.5mm, JEDEC MS-026. 1 25 LQFP-100
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 — Battery domain supply for RTC and backup SRAM
Pin 7 PC13 — GPIO PC13 / RTC_TAMP1 (anti-tamper)
Pin 8 PC14 — GPIO PC14 / OSC32_IN (LSE crystal)
Pin 9 PC15 — GPIO PC15 / OSC32_OUT (LSE crystal)
Pin 10 VSS — Digital ground
Pin 11 VDD — Digital supply 1.8-3.6V
Pin 12 OSC_IN — HSE crystal input (4-26 MHz)
Pin 13 OSC_OUT — HSE crystal output
Pin 14 NRST — Reset input (active low)
Pin 15 PC0 — GPIO PC0 / ADC123_IN10
Pin 16 PC1 — GPIO PC1 / ADC123_IN11
Pin 17 PC2 — GPIO PC2 / ADC123_IN12
Pin 18 PC3 — GPIO PC3 / ADC123_IN13
Pin 19 VREF+ — ADC positive reference
Pin 20 VSSA — Analog ground
Pin 21 VDDA — Analog supply 1.8-3.6V
Pin 22 PA0 — GPIO PA0 / WKUP / TIM2_CH1 / ADC123_IN0
Pin 23 PA1 — GPIO PA1 / TIM2_CH2 / ADC123_IN1
Pin 24 PA2 — GPIO PA2 / USART2_TX / TIM5_CH3 / ADC123_IN2
Pin 25 PA3 — GPIO PA3 / USART2_RX / TIM5_CH4 / ADC123_IN3
Pin 26 VSS — Digital ground
Pin 27 VDD — Digital supply 1.8-3.6V
Pin 28 PA4 — GPIO PA4 / SPI1_NSS / USART2_CK / DAC_OUT1 / ADC12_IN4
Pin 29 PA5 — GPIO PA5 / SPI1_SCK / DAC_OUT2 / ADC12_IN5
Pin 30 PA6 — GPIO PA6 / SPI1_MISO / TIM3_CH1 / ADC12_IN6
Pin 31 PA7 — GPIO PA7 / SPI1_MOSI / TIM3_CH2 / ADC12_IN7
Pin 32 PB0 — GPIO PB0 / TIM3_CH3 / ADC12_IN8
Pin 33 PB1 — GPIO PB1 / TIM3_CH4 / ADC12_IN9
Pin 34 PB2 — GPIO PB2 / BOOT1
Pin 35 PB10 — GPIO PB10 / I2C2_SCL / USART3_TX / FSMC_D10
Pin 36 PB11 — GPIO PB11 / I2C2_SDA / USART3_RX / FSMC_D11
Pin 37 VSS — Digital ground
Pin 38 VDD — Digital supply 1.8-3.6V
Pin 39 PB12 — GPIO PB12 / SPI2_NSS / I2C2_SMBAI / FSMC_D12
Pin 40 PB13 — GPIO PB13 / SPI2_SCK / FSMC_D13
Pin 41 PB14 — GPIO PB14 / SPI2_MISO / USB_HS_DM
Pin 42 PB15 — GPIO PB15 / SPI2_MOSI / USB_HS_DP
Pin 43 PD8 — GPIO PD8 / FSMC_D14
Pin 44 PD9 — GPIO PD9 / FSMC_D15
Pin 45 PD10 — GPIO PD10 / FSMC_FMCLE
Pin 46 PD11 — GPIO PD11 / FSMC_FMCNR
Pin 47 PD12 — GPIO PD12 / FSMC_A16 / TIM4_CH1
Pin 48 PD13 — GPIO PD13 / FSMC_A17 / TIM4_CH2
Pin 49 VSS — Digital ground
Pin 50 VDD — Digital supply 1.8-3.6V
Pin 51 PD14 — GPIO PD14 / FSMC_D0
Pin 52 PD15 — GPIO PD15 / FSMC_D1 / TIM4_CH4
Pin 53 PG2 — GPIO PG2 / FSMC_A12
Pin 54 PG3 — GPIO PG3 / FSMC_A13
Pin 55 PG4 — GPIO PG4 / FSMC_A14
Pin 56 PG5 — GPIO PG5 / FSMC_A15
Pin 57 PG6 — GPIO PG6 / FSMC_INT2
Pin 58 PG7 — GPIO PG7 / FSMC_INT3
Pin 59 PG8 — GPIO PG8
Pin 60 VSS — Digital ground
Pin 61 VDD — Digital supply 1.8-3.6V
Pin 62 PC6 — GPIO PC6 / TIM3_CH1 / USART6_TX / FSMC_NWAIT / SDIO_D6
Pin 63 PC7 — GPIO PC7 / TIM3_CH2 / USART6_RX / FSMC_NE3 / SDIO_D7
Pin 64 PC8 — GPIO PC8 / TIM3_CH3 / USART6_CK / SDIO_D0
Pin 65 PC9 — GPIO PC9 / TIM3_CH4 / I2C3_SDA / SDIO_D1
Pin 66 PA8 — GPIO PA8 / USART1_CK / TIM1_CH1 / MCO1
Pin 67 PA9 — GPIO PA9 / USART1_TX / TIM1_CH2 / OTG_FS_VBUS
Pin 68 PA10 — GPIO PA10 / USART1_RX / TIM1_CH3 / OTG_FS_ID
Pin 69 PA11 — GPIO PA11 / USART1_CTS / CAN1_RX / OTG_FS_DM
Pin 70 PA12 — GPIO PA12 / USART1_RTS / CAN1_TX / OTG_FS_DP
Pin 71 PA13 — GPIO PA13 / JTMS-SWDIO
Pin 72 VSS — Digital ground
Pin 73 VDD — Digital supply 1.8-3.6V
Pin 74 PA14 — GPIO PA14 / JTCK-SWCLK
Pin 75 PA15 — GPIO PA15 / JTDI / SPI3_NSS / TIM2_CH1_ETR
Pin 76 PC10 — GPIO PC10 / UART4_TX / FSMC_NE2 / SDIO_D2
Pin 77 PC11 — GPIO PC11 / UART4_RX / FSMC_NCE4_1 / SDIO_D3
Pin 78 PC12 — GPIO PC12 / UART5_TX / FSMC_CLE / SDIO_CK
Pin 79 PD0 — GPIO PD0 / FSMC_D2 / CAN1_RX
Pin 80 PD1 — GPIO PD1 / FSMC_D3 / CAN1_TX
Pin 81 PD2 — GPIO PD2 / TIM3_ETR / UART5_RX / SDIO_CMD
Pin 82 PD3 — GPIO PD3 / FSMC_CLK
Pin 83 PD4 — GPIO PD4 / FSMC_NOE
Pin 84 PD5 — GPIO PD5 / FSMC_NWE
Pin 85 VSS — Digital ground
Pin 86 VDD — Digital supply 1.8-3.6V
Pin 87 PD6 — GPIO PD6 / FSMC_NWAIT / UART2_RX
Pin 88 PD7 — GPIO PD7 / FSMC_NCE2 / UART2_TX
Pin 89 PB3 — GPIO PB3 / JTDO / SPI3_SCK / TIM2_CH2
Pin 90 PB4 — GPIO PB4 / NJTRST / SPI3_MISO / TIM3_CH1
Pin 91 PB5 — GPIO PB5 / SPI3_MOSI / I2C1_SMBAI / TIM3_CH2
Pin 92 PB6 — GPIO PB6 / I2C1_SCL / TIM4_CH1 / USART1_TX
Pin 93 PB7 — GPIO PB7 / I2C1_SDA / TIM4_CH2 / USART1_RX
Pin 94 BOOT0 — Boot mode select (0=Flash, 1=System memory bootloader)
Pin 95 PB8 — GPIO PB8 / TIM4_CH3 / I2C1_SCL / CAN1_RX
Pin 96 PB9 — GPIO PB9 / TIM4_CH4 / I2C1_SDA / CAN1_TX
Pin 97 PE0 — GPIO PE0 / TIM4_ETR / FSMC_NBL0
Pin 98 PE1 — GPIO PE1 / FSMC_NBL1
Pin 99 VSS — Digital ground
Pin 100 VDD — Digital supply 1.8-3.6V

Aplicaciones típicas

STM32F205VGT6 es adecuado para 7 aplicacións: Industrial Motor Control, Medical Patient Monitoring, Ethernet-Enabled IoT Gateways, USB Consumer Audio Devices, Human-Machine Interface (HMI) Controllers, Industrial PLC and Process Controllers, Smart Sensor Hubs with FOTA.

🏭

Industrial Motor Control

The STM32F205VGT6 fits mid-range industrial motor drives (BLDC, PMSM, AC induction) up to several kW. Its 17 timers include advanced PWM timers with complementary outputs and programmable dead-time insertion, critical for three-phase inverter switching. The three 12-bit ADCs (2.4 MSPS) sample phase currents simultaneously for field-oriented control (FOC). At 120 MHz the Cortex-M3 executes sensorless FOC loops under 10 kHz with margin. The 100-LQFP package exposes 82 GPIO for encoder interfaces, gate driver enable signals, and protection circuitry. The 132 KB SRAM accommodates observer state variables and speed controller history. ST's MC SDK provides ready-to-use FOC firmware with sensorless and sensored algorithms. Power dissipation is moderate (typically 200-300 mW), so the 100-LQFP needs no heatsink for industrial cabinet environments.

💊

Medical Patient Monitoring

The STM32F205VGT6 powers portable and bedside patient monitors (SpO2, multi-parameter monitors, infusion pumps) where its 1 MB Flash stores signal-processing firmware and 132 KB SRAM holds real-time waveform buffers. The 12-bit ADC at 2.4 MSPS samples ECG, PPG, and respiration waveforms at clinical sampling rates (typically 500 Hz-1 kHz per channel). The Cortex-M3 DSP extensions accelerate FFT-based heart rate variability (HRV) analysis and pulse oximetry algorithms. USB OTG Full-Speed connects to host PCs for data export, while the camera interface supports integration with future AI-assisted diagnostic cameras. The 100-LQFP package is RoHS-compliant and the -40C to +85C range covers clinical environments. For IEC 60601-1 medical safety compliance, isolate the USB and Ethernet using ADuM3160/ADuM5401 digital isolators around the MCU.

🌐

Ethernet-Enabled IoT Gateways

The STM32F205VGT6's integrated 10/100 Ethernet MAC with MII/RMII interface enables IoT gateways, smart sensors, and industrial protocol converters. The 1 MB Flash stores TCP/IP stacks (lwIP or FreeRTOS+TCP) plus application firmware, while 132 KB SRAM buffers MQTT/CoAP message queues. The Cortex-M3 at 120 MHz comfortably handles TLS handshake computations and JSON parsing. Two CAN 2.0B controllers bridge to industrial CANopen or J1939 networks. The USB OTG High-Speed interface connects to 4G/LTE dongles for cellular uplink. ST's X-CUBE-AWS or X-CUBE-AZURE expansion packages provide cloud connectivity reference implementations. The 100-LQFP exposes 82 GPIO for digital inputs/outputs in DIN-rail mounted gateways. Power consumption in Run mode is around 70 mA, dropping below 10 mA in Standby mode for battery-backed installations.

🎧

USB Consumer Audio Devices

The STM32F205VGT6 powers USB audio devices such as USB headphones, audio interfaces, and MIDI controllers. Its USB OTG Full-Speed peripheral supports USB Audio Class 1.0/2.0 device profiles at up to 12 Mbps, sufficient for 24-bit/96 kHz stereo audio streaming. The Cortex-M3 with DSP instructions handles real-time audio mixing, equalization, and ASIO buffer management. The 132 KB SRAM provides headroom for 4-8 ms audio buffer plus effect processing state. The 100-LQFP's 82 GPIO drive LED VU meters, button matrices, and rotary encoder inputs. ST's USB Device Library provides ready-to-use USB Audio class drivers. The part's -40C to +85C range suits consumer indoor environments. Note that for higher-end 32-bit/192 kHz multichannel audio, consider the STM32F4 line with its hardware FPU.

📺

Human-Machine Interface (HMI) Controllers

The STM32F205VGT6 drives HMI panels in appliances, industrial machines, and building automation with TFT LCD or touch displays. The FSMC (Flexible Static Memory Controller) interfaces directly to parallel TFT displays up to 4.3 inch at QVGA/WQVGA resolution, offloading pixel data writes from the core. The 1 MB Flash stores GUI assets, fonts, and FreeRTOS+emWin or LVGL graphics frameworks. 132 KB SRAM holds framebuffer lines for double-buffered rendering. The SDIO interface connects to microSD cards for logging or asset updates. USB OTG supports firmware updates via USB stick. The 100-LQFP exposes GPIO for keypad matrices, LED backlight drivers, and resistive touch controller interfaces. ST's TouchGFX portfolio provides modern UIs on this MCU class, though 64-LQFP variants may suit smaller displays.

🏭

Industrial PLC and Process Controllers

The STM32F205VGT6 is well-suited for compact industrial PLCs, remote I/O modules, and process controllers in factory automation. Its two CAN 2.0B controllers interface with CANopen or DeviceNet slave modules, while the 10/100 Ethernet MAC supports PROFINET, EtherCAT (via ET1100 ASIC), or Modbus TCP. The 17 timers generate PWM outputs for valve control, stepper motor sequencing, and pulse counting for flow meters. The three 12-bit ADCs digitize 4-20 mA analog sensor inputs (current sense resistors) at industrial sampling rates. The FSMC bus can interface to external SRAM for data logging. The 1 MB Flash stores ladder logic interpreter or IEC 61131-3 runtime plus communication stacks. The 100-LQFP's wide GPIO count (82) addresses 32+ digital I/O on a single MCU. Industrial temperature grade -40C to +85C is standard for cabinet-mounted equipment.

🧩

Smart Sensor Hubs with FOTA

The STM32F205VGT6 acts as a smart sensor hub aggregating I2C/SPI/UART sensor data and uploading via Ethernet or USB. Its 1 MB Flash supports dual-image firmware-over-the-air (FOTA) with rollback, critical for IoT devices deployed in the field. The 132 KB SRAM buffers sensor fusion computations (Kalman filters) and message queues. USB OTG High-Speed enables wired commissioning via USB stick. The 100-LQFP's GPIO count supports multiple sensor breakouts (I2C mux, SPI peripherals). ST's X-CUBE-IOTA1S firmware library integrates with the IOTA distributed ledger for tamper-proof sensor logging. The Cortex-M3 DSP extensions accelerate FFT and other signal-processing algorithms. For battery-powered installations, leverage the part's Stop and Standby modes drawing microamps while retaining 4 KB backup SRAM.

Resumen de productos recomendados

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What is the operating frequency and core architecture of STM32F205VGT6?
The STM32F205VGT6 runs an ARM Cortex-M3 32-bit RISC core at up to 120 MHz, delivering 150 DMIPs of computational throughput. According to ST's STM32F205xx datasheet, the Cortex-M3 implements the Thumb-2 instruction set and supports hardware single-cycle multiply and divide. This makes the part suitable for DSP-style signal processing and floating-point-emulated control loops without requiring an M4 core.
How much Flash and SRAM does the STM32F205VGT6 have?
The STM32F205VGT6 integrates 1 MB (1M x 8) of embedded Flash and 132 KB of SRAM, plus a 4 KB backup SRAM domain retained in standby. This memory sizing positions it for applications requiring OTA firmware with dual-image rollback, large protocol stacks (TCP/IP, USB), and graphical user interfaces with framebuffers. Same-package variants (VCT6, VET7) on the F205 line offer different memory configurations.
Where to buy STM32F205VGT6 online and what is the current price?
As of 2026-10-10, the STM32F205VGT6 is in stock at DigiKey (2640808), Mouser, LCSC ($8.19 starting), and Octopart-listed distributors. Typical unit pricing at qty 1 is around $12.50, dropping to ~$8.10 at qty 1000. For 2500+ reel quantities, request an XAIPART quote for tier-2 sourcing from authorized ST distributors.
What is the lead time for STM32F205VGT6?
Standard distributor lead time for STM32F205VGT6 is currently 4-8 weeks from stock at major franchised distributors (as of 2026-10-10). Authorized ST distributors including DigiKey, Mouser, Arrow, and Avnet report stock on hand. For volume commitments, contact XAIPART for franchised-channel pricing and consolidated shipments from multiple warehouses.
Is STM32F205VGT6 in stock at distributors?
Yes, the STM32F205VGT6 is reported as in stock at DigiKey (2640808) and Mouser as of 2026-10-10, with same-day shipping on small-quantity orders. LCSC also lists inventory from $8.19. Use XAIPART's stock aggregator to compare real-time availability across DigiKey, Mouser, Arrow, Avnet, and LCSC before placing a volume order.
What is the difference between STM32F205VGT6 and STM32F207VGT6?
The STM32F205VGT6 and STM32F207VGT6 share the same 100-LQFP package, Cortex-M3 core at 120 MHz, 1 MB Flash, and 132 KB SRAM. The F207 sub-line adds a cryptographic accelerator (AES, hash, TRNG) and Ethernet IEEE 1588v2 hardware assist, while the F205 sub-line omits these features. Both are pin-to-pin compatible in LQFP-100, making them drop-in upgrades when crypto is needed.
STM32F205VGT6 vs STM32F207VGT6 - which is better for Ethernet applications?
For Ethernet applications without cryptographic requirements, the STM32F205VGT6 is the better choice because it is pin-compatible with the F207 but lower cost. Choose STM32F207VGT6 only if you need AES/hash acceleration or IEEE 1588v2 precision time protocol hardware timestamping. Both parts integrate the 10/100 Ethernet MAC with MII/RMII PHY interface and support TCP/IP offload via STM32Cube firmware libraries.
When should I choose STM32F205VGT6 over STM32F207VGT6?
Choose STM32F205VGT6 for industrial control, motor drives, medical peripherals, and consumer electronics where cryptographic acceleration is not required. Choose STM32F207VGT6 for secure-connected applications, FOTA with signed firmware, or when IEEE 1588v2 timestamping is mandatory. Both are 100-LQFP drop-in compatible, allowing PCB reuse with BOM substitution.
Is STM32F205VGT6 suitable for industrial motor control?
Yes, the STM32F205VGT6 is suitable for industrial motor control applications up to mid-range BLDC/PMSM drives. Its 17 timers include advanced PWM timers with complementary outputs and dead-time insertion, three 12-bit ADCs enable sensorless FOC with simultaneous current sampling, and the 120 MHz Cortex-M3 supports field-oriented control loops under 10 kHz. For higher-frequency or higher-precision motor control, consider an STM32G4 upgrade instead.
What is the best drop-in replacement for STM32F205VGT6?
The best drop-in pin-compatible replacement for STM32F205VGT6 is the STM32F207VGT6, which shares the 100-LQFP footprint and most peripheral set, adding crypto and IEEE 1588v2. Within ST's lineup, the STM32F205VET7 is also drop-in compatible in the same 100-LQFP but with 512 KB Flash instead of 1 MB. Cross-brand, the GigaDevice GD32F205VGT6 is pin-compatible with minor software library porting.
Can STM32F207VGT6 directly replace STM32F205VGT6 on my PCB?
Yes, the STM32F207VGT6 is a direct drop-in replacement for STM32F205VGT6 on the same 100-LQFP PCB footprint. The pinout, supply voltage (1.8-3.6 V), and most peripherals are identical. Note that the F207 line adds crypto peripherals that must be initialized if used, and the device ID register differs - firmware should not hardcode the device ID but read it at startup.
Where can I download the STM32F205VGT6 datasheet PDF?
The official STM32F205VGT6 datasheet PDF can be downloaded from STMicroelectronics' product page at https://www.st.com/resource/en/datasheet/stm32f205vg.pdf. This 163-page document covers the entire STM32F205xx and STM32F207xx line. The datasheet is also mirrored on Octopart (octopart.com/datasheet/stmicroelectronics/STM32F205VGT6) and digchip.com.
Where can I find the STM32F205VGT6 pinout diagram?
The STM32F205VGT6 pinout diagram is in section 4 of the ST datasheet (page 30 onwards). The 100-LQFP pinout assigns 82 GPIO across 8 GPIO ports (PA-PG), with dedicated pins for the 16 MHz HSE crystal (PD0/PD1 or PH0/PH1), USB OTG D+/D- pairs (PA11/PA12 for FS, PB14/PB15 for HS), Ethernet RMII/MII signals, and JTAG/SWD (PA13/PA14/PB3/PA15/PB4). STM32CubeMX can auto-generate the pinout based on your peripheral selection.
What is the difference between STM32F205VGT6 and STM32F205VET7?
Both the STM32F205VGT6 and STM32F205VET7 use the 100-LQFP package and are pin-to-pin compatible, but differ in Flash memory size and operating temperature grade. The VGT6 has 1 MB Flash and -40C to +85C (grade 6), while the VET7 has 512 KB Flash and -40C to +105C (grade 7). Choose VET7 for higher-temperature environments and VGT6 for larger firmware footprints. RAM is 132 KB on VGT6 versus 64 KB on VET7.
What is the best GigaDevice equivalent for STM32F205VGT6?
The GigaDevice GD32F205VGT6 is the best GigaDevice equivalent for STM32F205VGT6, sharing the same 100-LQFP package, Cortex-M3 core, 1 MB Flash, and 132 KB SRAM. According to JLink Technology's cross-reference matrix, the GD32F2 series is marketed as pin-to-pin and software-compatible with STM32F2 peripherals, though device ID registers, flash wait-states, and PLL parameters differ. The GD32F205VGT6 requires no hardware PCB changes.
What are the key specifications of STM32F205VGT6 that engineers should know?
Engineers selecting STM32F205VGT6 should focus on: ARM Cortex-M3 at 120 MHz (150 DMIPs), 1 MB Flash, 132 KB SRAM, 100-LQFP package, 1.8-3.6 V supply, 82 GPIO, 3x 12-bit ADC (2.4 MSPS), 17 timers, USB OTG HS/FS, 10/100 Ethernet, 2x CAN, SDIO, camera interface, FSMC, -40C to +85C operating range, and RoHS compliance. No crypto accelerator (use F207 if needed).

Datos de referencia de ingeniería para STM32F205VGT6 — comparación, orientación de diseño e información de cumplimiento.

Guía de selección

Choose STM32F205VGT6 when you need a 1 MB Flash Cortex-M3 MCU with 100-LQFP footprint and rich connectivity (USB OTG HS/FS, 10/100 Ethernet, 2x CAN, FSMC) but do not need cryptographic acceleration or IEEE 1588v2 timestamping. Choose STM32F207VGT6 if your application requires AES encryption, secure boot, or hardware timestamping for industrial Ethernet protocols - the F207 is drop-in compatible in 100-LQFP. Choose STM32F205VET7 if your firmware fits in 512 KB and you need -40C to +105C industrial temperature grade. Choose GD32F205VGT6 from GigaDevice for cross-brand second sourcing at lower cost. Avoid the 64-LQFP STM32F205RGT6 unless your design explicitly requires the smaller footprint - it is NOT a drop-in replacement.

Comparación con alternativas

Parámetro Este producto STM32F207VGT6 STM32F205VET7 STM32F205RGT6 GD32F205VGT6 STM32F207VFT6
Package 100-LQFP (14x14 mm) 100-LQFP (14x14 mm) - same 100-LQFP (14x14 mm) - same 64-LQFP - different 100-LQFP (14x14 mm) - same 100-LQFP (14x14 mm) - same
Brand STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics GigaDevice STMicroelectronics
Flash Memory 1 MB 1 MB 512 KB (-50%) 1 MB 1 MB 768 KB (-25%)
SRAM 132 KB 132 KB 64 KB (-52%) 132 KB 132 KB 132 KB
Crypto Accelerator No Yes (AES/hash/TRNG) No No No Yes (AES/hash/TRNG)
IEEE 1588v2 No Yes No No No Yes
Maximum Clock 120 MHz 120 MHz 120 MHz 120 MHz 120 MHz 120 MHz
Operating Temperature -40C to +85C -40C to +85C -40C to +105C -40C to +85C -40C to +85C -40C to +85C
Approx Unit Price (qty 1000) $8.10 $9.50 $6.80 $7.50 $5.40 $9.20

Diferenciadores clave

  • 1 MB Flash for dual-image FOTA with rollback storage (frente a STM32F205VET7)
  • Cost-optimized without cryptographic peripherals (frente a STM32F207VGT6)
  • Cross-brand second-source availability via GigaDevice GD32F205 (frente a GD32F205VGT6)

Notas de diseño

Place 100 nF decoupling capacitors within 2 mm of every VDD/VDDA pin on the 100-LQFP package, and add one 4.7 uF bulk capacitor per supply rail. The 100-LQFP's 14x14 mm footprint requires a 4-layer PCB with a solid ground plane for stable ADC readings. Per ST application note AN2867, keep the HSE crystal traces short (less than 5 mm) and surround them with a ground guard ring to minimize EMI susceptibility. The VBAT pin must be tied to a backup battery or VDD via a 0.1 uF capacitor; floating VBAT causes unexpected RTC resets.

The 100-LQFP variant has no exposed thermal pad, so dissipation is limited to ~1 W at room temperature without airflow. At 120 MHz with all peripherals enabled, the core draws approximately 70 mA at 3.3 V (230 mW). For USB OTG applications, supply a stable 3.3 V via an LDO with at least 200 mA capacity; USB suspend mode drops consumption below 100 uA. Use the part's Stop and Standby modes for battery-backed designs, retaining 4 KB backup SRAM and the RTC.

Do not confuse the STM32F205 line with the F207 line when sourcing crypto-enabled firmware - the F205 has no AES/hash/TRNG accelerators. Also verify the boot pins: BOOT0=0 selects main Flash boot, BOOT0=1 selects system memory bootloader. Pulling NRST low for at least 1 us triggers a hardware reset; ensure your reset circuit uses an open-drain driver with a 100 kohm pull-up. For Ethernet applications, the integrated MAC requires an external PHY (e.g., DP83848KSQ) connected via MII or RMII; do not assume the PHY is internal.

When using the FSMC bus with external SRAM or parallel TFT displays, route the data/address/control lines in groups of 8 bits with matched trace lengths to avoid timing skew. The SDIO bus to microSD cards requires series termination resistors (22-33 ohm) close to the STM32 pins if the card is mounted more than 50 mm from the MCU. For USB OTG High-Speed, the differential pair (PB14/PB15 for HS) requires 90 ohm differential impedance - use a 4-layer PCB stack-up with controlled impedance.

Información de cumplimiento

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
Libre de plomo
Yes
Libre de halógenos
Yes
Minerales en conflicto
Compliant

RoHS compliant per ST product page. Not AEC-Q100 qualified - this part targets industrial and consumer markets, not automotive. For automotive applications use STM32F205VGT6 automotive-grade equivalent.

Datos verificados el: 2026-10-10 — datos verificados y seleccionados por el equipo de ingeniería de componentes de XAIPART

Búsquedas relacionadas

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Componentes & términos relacionados

STMicroelectronics STM32F205VGT6 STM32F207VGT6 STM32F205VET7 GD32F205VGT6 GigaDevice ARM Cortex-M3 32-bit microcontroller MCU RISC Thumb-2 instruction set LQFP-100 100-LQFP package USB OTG 10/100 Ethernet MAC CAN 2.0B FSMC SDIO 12-bit ADC AEC-Q100 RoHS REACH industrial motor control FOC field-oriented control FOTA firmware over the air human-machine interface IoT gateway medical device
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