STM32F205VGT6 - 120MHz ARM Cortex-M3 MCU 1MB Flash | STMicroelectronics
MPN: STM32F205VGT6 ✓ פעילSTM32F205VGT6 סקירה
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.
חלופות תחליף ישיר עבור STM32F205VGT6 — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם STM32F205VGT6 (אותו גורם צורה וטביעת רגל) — שונים ב Package, SRAM, Flash Memory, Operating Temperature Range, Timers.
STM32F207VGT6
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←STM32F205VET7
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←GD32F205VGT6
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
STM32F207VFT6
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
STM32F205VGT6 דירוגים מרביים ומאפיינים חשמליים
| Core | ARM Cortex-M3 32-bit RISC |
| תדר שעון מקסימלי | 120 MHz |
| Performance | 150 DMIPs |
| Flash Memory | 1 MB (1M x 8) |
| SRAM | 132 KB |
| Number of I/O Pins | 82 |
| מארז | 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) |
| טווח טמפרטורת פעולה | -40C to +85C (grade 6) |
| סוג הרכבה | Surface Mount (LQFP) |
| סטטוס RoHS | Compliant |
תצורת פינים של STM32F205VGT6
| פין 1 | PE2 — GPIO PE2 / TRACECLK / FSMC_A23 |
| פין 2 | PE3 — GPIO PE3 / TRACED0 / FSMC_A19 |
| פין 3 | PE4 — GPIO PE4 / TRACED1 / FSMC_A20 |
| פין 4 | PE5 — GPIO PE5 / TRACED2 / FSMC_A21 |
| פין 5 | PE6 — GPIO PE6 / TRACED3 / FSMC_A22 |
| פין 6 | VBAT — Battery domain supply for RTC and backup SRAM |
| פין 7 | PC13 — GPIO PC13 / RTC_TAMP1 (anti-tamper) |
| פין 8 | PC14 — GPIO PC14 / OSC32_IN (LSE crystal) |
| פין 9 | PC15 — GPIO PC15 / OSC32_OUT (LSE crystal) |
| פין 10 | VSS — Digital ground |
| פין 11 | VDD — Digital supply 1.8-3.6V |
| פין 12 | OSC_IN — HSE crystal input (4-26 MHz) |
| פין 13 | OSC_OUT — HSE crystal output |
| פין 14 | NRST — Reset input (active low) |
| פין 15 | PC0 — GPIO PC0 / ADC123_IN10 |
| פין 16 | PC1 — GPIO PC1 / ADC123_IN11 |
| פין 17 | PC2 — GPIO PC2 / ADC123_IN12 |
| פין 18 | PC3 — GPIO PC3 / ADC123_IN13 |
| פין 19 | VREF+ — ADC positive reference |
| פין 20 | VSSA — Analog ground |
| פין 21 | VDDA — Analog supply 1.8-3.6V |
| פין 22 | PA0 — GPIO PA0 / WKUP / TIM2_CH1 / ADC123_IN0 |
| פין 23 | PA1 — GPIO PA1 / TIM2_CH2 / ADC123_IN1 |
| פין 24 | PA2 — GPIO PA2 / USART2_TX / TIM5_CH3 / ADC123_IN2 |
| פין 25 | PA3 — GPIO PA3 / USART2_RX / TIM5_CH4 / ADC123_IN3 |
| פין 26 | VSS — Digital ground |
| פין 27 | VDD — Digital supply 1.8-3.6V |
| פין 28 | PA4 — GPIO PA4 / SPI1_NSS / USART2_CK / DAC_OUT1 / ADC12_IN4 |
| פין 29 | PA5 — GPIO PA5 / SPI1_SCK / DAC_OUT2 / ADC12_IN5 |
| פין 30 | PA6 — GPIO PA6 / SPI1_MISO / TIM3_CH1 / ADC12_IN6 |
| פין 31 | PA7 — GPIO PA7 / SPI1_MOSI / TIM3_CH2 / ADC12_IN7 |
| פין 32 | PB0 — GPIO PB0 / TIM3_CH3 / ADC12_IN8 |
| פין 33 | PB1 — GPIO PB1 / TIM3_CH4 / ADC12_IN9 |
| פין 34 | PB2 — GPIO PB2 / BOOT1 |
| פין 35 | PB10 — GPIO PB10 / I2C2_SCL / USART3_TX / FSMC_D10 |
| פין 36 | PB11 — GPIO PB11 / I2C2_SDA / USART3_RX / FSMC_D11 |
| פין 37 | VSS — Digital ground |
| פין 38 | VDD — Digital supply 1.8-3.6V |
| פין 39 | PB12 — GPIO PB12 / SPI2_NSS / I2C2_SMBAI / FSMC_D12 |
| פין 40 | PB13 — GPIO PB13 / SPI2_SCK / FSMC_D13 |
| פין 41 | PB14 — GPIO PB14 / SPI2_MISO / USB_HS_DM |
| פין 42 | PB15 — GPIO PB15 / SPI2_MOSI / USB_HS_DP |
| פין 43 | PD8 — GPIO PD8 / FSMC_D14 |
| פין 44 | PD9 — GPIO PD9 / FSMC_D15 |
| פין 45 | PD10 — GPIO PD10 / FSMC_FMCLE |
| פין 46 | PD11 — GPIO PD11 / FSMC_FMCNR |
| פין 47 | PD12 — GPIO PD12 / FSMC_A16 / TIM4_CH1 |
| פין 48 | PD13 — GPIO PD13 / FSMC_A17 / TIM4_CH2 |
| פין 49 | VSS — Digital ground |
| פין 50 | VDD — Digital supply 1.8-3.6V |
| פין 51 | PD14 — GPIO PD14 / FSMC_D0 |
| פין 52 | PD15 — GPIO PD15 / FSMC_D1 / TIM4_CH4 |
| פין 53 | PG2 — GPIO PG2 / FSMC_A12 |
| פין 54 | PG3 — GPIO PG3 / FSMC_A13 |
| פין 55 | PG4 — GPIO PG4 / FSMC_A14 |
| פין 56 | PG5 — GPIO PG5 / FSMC_A15 |
| פין 57 | PG6 — GPIO PG6 / FSMC_INT2 |
| פין 58 | PG7 — GPIO PG7 / FSMC_INT3 |
| פין 59 | PG8 — GPIO PG8 |
| פין 60 | VSS — Digital ground |
| פין 61 | VDD — Digital supply 1.8-3.6V |
| פין 62 | PC6 — GPIO PC6 / TIM3_CH1 / USART6_TX / FSMC_NWAIT / SDIO_D6 |
| פין 63 | PC7 — GPIO PC7 / TIM3_CH2 / USART6_RX / FSMC_NE3 / SDIO_D7 |
| פין 64 | PC8 — GPIO PC8 / TIM3_CH3 / USART6_CK / SDIO_D0 |
| פין 65 | PC9 — GPIO PC9 / TIM3_CH4 / I2C3_SDA / SDIO_D1 |
| פין 66 | PA8 — GPIO PA8 / USART1_CK / TIM1_CH1 / MCO1 |
| פין 67 | PA9 — GPIO PA9 / USART1_TX / TIM1_CH2 / OTG_FS_VBUS |
| פין 68 | PA10 — GPIO PA10 / USART1_RX / TIM1_CH3 / OTG_FS_ID |
| פין 69 | PA11 — GPIO PA11 / USART1_CTS / CAN1_RX / OTG_FS_DM |
| פין 70 | PA12 — GPIO PA12 / USART1_RTS / CAN1_TX / OTG_FS_DP |
| פין 71 | PA13 — GPIO PA13 / JTMS-SWDIO |
| פין 72 | VSS — Digital ground |
| פין 73 | VDD — Digital supply 1.8-3.6V |
| פין 74 | PA14 — GPIO PA14 / JTCK-SWCLK |
| פין 75 | PA15 — GPIO PA15 / JTDI / SPI3_NSS / TIM2_CH1_ETR |
| פין 76 | PC10 — GPIO PC10 / UART4_TX / FSMC_NE2 / SDIO_D2 |
| פין 77 | PC11 — GPIO PC11 / UART4_RX / FSMC_NCE4_1 / SDIO_D3 |
| פין 78 | PC12 — GPIO PC12 / UART5_TX / FSMC_CLE / SDIO_CK |
| פין 79 | PD0 — GPIO PD0 / FSMC_D2 / CAN1_RX |
| פין 80 | PD1 — GPIO PD1 / FSMC_D3 / CAN1_TX |
| פין 81 | PD2 — GPIO PD2 / TIM3_ETR / UART5_RX / SDIO_CMD |
| פין 82 | PD3 — GPIO PD3 / FSMC_CLK |
| פין 83 | PD4 — GPIO PD4 / FSMC_NOE |
| פין 84 | PD5 — GPIO PD5 / FSMC_NWE |
| פין 85 | VSS — Digital ground |
| פין 86 | VDD — Digital supply 1.8-3.6V |
| פין 87 | PD6 — GPIO PD6 / FSMC_NWAIT / UART2_RX |
| פין 88 | PD7 — GPIO PD7 / FSMC_NCE2 / UART2_TX |
| פין 89 | PB3 — GPIO PB3 / JTDO / SPI3_SCK / TIM2_CH2 |
| פין 90 | PB4 — GPIO PB4 / NJTRST / SPI3_MISO / TIM3_CH1 |
| פין 91 | PB5 — GPIO PB5 / SPI3_MOSI / I2C1_SMBAI / TIM3_CH2 |
| פין 92 | PB6 — GPIO PB6 / I2C1_SCL / TIM4_CH1 / USART1_TX |
| פין 93 | PB7 — GPIO PB7 / I2C1_SDA / TIM4_CH2 / USART1_RX |
| פין 94 | BOOT0 — Boot mode select (0=Flash, 1=System memory bootloader) |
| פין 95 | PB8 — GPIO PB8 / TIM4_CH3 / I2C1_SCL / CAN1_RX |
| פין 96 | PB9 — GPIO PB9 / TIM4_CH4 / I2C1_SDA / CAN1_TX |
| פין 97 | PE0 — GPIO PE0 / TIM4_ETR / FSMC_NBL0 |
| פין 98 | PE1 — GPIO PE1 / FSMC_NBL1 |
| פין 99 | VSS — Digital ground |
| פין 100 | VDD — Digital supply 1.8-3.6V |
יישומים טיפוסיים
STM32F205VGT6 מתאים עבור 7 יישוםs: 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.
מומלץ
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.
מומלץ
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.
מומלץ
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.
מומלץ
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.
מומלץ
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.
מומלץ
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.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור STM32F205VGT6 — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | 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 |
מבדילים עיקריים
- 1 MB Flash for dual-image FOTA with rollback storage (לעומתSTM32F205VET7)
- Cost-optimized without cryptographic peripherals (לעומתSTM32F207VGT6)
- Cross-brand second-source availability via GigaDevice GD32F205 (לעומתGD32F205VGT6)
הערות תכנון
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.
מידע על תאימות
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.
