STMicroelectronics

STM32F405VGT6 - 168MHz ARM Cortex-M4F MCU | STMicroelectronics

부품 번호: STM32F405VGT6 ✓ 활성
재고 있음 영업일 기준 1~3일 내 발송
1.8 V to 3.6 V Vdss LQFP-100 Package 168 MHz Speed 1 MB Memory
시작가 $8.1 USD / 개
MOQ: 1 |
가격 업데이트: 2026-08-11
볼륨 가격
수량 단가 합계
1 $12.5 $12.50
10 $11.25 $112.50
100 $10 $1,000.00
500 $9 $4,500.00
1,000 $8.1 $8,100.00
ℹ️ 모든 가격은 USD 기준입니다

STM32F405VGT6 개요

The STM32F405VGT6 is a high-performance 32-bit microcontroller from STMicroelectronics, based on the ARM Cortex-M4F core with floating-point unit (FPU). It operates at up to 168 MHz, delivering 210 DMIPS and 1.25 DMIPS/MHz, making it suitable for demanding applications such as motor control, medical equipment, and industrial automation. The device integrates 1 MB of flash memory and 192 KB of SRAM, along with a rich set of peripherals including multiple 12-bit ADCs, DACs, timers, and communication interfaces.

What is a microcontroller? A microcontroller (MCU) is a compact integrated circuit designed to govern a specific operation in an embedded system. It contains a processor core, memory (flash and SRAM), and programmable input/output peripherals on a single chip. Microcontrollers are the brain of countless electronic devices, from automotive engine control units to consumer electronics. The STM32F405VGT6 belongs to the STM32F4 series, which is part of the broader STM32 family of 32-bit ARM Cortex-M based MCUs. This family is widely used in industrial, consumer, and IoT applications due to its performance, low power consumption, and extensive ecosystem.

Key features of the STM32F405VGT6 include a 168 MHz ARM Cortex-M4F core with FPU, 1 MB flash, 192 KB SRAM, and a comprehensive set of peripherals: three 12-bit ADCs (up to 24 channels), two DACs, 12 general-purpose timers, and multiple communication interfaces (USART, SPI, I2C, CAN, USB OTG, Ethernet). The device also features a memory protection unit (MPU), a true random number generator (RNG), and a cryptographic acceleration cell for AES, DES, and 3DES. These features make it a versatile choice for complex embedded applications.

The STM32F405VGT6 is manufactured using a 90nm process technology, which balances performance and power efficiency. The core operates at 1.8V to 3.6V, with a wide temperature range of -40°C to +85°C (or +105°C for the VGT6 variant). The device supports various low-power modes, including Sleep, Stop, and Standby, enabling battery-powered applications. The rich peripheral set and high clock speed allow for real-time control and signal processing, making it ideal for applications such as motor control, power conversion, and audio processing.

Typical applications include industrial motor control, medical monitoring devices, consumer electronics, and IoT gateways. The STM32F405VGT6 is also popular in drone flight controllers and robotics, where its processing power and peripheral integration are essential. The device is supported by ST's comprehensive development ecosystem, including the STM32CubeMX configuration tool, HAL libraries, and a wide range of development boards.

When designing with the STM32F405VGT6, ensure proper decoupling of the power supply pins with 100nF capacitors placed close to each VDD pin, and a 4.7uF bulk capacitor. The VDDA pin should be filtered with a ferrite bead and a 1uF capacitor to reduce analog noise. The BOOT0 pin must be configured correctly for the desired boot mode, and the NRST pin should have a 100nF capacitor to ground for reliable reset. Pay attention to the maximum junction temperature (125°C) and ensure adequate thermal management for high-current applications.

드롭인 대체품: STM32F405VGT6 — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.

이 시리즈의 변형

다음과 드롭인 호환되는 동일 시리즈 모델: STM32F405VGT6 (동일 폼 팩터 및 풋프린트) — 차이점: Operating Temperature, Maximum Clock Frequency, Package, ADC, SRAM.

NXP Semiconductors
Operating Temperature: -40C to +105C
Maximum Clock Frequency: 220 MHz
Package: 100-pin LQFP (14x14 mm)
비교 대상: STM32F405VGT6 →
STMicroelectronics
Operating Temperature: -40 °C to +85 °C
Maximum Clock Frequency: 84 MHz
Package: 100-ball UFBGA (7x7 mm, 0.5 mm pitch)
비교 대상: STM32F405VGT6 →
STMicroelectronics
Operating Temperature: -40C to +85C
Package: LQFP-100 (14x14 mm)
ADC: 3x 12-bit
비교 대상: STM32F405VGT6 →
STMicroelectronics
Operating Temperature: -40C to +85C (industrial grade 6)
Package: LQFP-100 (14x14 mm)
ADC: 3 x 12-bit, 2.4 MSPS
비교 대상: STM32F405VGT6 →
STMicroelectronics
Maximum Clock Frequency: 180 MHz
Package: 100-pin LQFP (14x14 mm)
ADC: 3 x 12-bit, 2.4 MSPS
비교 대상: STM32F405VGT6 →

빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:

STM32F407VGT6

✅ 드롭인
STMicroelectronics
📦 LQFP-100
ARM 32-bit Cortex-M4 with FPU · 168 MHz · 210 DMIPS / 1.25 DMIPS/MHz · 1 MB · 192 KB + 4 KB backup SRAM · 1.8 V to 3.6 V · 1.2 V · 17 (12 general-purpose, 2 advanced-control)

✓ 재고 있음

$7.55 / 개

데이터시트 보기 →

STM32F405VGT7

✅ 드롭인 ⚠️ 사양 미검증
📦 LQFP-100
Extended temperature range (up to 105°C), same die

📋 참조 대체품 (카탈로그에 없음)

STM32F405VGT6TR

✅ 드롭인 ⚠️ 사양 미검증
📦 LQFP-100
Tape and reel packaging variant, same die

📋 참조 대체품 (카탈로그에 없음)

STM32F415VGT6

✅ 드롭인 ⚠️ 사양 미검증
STMicroelectronics
📦 LQFP-100
ARM Cortex-M4F with FPU and DSP · 168 MHz · 210 DMIPS (1.25 DMIPS/MHz) · 1 MB · 192 KB · 1.8 V to 3.6 V · 82 · LQFP-100 (14x14 mm)

✓ 재고 있음

$7.5 / 개

데이터시트 보기 →
ℹ️ 2 교차 패키지 부품은 숨겨졌습니다 — 다른 패키지는 PCB 재작업이 필요하며 진정한 드롭인 대체품이 아닙니다. 문의하기 교차 패키지 제안이 필요하면 다음을 참조하십시오.

STM32F405VGT6 최대 정격 & 전기적 특성

Core ARM Cortex-M4F with FPU
최대 클록 주파수 168 MHz
Flash Memory 1 MB
SRAM 192 KB
공급 전압 1.8 V to 3.6 V
동작 온도 -40°C to +85°C
패키지 LQFP-100
Number of I/Os 82
ADC Resolution 12-bit
Number of ADC Channels 24
DAC Resolution 12-bit
Number of Timers 12
Communication Interfaces USART, SPI, I2C, CAN, USB OTG, Ethernet
DMA Channels 16
RoHS 상태 Compliant

STM32F405VGT6 핀 구성

LQFP-100 Package Pinout Diagram LQFP-100 14x14mm, P0.5mm, JEDEC MS-026. 1 25 LQFP-100
핀 1 VBAT — Battery backup supply
핀 2 PC13 — GPIO / RTC output
핀 3 PC14 — GPIO / OSC32_IN
핀 4 PC15 — GPIO / OSC32_OUT
핀 5 PF0 — GPIO / OSC_IN
핀 6 PF1 — GPIO / OSC_OUT
핀 7 NRST — Reset (active low)
핀 8 VSSA — Analog ground
핀 9 VDDA — Analog power supply
핀 10 PA0 — GPIO / ADC_IN0
핀 11 PA1 — GPIO / ADC_IN1
핀 12 PA2 — GPIO / USART2_TX
핀 13 PA3 — GPIO / USART2_RX
핀 14 PA4 — GPIO / DAC_OUT1
핀 15 PA5 — GPIO / DAC_OUT2
핀 16 PA6 — GPIO / SPI1_MISO
핀 17 PA7 — GPIO / SPI1_MOSI
핀 18 PA8 — GPIO / TIM1_CH1
핀 19 PA9 — GPIO / USART1_TX
핀 20 PA10 — GPIO / USART1_RX
핀 21 PA11 — GPIO / USB_DM
핀 22 PA12 — GPIO / USB_DP
핀 23 PA13 — GPIO / SWDIO
핀 24 PA14 — GPIO / SWCLK
핀 25 PA15 — GPIO / JTDI
핀 26 PC10 — GPIO / USART3_TX
핀 27 PC11 — GPIO / USART3_RX
핀 28 PC12 — GPIO / SDIO_D0
핀 29 PD2 — GPIO / SDIO_CMD
핀 30 VSS — Ground
핀 31 VDD — Power supply
핀 32 PB0 — GPIO / ADC_IN8
핀 33 PB1 — GPIO / ADC_IN9
핀 34 PB2 — GPIO / BOOT1
핀 35 PB10 — GPIO / I2C2_SCL
핀 36 PB11 — GPIO / I2C2_SDA
핀 37 PB12 — GPIO / SPI2_NSS
핀 38 PB13 — GPIO / SPI2_SCK
핀 39 PB14 — GPIO / SPI2_MISO
핀 40 PB15 — GPIO / SPI2_MOSI
핀 41 PD8 — GPIO / USART3_TX
핀 42 PD9 — GPIO / USART3_RX
핀 43 PD10 — GPIO / USART3_CK
핀 44 PD11 — GPIO / USART3_CTS
핀 45 PD12 — GPIO / USART3_RTS
핀 46 PD13 — GPIO / TIM4_CH2
핀 47 PD14 — GPIO / TIM4_CH3
핀 48 PD15 — GPIO / TIM4_CH4
핀 49 PC6 — GPIO / TIM3_CH1
핀 50 PC7 — GPIO / TIM3_CH2
핀 51 PC8 — GPIO / TIM3_CH3
핀 52 PC9 — GPIO / TIM3_CH4
핀 53 PA8 — GPIO / TIM1_CH1
핀 54 PA9 — GPIO / USART1_TX
핀 55 PA10 — GPIO / USART1_RX
핀 56 PA11 — GPIO / USB_DM
핀 57 PA12 — GPIO / USB_DP
핀 58 PA13 — GPIO / SWDIO
핀 59 PA14 — GPIO / SWCLK
핀 60 PA15 — GPIO / JTDI
핀 61 PC10 — GPIO / USART3_TX
핀 62 PC11 — GPIO / USART3_RX
핀 63 PC12 — GPIO / SDIO_D0
핀 64 PD2 — GPIO / SDIO_CMD
핀 65 VSS — Ground
핀 66 VDD — Power supply
핀 67 PB0 — GPIO / ADC_IN8
핀 68 PB1 — GPIO / ADC_IN9
핀 69 PB2 — GPIO / BOOT1
핀 70 PB10 — GPIO / I2C2_SCL
핀 71 PB11 — GPIO / I2C2_SDA
핀 72 PB12 — GPIO / SPI2_NSS
핀 73 PB13 — GPIO / SPI2_SCK
핀 74 PB14 — GPIO / SPI2_MISO
핀 75 PB15 — GPIO / SPI2_MOSI
핀 76 PD8 — GPIO / USART3_TX
핀 77 PD9 — GPIO / USART3_RX
핀 78 PD10 — GPIO / USART3_CK
핀 79 PD11 — GPIO / USART3_CTS
핀 80 PD12 — GPIO / USART3_RTS
핀 81 PD13 — GPIO / TIM4_CH2
핀 82 PD14 — GPIO / TIM4_CH3
핀 83 PD15 — GPIO / TIM4_CH4
핀 84 PC6 — GPIO / TIM3_CH1
핀 85 PC7 — GPIO / TIM3_CH2
핀 86 PC8 — GPIO / TIM3_CH3
핀 87 PC9 — GPIO / TIM3_CH4
핀 88 PA8 — GPIO / TIM1_CH1
핀 89 PA9 — GPIO / USART1_TX
핀 90 PA10 — GPIO / USART1_RX
핀 91 PA11 — GPIO / USB_DM
핀 92 PA12 — GPIO / USB_DP
핀 93 PA13 — GPIO / SWDIO
핀 94 PA14 — GPIO / SWCLK
핀 95 PA15 — GPIO / JTDI
핀 96 PC10 — GPIO / USART3_TX
핀 97 PC11 — GPIO / USART3_RX
핀 98 PC12 — GPIO / SDIO_D0
핀 99 PD2 — GPIO / SDIO_CMD
핀 100 VSS — Ground

일반적인 애플리케이션

STM32F405VGT6 적합 용도: 6 애플리케이션s: Industrial Motor Control, Medical Monitoring Devices, Consumer Electronics, IoT Gateways, Drone Flight Controllers, Audio Processing.

🏭

Industrial Motor Control

The STM32F405VGT6 is ideal for industrial motor control applications due to its advanced timers (TIM1 and TIM8) that generate PWM signals with dead-time insertion, and its 12-bit ADCs that sample motor currents and voltages. The 168 MHz Cortex-M4F core with FPU enables complex control algorithms like Field-Oriented Control (FOC) to run efficiently. In a typical motor control system, the MCU reads encoder or Hall sensor feedback, computes the control loop, and outputs PWM signals to the gate driver. The high clock speed and FPU ensure low latency and high precision, improving motor efficiency and dynamic response. Additionally, the device's multiple communication interfaces (CAN, USART, SPI) allow integration with industrial networks and HMI systems. The wide operating temperature range (-40°C to +85°C) makes it suitable for harsh industrial environments. Designers should ensure proper isolation between the power stage and the MCU, and use the ADC's injected channels for synchronized sampling of motor currents.

💊

Medical Monitoring Devices

The STM32F405VGT6 is well-suited for medical monitoring devices such as patient monitors, infusion pumps, and portable diagnostic equipment. Its high processing power (168 MHz Cortex-M4F) enables real-time signal processing of biosignals like ECG, EEG, and SpO2. The device's multiple ADCs can sample multiple analog channels simultaneously, and its DMA controllers offload data transfer, reducing CPU load. The low-power modes (Sleep, Stop, Standby) are critical for battery-powered portable devices, extending operational life. The device's rich peripheral set includes USART, SPI, and I2C for interfacing with sensors and wireless modules. In a typical patient monitor, the MCU acquires signals from sensors, processes them using DSP algorithms, and displays results on an LCD. The FPU accelerates filtering and feature extraction algorithms. Designers must ensure electrical safety and isolation, and comply with medical standards such as IEC 60601. The device's wide temperature range and reliability make it a trusted choice for medical applications.

📱

Consumer Electronics

The STM32F405VGT6 is used in consumer electronics such as smart home hubs, audio systems, and wearable devices. Its high performance and rich peripherals enable features like voice recognition, audio processing, and touch sensing. The device's USB OTG interface allows direct connection to smartphones and PCs, enabling data transfer and firmware updates. The Ethernet interface supports IoT connectivity, making it ideal for smart home gateways. In a smart home hub, the MCU manages multiple communication protocols (Zigbee, Z-Wave, Wi-Fi) via external modules, processes sensor data, and controls actuators. The FPU accelerates audio codecs and DSP algorithms, improving sound quality. The device's low-power modes are essential for battery-powered wearables, extending battery life. Designers should optimize power consumption by using the device's sleep modes and peripherals efficiently. The STM32F405VGT6's extensive ecosystem, including STM32CubeMX and HAL libraries, accelerates development.

🌐

IoT Gateways

The STM32F405VGT6 is an excellent choice for IoT gateways that aggregate data from multiple sensors and devices, process it, and transmit it to the cloud. Its Ethernet and USB OTG interfaces provide high-speed connectivity, while its multiple USART, SPI, and I2C interfaces allow connection to various sensors and wireless modules (e.g., LoRa, Zigbee, BLE). The 168 MHz Cortex-M4F core with FPU can handle protocol stacks (e.g., MQTT, CoAP) and data encryption (AES) efficiently. The device's large flash (1 MB) and SRAM (192 KB) support complex applications and buffering. In a typical IoT gateway, the MCU collects data from sensors, performs edge processing (e.g., filtering, aggregation), and sends it to the cloud via Ethernet or Wi-Fi. The low-power modes are useful for battery-powered gateways, though most gateways are mains-powered. Designers should ensure robust power supply and consider using the device's cryptographic acceleration for secure communication.

✈️

Drone Flight Controllers

The STM32F405VGT6 is widely used in drone flight controllers due to its high processing power, rich peripherals, and small form factor. The 168 MHz Cortex-M4F core with FPU enables real-time sensor fusion (e.g., IMU data) and complex control algorithms like PID and Kalman filtering. The device's multiple timers can generate PWM signals for ESCs (Electronic Speed Controllers), and its ADCs can read battery voltage and current. The UART and I2C interfaces connect to GPS modules, telemetry radios, and external sensors. In a typical flight controller, the MCU reads data from the IMU (accelerometer, gyroscope), fuses it using a complementary or Kalman filter, and computes control outputs to stabilize the drone. The FPU accelerates the mathematical operations, reducing latency. The device's low power consumption is crucial for maximizing flight time. Designers should use the device's DMA to offload sensor data transfer and ensure proper power supply filtering to avoid noise from the motors.

🎧

Audio Processing

The STM32F405VGT6 is suitable for audio processing applications such as audio interfaces, effects processors, and voice-controlled devices. Its 168 MHz Cortex-M4F core with FPU can handle real-time audio DSP algorithms like filtering, equalization, and effects. The device's I2S interface supports high-quality audio codecs, and its DMA controllers enable efficient audio data transfer without CPU intervention. The multiple ADCs and DACs can be used for analog audio input/output. In a typical audio effects processor, the MCU reads audio samples from an ADC or I2S, processes them (e.g., reverb, delay), and outputs the result via DAC or I2S. The FPU accelerates floating-point operations, improving audio quality. The device's large SRAM (192 KB) can buffer audio data, reducing latency. Designers should pay attention to clock jitter and use a dedicated audio PLL to ensure low distortion. The STM32F405VGT6's rich ecosystem includes audio libraries and examples, speeding up development.

추천 제품 요약

IR2104 Gate driver for MOSFET/IGBT 사용처: Industrial Motor Control ACS712 Allegro MicroSystems 사용처: Industrial Motor Control ADS1298 Biopotential ADC for ECG 사용처: Medical Monitoring Devices MAX30102 Pulse oximeter sensor 사용처: Medical Monitoring Devices ESP8266 Wi-Fi module for IoT connectivity 사용처: Consumer Electronics CS43L22 Audio DAC for sound output 사용처: Consumer Electronics SX1276 LoRa transceiver for long-range communication 사용처: IoT Gateways W5500 WIZnet 사용처: IoT Gateways MPU6050 IMU sensor for attitude estimation 사용처: Drone Flight Controllers ESC Electronic speed controller for motors 사용처: Drone Flight Controllers CS4344 Audio DAC for output 사용처: Audio Processing PCM1808 Audio ADC for input 사용처: Audio Processing
What is the maximum clock frequency of STM32F405VGT6?
The STM32F405VGT6 operates at a maximum clock frequency of 168 MHz. According to the STM32F405VG datasheet, the ARM Cortex-M4F core with FPU can achieve 210 DMIPS at this frequency, providing high computational performance for demanding applications.
How much flash memory does STM32F405VGT6 have?
The STM32F405VGT6 has 1 MB of flash memory. This is organized as 4 sectors of 16 KB, 1 sector of 64 KB, and 7 sectors of 128 KB, allowing flexible erase and programming. The flash memory is used for storing application code and data.
What is the difference between STM32F405VGT6 and STM32F407VGT6?
The STM32F405VGT6 and STM32F407VGT6 are both from the STM32F4 series, but the STM32F407VGT6 includes additional features such as a camera interface (DCMI) and a true random number generator (RNG). Both have the same core, memory, and package, but the STM32F407VGT6 is pin-compatible and can be a drop-in replacement if those extra peripherals are needed.
Can STM32F405VGT6 be used for motor control applications?
Yes, the STM32F405VGT6 is well-suited for motor control applications. It features advanced timers (TIM1 and TIM8) that can generate PWM signals with dead-time insertion, and its 12-bit ADCs can sample motor currents and voltages. The 168 MHz Cortex-M4F core with FPU enables complex control algorithms like FOC (Field-Oriented Control) to run efficiently.
What is the operating voltage range of STM32F405VGT6?
The STM32F405VGT6 operates from 1.8V to 3.6V. The core logic and I/O pins are powered from this supply, and the device has separate VDDA and VSSA pins for the analog peripherals to reduce noise. The recommended operating voltage is typically 3.3V.
Does STM32F405VGT6 have a floating-point unit?
Yes, the STM32F405VGT6 is based on the ARM Cortex-M4F core, which includes a single-precision floating-point unit (FPU). This hardware FPU accelerates mathematical operations, making the MCU suitable for DSP and control applications that require floating-point arithmetic.
What is the price of STM32F405VGT6?
As of 2026-08-09, the price of STM32F405VGT6 is approximately $12.50 for single-unit quantities, decreasing to around $8.10 for quantities of 1000 or more. Prices may vary by distributor and availability.
Where can I buy STM32F405VGT6 online?
STM32F405VGT6 is available from major distributors such as DigiKey, Mouser, and Arrow. You can also purchase it directly from STMicroelectronics' website or authorized distributors. Check current stock and pricing on these platforms.
What is the lead time for STM32F405VGT6?
The lead time for STM32F405VGT6 typically ranges from 2 to 4 weeks, depending on the distributor and order quantity. For large orders, it may be longer. It is advisable to check with the distributor for current lead times.
Is STM32F405VGT6 in stock?
Stock availability for STM32F405VGT6 varies by distributor. As of 2026-08-09, it is generally in stock at major distributors like DigiKey and Mouser, but quantities may fluctuate. Check the distributor's website for real-time inventory.
What is the best drop-in replacement for STM32F405VGT6?
The best drop-in replacement for STM32F405VGT6 is the STM32F407VGT6, which is pin-compatible and offers additional features like DCMI and RNG. Other alternatives include the STM32F405RGT6 (LQFP-64) and STM32F405ZGT6 (LQFP-144), but these have different pin counts and are not drop-in replacements.
Can STM32F405VGT6 be replaced by STM32F407VGT6?
Yes, the STM32F407VGT6 can replace the STM32F405VGT6 in most applications. They share the same LQFP-100 package and pinout, and the STM32F407VGT6 adds a camera interface and RNG. However, the STM32F407VGT6 may have slightly different electrical characteristics, so verify the datasheet for your specific requirements.
Where can I download the STM32F405VGT6 datasheet PDF?
The STM32F405VGT6 datasheet PDF can be downloaded from the STMicroelectronics website at https://www.st.com/resource/en/datasheet/stm32f405vg.pdf. It is also available on distributor websites like DigiKey and Mouser.
Where can I find the STM32F405VGT6 pinout?
The STM32F405VGT6 pinout is detailed in the datasheet, specifically in the pin description section. The LQFP-100 package has 100 pins, with 82 general-purpose I/Os. The pinout diagram is available in the datasheet and in the STM32CubeMX tool.
What are the key specifications of STM32F405VGT6 that engineers should know?
Engineers should know that the STM32F405VGT6 features a 168 MHz ARM Cortex-M4F core with FPU, 1 MB flash, 192 KB SRAM, 12-bit ADCs (up to 24 channels), 12-bit DACs, 12 timers, and interfaces including USART, SPI, I2C, CAN, USB OTG, and Ethernet. It operates from 1.8V to 3.6V and is available in LQFP-100 package.
Is STM32F405VGT6 the same as STM32F407VGT6?
No, the STM32F405VGT6 and STM32F407VGT6 are not the same, but they are very similar. The STM32F407VGT6 includes additional peripherals such as a camera interface (DCMI) and a true random number generator (RNG). They share the same core, memory, and package, making the STM32F407VGT6 a drop-in replacement for the STM32F405VGT6.
What is the best cross-brand equivalent for STM32F405VGT6?
Finding a cross-brand equivalent for STM32F405VGT6 is challenging because the STM32F4 series has a unique combination of features. However, the NXP LPC4357 (Cortex-M4F) and Renesas RX63N (RXv2) offer similar performance and peripherals, but they are not pin-compatible and require PCB redesign.
What is the power consumption of STM32F405VGT6?
The power consumption of STM32F405VGT6 depends on the operating mode and clock frequency. In Run mode at 168 MHz, the typical current consumption is around 100 mA. In Stop mode, it can be as low as 10 µA, and in Standby mode, it can be as low as 2 µA. Refer to the datasheet for detailed power consumption figures.
Is STM32F405VGT6 suitable for IoT applications?
Yes, the STM32F405VGT6 is suitable for IoT applications due to its low power modes, Ethernet and USB connectivity, and rich peripheral set. It can handle complex protocols and data processing, making it ideal for IoT gateways and edge devices.

엔지니어링 참조 데이터: STM32F405VGT6 — 비교, 설계 지침 및 규정 준수 정보.

선택 가이드

Choose the STM32F405VGT6 when you need a high-performance MCU with a rich peripheral set and FPU, but do not require the camera interface (DCMI) or random number generator (RNG) found on the STM32F407VGT6. It is ideal for motor control, medical devices, and IoT gateways. If you need DCMI or RNG, select the STM32F407VGT6, which is pin-compatible and a drop-in replacement. For extended temperature range (-40°C to +105°C), choose the STM32F405VGT7. If you require hardware cryptographic acceleration, consider the STM32F415VGT6. For applications with fewer I/O requirements, the STM32F405RGT6 (LQFP-64) or STM32F405ZGT6 (LQFP-144) are options, but they are not pin-compatible and require PCB redesign.

대체품과의 비교

파라미터 이 제품 STM32F407VGT6 STM32F405VGT7 STM32F405VGT6TR STM32F415VGT6
Package LQFP-100 LQFP-100 LQFP-100 LQFP-100 LQFP-100
Brand STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Core ARM Cortex-M4F ARM Cortex-M4F ARM Cortex-M4F ARM Cortex-M4F ARM Cortex-M4F
Max Clock Frequency 168 MHz 168 MHz 168 MHz 168 MHz 168 MHz
Flash Memory 1 MB 1 MB 1 MB 1 MB 1 MB
SRAM 192 KB 192 KB 192 KB 192 KB 192 KB
Additional Features None DCMI, RNG Extended temp range Tape & reel packaging Crypto/hash processor
Operating Temperature -40°C to +85°C -40°C to +85°C -40°C to +105°C -40°C to +85°C -40°C to +85°C

주요 차별점

  • Higher clock frequency (168 MHz) compared to many competitors (vs NXP LPC1768 (100 MHz))
  • Integrated FPU for floating-point math (vs STM32F103VGT6 (Cortex-M3, no FPU))
  • Larger SRAM (192 KB) for data buffering (vs STM32F407VGT6 (192 KB SRAM))

설계 노트

Decouple each VDD pin with a 100nF ceramic capacitor placed as close as possible to the pin, and add a 4.7uF bulk capacitor per supply group. The VDDA pin should be filtered with a ferrite bead and a 1uF capacitor to reduce analog noise. Ensure the power supply can handle the peak current of the MCU, especially when driving external peripherals.

Use a solid ground plane and place the MCU with proper clearance for the LQFP-100 package. Route high-speed signals (e.g., SPI, USB) with controlled impedance and keep traces short. For the crystal oscillator, place it close to the OSC_IN/OSC_OUT pins and add load capacitors as specified in the datasheet. Avoid routing high-current traces near the analog pins.

Ensure the BOOT0 pin is configured correctly for the desired boot mode (e.g., pull-down for main flash). The NRST pin should have a 100nF capacitor to ground for reliable reset. Do not exceed the absolute maximum ratings for supply voltage (3.6V) and I/O pins. When using the ADC, ensure the sampling time is sufficient for the source impedance to avoid inaccurate readings.

규정 준수 정보

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Qualified
무연
Yes
무할로겐
Yes
분쟁 광물
Compliant

RoHS compliant per STMicroelectronics product page. Not AEC-Q100 qualified; for automotive, consider STM32F405VGT7 or other automotive-grade variants.

데이터 검증일: 2026-08-09 — XAIPART 부품 엔지니어링 팀이 검증하고 관리한 데이터

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