STM32F378RCT6 - ARM Cortex-M4F MCU 256KB Flash | STMicroelectronics
料号： STM32F378RCT6 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $8.75 | $8.75 |
| 10 | $7.95 | $79.50 |
| 100 | $6.85 | $685.00 |
| 500 | $5.95 | $2,975.00 |
| 1,000 | $5.25 | $5,250.00 |
STM32F378RCT6 概述
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. The STM32F378RCT6 belongs to the STM32F3 series, which is optimized for mixed-signal applications requiring high-performance analog capabilities alongside digital control. As a member of the ARM Cortex-M4F family, it provides DSP instructions and a hardware FPU, making it suitable for real-time control and signal processing tasks.
Key features of the STM32F378RCT6 include a 16-bit ADC with up to 5 MSPS sampling rate, a 12-bit DAC with two channels, and an advanced 16-bit timer with dead-time generation for motor control. The device also supports multiple communication interfaces: USART, SPI, I2C, CAN, and USB 2.0 full-speed. With its high-resolution analog peripherals and flexible timing, it is ideal for applications such as industrial control, motor drives, and smart sensors.
The STM32F378RCT6 is built on a 90nm process technology, offering a balance between performance and power consumption. It includes a nested vectored interrupt controller (NVIC) for efficient interrupt handling and a memory protection unit (MPU) for enhanced system reliability. The device supports a wide range of clock sources, including an internal 8 MHz RC oscillator, an external crystal, and a PLL for frequency multiplication.
Typical applications include industrial automation, motor control, power conversion, and medical monitoring devices. The high-resolution ADC and DAC make it particularly well-suited for precision measurement and control loops. The device also supports a comprehensive set of development tools, including the STM32CubeMX configuration tool and the STM32CubeF3 firmware library.
When designing with the STM32F378RCT6, ensure proper decoupling of the power supply pins with 100nF capacitors placed close to each VDD pin. The VDDA pin should be connected to a clean analog supply, and the VREF+ pin should be bypassed with a 1uF capacitor for stable ADC reference. For optimal performance, use the internal voltage regulator in the recommended configuration and follow the layout guidelines in the datasheet.
直接替换替代料： STM32F378RCT6 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： STM32F378RCT6 （相同外形与封装尺寸） ——差异在于 Package, Timers, SRAM, Communication Interfaces, Comparators.
快速对比工具——选择替代料号进行并排对比：
STM32F378RCT7
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
STM32F373RCT6
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$5.74 / 个
查看数据手册 →STM32F303RCT6
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$5.2 / 个
查看数据手册 →STM32F378RCT6 最大额定值与电气特性
| Core | ARM Cortex-M4F with FPU |
| 最大时钟频率 | 72 MHz |
| Flash Memory | 256 KB |
| SRAM | 32 KB |
| Supply Voltage Range | 2.0 V to 3.6 V |
| 工作温度范围 | -40°C to +85°C |
| 封装 | LQFP64 (10x10 mm) |
| ADC Resolution | 16-bit |
| ADC Sampling Rate | 5 MSPS |
| DAC Resolution | 12-bit |
| Number of DAC Channels | 2 |
| Communication Interfaces | USART, SPI, I2C, CAN, USB 2.0 FS |
| Timers | Advanced 16-bit timers, 32-bit timers |
| GPIO Pins | 51 |
| RoHS 状态 | Compliant |
STM32F378RCT6 引脚配置
| 引脚 1 | VBAT — Battery backup supply |
| 引脚 2 | PC13 — GPIO / RTC output |
| 引脚 3 | PC14 — GPIO / OSC32_IN |
| 引脚 4 | PC15 — GPIO / OSC32_OUT |
| 引脚 5 | PF0 — GPIO |
| 引脚 6 | PF1 — GPIO |
| 引脚 7 | NRST — Reset (active low) |
| 引脚 8 | VDD — Digital power supply |
| 引脚 9 | VSS — Ground |
| 引脚 10 | VDDA — Analog power supply |
| 引脚 11 | VREF+ — ADC reference voltage |
| 引脚 12 | VREF- — ADC reference ground |
| 引脚 13 | PA0 — GPIO / ADC input |
| 引脚 14 | PA1 — GPIO / ADC input |
| 引脚 15 | PA2 — GPIO / USART2_TX |
| 引脚 16 | PA3 — GPIO / USART2_RX |
| 引脚 17 | PA4 — GPIO / DAC_OUT1 |
| 引脚 18 | PA5 — GPIO / DAC_OUT2 |
| 引脚 19 | PA6 — GPIO / SPI1_MISO |
| 引脚 20 | PA7 — GPIO / SPI1_MOSI |
| 引脚 21 | PB0 — GPIO / ADC input |
| 引脚 22 | PB1 — GPIO / ADC input |
| 引脚 23 | PB2 — GPIO / BOOT1 |
| 引脚 24 | PB10 — GPIO / I2C2_SCL |
| 引脚 25 | PB11 — GPIO / I2C2_SDA |
| 引脚 26 | PB12 — GPIO / SPI2_NSS |
| 引脚 27 | PB13 — GPIO / SPI2_SCK |
| 引脚 28 | PB14 — GPIO / SPI2_MISO |
| 引脚 29 | PB15 — GPIO / SPI2_MOSI |
| 引脚 30 | PC6 — GPIO / TIM3_CH1 |
| 引脚 31 | PC7 — GPIO / TIM3_CH2 |
| 引脚 32 | PC8 — GPIO / TIM3_CH3 |
| 引脚 33 | PC9 — GPIO / TIM3_CH4 |
| 引脚 34 | PA8 — GPIO / TIM1_CH1 |
| 引脚 35 | PA9 — GPIO / USART1_TX |
| 引脚 36 | PA10 — GPIO / USART1_RX |
| 引脚 37 | PA11 — GPIO / USB_DM |
| 引脚 38 | PA12 — GPIO / USB_DP |
| 引脚 39 | PA13 — GPIO / SWDIO |
| 引脚 40 | PA14 — GPIO / SWCLK |
| 引脚 41 | PA15 — GPIO / JTDI |
| 引脚 42 | PB3 — GPIO / JTDO |
| 引脚 43 | PB4 — GPIO / NJTRST |
| 引脚 44 | PB5 — GPIO / I2C1_SMBA |
| 引脚 45 | PB6 — GPIO / I2C1_SCL |
| 引脚 46 | PB7 — GPIO / I2C1_SDA |
| 引脚 47 | BOOT0 — Boot mode selection |
| 引脚 48 | PB8 — GPIO / CAN_RX |
| 引脚 49 | PB9 — GPIO / CAN_TX |
| 引脚 50 | VDD — Digital power supply |
| 引脚 51 | VSS — Ground |
| 引脚 52 | PC10 — GPIO / USART4_TX |
| 引脚 53 | PC11 — GPIO / USART4_RX |
| 引脚 54 | PC12 — GPIO / USART5_TX |
| 引脚 55 | PD2 — GPIO / USART5_RX |
| 引脚 56 | PC0 — GPIO / ADC input |
| 引脚 57 | PC1 — GPIO / ADC input |
| 引脚 58 | PC2 — GPIO / ADC input |
| 引脚 59 | PC3 — GPIO / ADC input |
| 引脚 60 | PC4 — GPIO / ADC input |
| 引脚 61 | PC5 — GPIO / ADC input |
| 引脚 62 | VDD — Digital power supply |
| 引脚 63 | VSS — Ground |
| 引脚 64 | VDD — Digital power supply |
典型应用
STM32F378RCT6 适用于 6 应用s: Industrial Automation, Motor Control, Smart Sensors, Medical Monitoring, Power Conversion, Audio Processing.
Industrial Automation
The STM32F378RCT6 is ideal for industrial automation due to its high-resolution 16-bit ADC and advanced timers. It can be used in PLCs, motor drives, and process control systems. The 5 MSPS ADC enables fast and accurate data acquisition for real-time monitoring and control. The device's multiple communication interfaces (CAN, USART, SPI) allow seamless integration into industrial networks. Its robust operating temperature range (-40°C to +85°C) ensures reliable operation in harsh environments. The FPU accelerates complex control algorithms, improving system responsiveness and efficiency.
推荐
Motor Control
The STM32F378RCT6 excels in motor control applications, particularly field-oriented control (FOC) for brushless DC motors. Its advanced 16-bit timers with dead-time generation provide precise PWM signals for inverter stages. The 16-bit ADC with 5 MSPS sampling captures phase currents and rotor position with high accuracy, enabling smooth and efficient motor operation. The FPU accelerates the complex mathematical computations required for FOC, reducing CPU load and improving real-time performance. The device's wide supply voltage range and robust I/O structure make it suitable for both low-voltage and high-voltage motor drives.
推荐
Smart Sensors
The STM32F378RCT6 is well-suited for smart sensor applications, such as vibration monitoring, temperature sensing, and pressure measurement. Its 16-bit ADC provides high-resolution conversion of analog sensor signals, while the 12-bit DAC can generate analog outputs for calibration or actuation. The device's low-power modes and fast wake-up times enable battery-powered sensor nodes. The integrated operational amplifiers and comparators allow direct interfacing with various sensor types without external components. The USB interface facilitates easy data logging and communication with host systems.
推荐
Medical Monitoring
The STM32F378RCT6 is used in medical monitoring devices such as patient vital sign monitors and portable diagnostic equipment. Its high-resolution ADC is essential for accurate measurement of physiological signals like ECG and EEG. The device's low power consumption extends battery life in portable devices. The FPU enables real-time digital signal processing for noise filtering and feature extraction. The multiple communication interfaces allow data transmission to displays or central monitoring systems. The extended temperature range ensures reliable operation in clinical environments.
推荐
Power Conversion
The STM32F378RCT6 is suitable for power conversion applications, including digital power supplies and inverters. Its high-resolution ADC and advanced timers enable precise voltage and current regulation. The device's fast interrupt handling and FPU support complex control algorithms like PID and predictive control. The multiple communication interfaces allow remote monitoring and configuration. The device's robust design and wide operating temperature range make it reliable in demanding power electronics environments.
推荐
Audio Processing
The STM32F378RCT6 can be used in audio processing applications such as active noise cancellation and audio effects processors. Its 16-bit ADC and 12-bit DAC provide high-quality audio conversion. The FPU accelerates audio DSP algorithms like filtering and equalization. The device's I2S interface (if available) enables direct connection to audio codecs. The high clock speed and efficient core allow real-time audio processing with low latency.
推荐
推荐产品汇总
工程参考数据： STM32F378RCT6 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | STM32F378RCT7 | STM32F373RCT6 | STM32F303RCT6 |
|---|---|---|---|---|
| Package | LQFP64 | LQFP64 | LQFP64 | LQFP64 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Core | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F | ARM Cortex-M4F |
| Max Clock Frequency | 72 MHz | 72 MHz | 72 MHz | 72 MHz |
| Flash Memory | 256 KB | 256 KB | 256 KB | 256 KB |
| SRAM | 32 KB | 32 KB | 32 KB | 40 KB |
| ADC Resolution | 16-bit | 16-bit | 16-bit | 12-bit |
| ADC Sampling Rate | 5 MSPS | 5 MSPS | 1 MSPS | 5 MSPS |
| DAC | 12-bit, 2 channels | 12-bit, 2 channels | None | None |
| Operating Temperature Range | -40°C to +85°C | -40°C to +105°C | -40°C to +85°C | -40°C to +85°C |
关键差异点
- 16-bit ADC with 5 MSPS sampling rate （对比 STM32F373RCT6)
- Integrated 12-bit DAC with 2 channels （对比 STM32F303RCT6)
- Extended temperature range option （对比 STM32F378RCT7)
设计说明
Decouple each VDD pin with a 100nF ceramic capacitor placed as close as possible to the pin. Additionally, connect a 4.7uF capacitor to the VDDA pin for analog supply filtering. The VREF+ pin should be bypassed with a 1uF capacitor to ensure stable ADC reference. Use a clean analog ground plane for VDDA and VREF- to minimize noise.
For the LQFP64 package, ensure proper solder pad design per IPC-7351 standards. Use a 0.3mm pad width and 0.5mm pitch. Provide a thermal pad on the PCB for the exposed pad (if present) to improve heat dissipation. Route high-speed signals (USB, SPI) with controlled impedance and minimize trace lengths.
Do not leave unused GPIO pins floating; configure them as outputs or enable internal pull-ups/pull-downs to avoid excessive current consumption. Ensure the BOOT0 pin is properly tied to GND for normal boot from flash. When using the ADC, avoid switching digital I/O during conversion to prevent noise coupling.
合规信息
RoHS compliant per STMicroelectronics product page. Not AEC-Q100 qualified; for automotive use, consider STM32F378RCT7 with extended temperature.
