STM32F302RCT6 - 256KB Flash ARM Cortex-M4F MCU | STMicroelectronics
MPN: STM32F302RCT6 ✓ AktifSTM32F302RCT6 Ringkasan
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 backbone of modern embedded systems, from automotive engine control units to consumer electronics and industrial automation. The STM32F302RCT6 belongs to the STM32F3 series, which is optimized for mixed-signal control applications, combining an ARM Cortex-M4F core with advanced analog peripherals.
Key features of the STM32F302RCT6 include a 12-bit ADC with up to 5 MSPS, two 12-bit DACs, three operational amplifiers, and a 16-bit advanced-control timer. It also provides multiple communication interfaces: I2C, SPI, USART, CAN, and USB. The device supports a temperature range of -40°C to +85°C and is available in a 64-pin LQFP package, which is suitable for space-constrained designs.
The STM32F302RCT6 leverages the ARM Cortex-M4F core with DSP instructions and a single-precision FPU, enabling efficient execution of complex algorithms such as digital signal processing and motor control. The device includes a memory protection unit (MPU) and a nested vectored interrupt controller (NVIC) for real-time performance. Its advanced analog peripherals, including a 5 MSPS ADC and fast comparators, make it ideal for applications requiring high-speed data acquisition and precise control.
Typical applications include motor control, power conversion, industrial automation, and consumer electronics. The device's rich analog feature set and CAN interface make it particularly well-suited for automotive and industrial control systems. Its low-power modes and wide operating voltage range also support battery-powered portable devices.
When designing with the STM32F302RCT6, ensure proper decoupling of the power supply pins with 100 nF capacitors placed close to each VDD pin. The VDDA pin should be connected to a clean analog supply, and the VREF+ pin should be decoupled with a 1 µF capacitor. For reliable operation, the NRST pin should be pulled high with a 10 kΩ resistor and a 100 nF capacitor to ground.
Alternatif penggantian untuk STM32F302RCT6 — paket yang sama, pin-pada-pin kompatibel. Bagian paket yang berbeda memerlukan kerja ulang PCB diabaikan.
Variasi di dalam seri ini
Model-series yang sama yang kompatibel dengan penggantian STM32F302RCT6 (sama faktor bentuk dan footprint) — berbeda di dalam Package, SRAM, Flash Memory, Comparators, Communication Interfaces.
STM32F302RCT7
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
STM32F303RCT6
✅ Drop-In ⚠️ Spesifikasi Tidak DisahkanKontak untuk harga
Lihat Datasheet →STM32F301RCT6
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
STM32F302RBT6
✅ Drop-In ⚠️ Spesifikasi Tidak DisahkanKontak untuk harga
Lihat Datasheet →STM32F302R8T6
✅ Drop-In ⚠️ Spesifikasi Tidak DisahkanKontak untuk harga
Lihat Datasheet →STM32F303RBT6
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
STM32F303R8T6
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
STM32F301RBT6
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
STM32F301R8T6
✅ Drop-In ⚠️ Spesifikasi Tidak Disahkan📋 Alternatif referensi (tidak dalam katalog)
STM32F302RCT6TR
✅ Drop-In📋 Alternatif referensi (tidak dalam katalog)
STM32F302RCT6 Rating Maksimal & Karakteristik Listrik
| Core | ARM Cortex-M4F with FPU |
| Frekuensi Bawah Maximum | 72 MHz |
| Flash Memory | 256 KB |
| SRAM | 40 KB |
| Supply Voltage Range | 2.0 V to 3.6 V |
| Paket | LQFP64 (10x10 mm) |
| Rentang Suhu Kerja | -40°C to +85°C |
| ADC Resolution | 12-bit |
| ADC Sample Rate | 5 MSPS |
| DAC Resolution | 12-bit |
| Number of DAC Channels | 2 |
| Number of Operational Amplifiers | 3 |
| Communication Interfaces | I2C, SPI, USART, CAN, USB |
| Number of Timers | 8 (including advanced-control timer) |
| GPIO Pins | 51 |
| Status RoHS | Compliant |
Konfigurasi Pin STM32F302RCT6
| Pin produk 1 | VBAT — Battery backup supply |
| Pin produk 2 | PC13 — GPIO / RTC output |
| Pin produk 3 | PC14 — GPIO / OSC32_IN |
| Pin produk 4 | PC15 — GPIO / OSC32_OUT |
| Pin produk 5 | PF0 — GPIO / OSC_IN |
| Pin produk 6 | PF1 — GPIO / OSC_OUT |
| Pin produk 7 | NRST — Reset (active low) |
| Pin produk 8 | VSSA — Analog ground |
| Pin produk 9 | VDDA — Analog power supply |
| Pin produk 10 | PA0 — GPIO / ADC_IN0 |
| Pin produk 11 | PA1 — GPIO / ADC_IN1 |
| Pin produk 12 | PA2 — GPIO / USART2_TX |
| Pin produk 13 | PA3 — GPIO / USART2_RX |
| Pin produk 14 | PA4 — GPIO / DAC_OUT1 |
| Pin produk 15 | PA5 — GPIO / DAC_OUT2 |
| Pin produk 16 | PA6 — GPIO / TIM3_CH1 |
| Pin produk 17 | PA7 — GPIO / TIM3_CH2 |
| Pin produk 18 | PC4 — GPIO / ADC_IN4 |
| Pin produk 19 | PC5 — GPIO / ADC_IN5 |
| Pin produk 20 | PB0 — GPIO / ADC_IN8 |
| Pin produk 21 | PB1 — GPIO / ADC_IN9 |
| Pin produk 22 | PB2 — GPIO / BOOT1 |
| Pin produk 23 | PB10 — GPIO / I2C2_SCL |
| Pin produk 24 | PB11 — GPIO / I2C2_SDA |
| Pin produk 25 | VSS_1 — Ground |
| Pin produk 26 | VDD_1 — Power supply |
| Pin produk 27 | PB12 — GPIO / SPI2_NSS |
| Pin produk 28 | PB13 — GPIO / SPI2_SCK |
| Pin produk 29 | PB14 — GPIO / SPI2_MISO |
| Pin produk 30 | PB15 — GPIO / SPI2_MOSI |
| Pin produk 31 | PC6 — GPIO / TIM3_CH1 |
| Pin produk 32 | PC7 — GPIO / TIM3_CH2 |
| Pin produk 33 | PC8 — GPIO / TIM3_CH3 |
| Pin produk 34 | PC9 — GPIO / TIM3_CH4 |
| Pin produk 35 | PA8 — GPIO / MCO |
| Pin produk 36 | PA9 — GPIO / USART1_TX |
| Pin produk 37 | PA10 — GPIO / USART1_RX |
| Pin produk 38 | PA11 — GPIO / USB_DM |
| Pin produk 39 | PA12 — GPIO / USB_DP |
| Pin produk 40 | PA13 — GPIO / SWDIO |
| Pin produk 41 | VSS_2 — Ground |
| Pin produk 42 | VDD_2 — Power supply |
| Pin produk 43 | PA14 — GPIO / SWCLK |
| Pin produk 44 | PA15 — GPIO / JTDI |
| Pin produk 45 | PB3 — GPIO / JTDO |
| Pin produk 46 | PB4 — GPIO / NJTRST |
| Pin produk 47 | PB5 — GPIO / I2C1_SMBA |
| Pin produk 48 | PB6 — GPIO / I2C1_SCL |
| Pin produk 49 | PB7 — GPIO / I2C1_SDA |
| Pin produk 50 | BOOT0 — Boot mode selection |
| Pin produk 51 | PB8 — GPIO / CAN_RX |
| Pin produk 52 | PB9 — GPIO / CAN_TX |
| Pin produk 53 | VSS_3 — Ground |
| Pin produk 54 | VDD_3 — Power supply |
| Pin produk 55 | PC10 — GPIO / USART3_TX |
| Pin produk 56 | PC11 — GPIO / USART3_RX |
| Pin produk 57 | PC12 — GPIO / USART3_CK |
| Pin produk 58 | PD2 — GPIO / TIM3_ETR |
| Pin produk 59 | PC0 — GPIO / ADC_IN10 |
| Pin produk 60 | PC1 — GPIO / ADC_IN11 |
| Pin produk 61 | PC2 — GPIO / ADC_IN12 |
| Pin produk 62 | PC3 — GPIO / ADC_IN13 |
| Pin produk 63 | VREF+ — ADC reference voltage |
| Pin produk 64 | VREF- — ADC reference ground |
Aplikasi Umum
STM32F302RCT6 cocok untuk 6 aplikasis: Motor Control, Power Conversion, Industrial Automation, Consumer Electronics, Automotive, Medical Devices.
Motor Control
The STM32F302RCT6 is ideal for motor control applications due to its advanced-control timer, high-speed ADC (5 MSPS), and fast comparators. It supports sensorless and sensor-based control of BLDC, PMSM, and AC induction motors. The device's FPU enables efficient execution of complex control algorithms like field-oriented control (FOC). In a typical motor drive, the MCU reads phase currents via the ADC, processes them with the FPU, and generates PWM signals via the advanced timer. The high-speed ADC ensures accurate current sensing, while the comparators provide overcurrent protection. The CAN interface allows communication with higher-level controllers in industrial or automotive systems. Designers should ensure proper isolation and filtering of the analog inputs to maintain signal integrity.
Direkomendasikan
Power Conversion
The STM32F302RCT6 is well-suited for power conversion applications such as digital power supplies, inverters, and battery chargers. Its high-speed ADC and advanced timers enable precise control of switching converters. The device's FPU supports complex control algorithms like PID and state-space control. In a typical digital power supply, the MCU samples the output voltage and current via the ADC, computes the control signal, and generates PWM via the timer. The fast comparators can be used for peak current mode control. The wide operating voltage range (2.0V to 3.6V) allows direct operation from a 3.3V rail. Designers should pay attention to the ADC sampling time and PWM resolution to achieve high efficiency and low ripple.
Direkomendasikan
Industrial Automation
The STM32F302RCT6 is a robust choice for industrial automation, including PLCs, process control, and robotics. Its CAN interface enables communication in industrial networks, while the multiple USART, SPI, and I2C interfaces connect to sensors and actuators. The device's wide temperature range (-40°C to +85°C) ensures reliable operation in harsh environments. In a typical PLC, the MCU reads digital and analog inputs, executes control logic, and drives outputs. The high-speed ADC and comparators are useful for fast fault detection. The FPU accelerates mathematical computations for control algorithms. Designers should implement proper ESD protection and galvanic isolation for industrial interfaces.
Direkomendasikan
Consumer Electronics
The STM32F302RCT6 is used in consumer electronics such as smart home devices, wearables, and audio equipment. Its low-power modes and wide voltage range support battery-powered designs. The device's USB interface enables direct connection to hosts for charging or data transfer. In a smart home hub, the MCU manages sensors, communicates via Wi-Fi or Bluetooth modules, and controls actuators. The FPU is useful for audio processing, such as equalization or noise cancellation. The DACs can generate analog audio signals. Designers should optimize power consumption by using sleep modes and efficient clock management.
Direkomendasikan
Automotive
The STM32F302RCT6 is suitable for automotive applications such as body control modules, battery management systems, and motor control for electric power steering. Its CAN interface is essential for in-vehicle networking. The device's high-speed ADC and comparators are used for current and voltage sensing. The wide temperature range and robust design meet automotive requirements. In a battery management system, the MCU monitors cell voltages and temperatures, balances cells, and communicates with the main controller via CAN. The FPU enables efficient state-of-charge estimation algorithms. Designers should follow AEC-Q100 guidelines and ensure proper protection against automotive transients.
Direkomendasikan
Medical Devices
The STM32F302RCT6 is used in medical devices such as patient monitors, infusion pumps, and diagnostic equipment. Its high-speed ADC and low-power modes are beneficial for battery-operated devices. The device's FPU supports signal processing for vital sign monitoring. In a patient monitor, the MCU acquires ECG or SpO2 signals via the ADC, processes them with digital filters, and displays results on a screen. The communication interfaces allow data transfer to a central station. Designers must ensure compliance with medical safety standards and implement redundant safety features.
Direkomendasikan
Ringkasan Produk Direkomendasikan
Data referensi engineering untuk STM32F302RCT6 — pembandingan, panduan desain, dan informasi konformitas.
Panduan Pemilihan
Pembandingan dengan Alternatif
| Parameter Umum | Produk Ini | STM32F302RCT7 | STM32F303RCT6 | STM32F301RCT6 |
|---|---|---|---|---|
| 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 | 40 KB | 40 KB | 40 KB | 40 KB |
| ADC Sample Rate | 5 MSPS | 5 MSPS | 7.2 MSPS | 5 MSPS |
| Number of DAC Channels | 2 | 2 | 2 | 0 |
| CAN Interface | Yes | Yes | Yes | No |
Diferensiator Kunci
- High-speed ADC with 5 MSPS (vsSTM32F301RCT6)
- Dual DAC channels (vsSTM32F301RCT6)
- CAN interface (vsSTM32F301RCT6)
Catatan Desain
Decouple each VDD pin with a 100 nF ceramic capacitor placed as close as possible to the pin. Additionally, connect a 4.7 µF capacitor to the main power rail. The VDDA pin should be connected to a clean analog supply, and VREF+ should be decoupled with a 1 µF capacitor. For battery-powered designs, use the low-power modes (Sleep, Stop, Standby) to reduce current consumption.
For the LQFP64 package, ensure proper solder paste stencil design to avoid solder bridging. Use a 0.5 mm pitch land pattern. Place the crystal oscillator (if used) close to the OSC_IN/OSC_OUT pins and keep the trace lengths short. For the ADC, route analog inputs away from digital traces to minimize noise coupling.
Do not exceed the absolute maximum ratings for VDD (4.0V) or VDDA (4.0V). Ensure the NRST pin is pulled high with a 10 kΩ resistor and a 100 nF capacitor to ground to prevent spurious resets. When using the USB interface, ensure proper impedance matching on the DP/DM lines (90 Ω differential).
Informasi Konformitas
RoHS compliant per STMicroelectronics product page. Not AEC-Q100 qualified; for automotive, consider STM32F302RCT7 or other automotive-grade variants.
