STM32L010RBT6 - Ultra-Low-Power ARM Cortex-M0+ MCU | STMicroelectronics
部品番号: STM32L010RBT6 ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $3.5 | $3.50 |
| 10 | $3.15 | $31.50 |
| 100 | $2.8 | $280.00 |
| 500 | $2.45 | $1,225.00 |
| 1,000 | $2.1 | $2,100.00 |
STM32L010RBT6 概要
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 products, from household appliances to industrial control systems. The STM32L010 series belongs to the STM32L0 family, which is part of the broader STM32 portfolio of 32-bit ARM Cortex-M based MCUs. This family is optimized for ultra-low-power operation, making it ideal for applications where energy efficiency is critical.
Key features of the STM32L010RBT6 include multiple low-power modes (Sleep, Low-power run, Low-power sleep, Stop with RTC, Stop without RTC, Standby with RTC, Standby without RTC), a 12-bit ADC with up to 16 channels, multiple communication interfaces (I2C, SPI, USART), and a variety of timers. The device supports a supply voltage range of 1.8V to 3.6V and operates over a temperature range of -40°C to +85°C. It is RoHS compliant and available in a lead-free package.
From a technical depth perspective, the STM32L010RBT6 leverages the ARM Cortex-M0+ core, which is known for its energy efficiency and small code footprint. The device includes a nested vectored interrupt controller (NVIC), a SysTick timer, and a memory protection unit (MPU) for enhanced reliability. The ultra-low-power design is achieved through advanced power management techniques, including dynamic voltage scaling and multiple low-power modes that allow the MCU to consume as little as 0.29 µA in Standby mode with RTC.
Typical applications include battery-powered sensors, IoT devices, wearable electronics, smart home controllers, and industrial monitoring systems. The STM32L010RBT6 is particularly well-suited for applications that require long battery life, such as wireless sensor nodes and portable medical devices. Its rich set of peripherals and low-power capabilities make it a versatile choice for embedded designers.
When designing with this MCU, it is important to consider the power supply decoupling and the selection of appropriate low-power modes to maximize battery life. The device supports a wide range of clock sources, including an internal RC oscillator and external crystals, allowing designers to optimize for cost and performance. Proper PCB layout, including a solid ground plane and short traces for high-frequency signals, is recommended for reliable operation.
ドロップイン代替品: STM32L010RBT6 — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
クイック比較ツール — 並列比較する代替部品を選択:
STM32L010R8T6
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
STM32L010RCT6
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
STM32L010RDT6
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
STM32L071RBT6
⚡ 同一パッケージ ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
STM32L010RBT6 最大定格＆電気的特性
| Core | ARM Cortex-M0+ |
| Maximum Frequency | 32 MHz |
| Flash Memory | 128 KB |
| SRAM | 20 KB |
| パッケージ | LQFP64 |
| 電源電圧 | 1.8 V to 3.6 V |
| 動作温度 | -40°C to +85°C |
| ADC Resolution | 12-bit |
| ADC Channels | 16 |
| Communication Interfaces | I2C, SPI, USART |
| Low-Power Modes | Sleep, Low-power run, Low-power sleep, Stop with RTC, Stop without RTC, Standby with RTC, Standby without RTC |
| Standby Current with RTC | 0.29 µA |
| RoHS | Compliant |
| Lead-Free | Yes |
| 実装タイプ | Surface Mount |
STM32L010RBT6 ピン構成
| ピン 1 | VBAT — Backup battery supply for RTC |
| ピン 2 | PC13 — GPIO / RTC tamper |
| ピン 3 | PC14 — GPIO / OSC32_IN |
| ピン 4 | PC15 — GPIO / OSC32_OUT |
| ピン 5 | PF0 — GPIO / OSC_IN |
| ピン 6 | PF1 — GPIO / OSC_OUT |
| ピン 7 | NRST — Reset (active low) |
| ピン 8 | VDD — Digital power supply |
| ピン 9 | VSS — Ground |
| ピン 10 | PA0 — GPIO / ADC_IN0 |
| ピン 11 | PA1 — GPIO / ADC_IN1 |
| ピン 12 | PA2 — GPIO / USART2_TX |
| ピン 13 | PA3 — GPIO / USART2_RX |
| ピン 14 | PA4 — GPIO / SPI1_NSS |
| ピン 15 | PA5 — GPIO / SPI1_SCK |
| ピン 16 | PA6 — GPIO / SPI1_MISO |
| ピン 17 | PA7 — GPIO / SPI1_MOSI |
| ピン 18 | PB0 — GPIO / ADC_IN8 |
| ピン 19 | PB1 — GPIO / ADC_IN9 |
| ピン 20 | PB2 — GPIO / BOOT1 |
| ピン 21 | PB10 — GPIO / I2C2_SCL |
| ピン 22 | PB11 — GPIO / I2C2_SDA |
| ピン 23 | PB12 — GPIO / SPI2_NSS |
| ピン 24 | PB13 — GPIO / SPI2_SCK |
| ピン 25 | PB14 — GPIO / SPI2_MISO |
| ピン 26 | PB15 — GPIO / SPI2_MOSI |
| ピン 27 | PC6 — GPIO / USART6_TX |
| ピン 28 | PC7 — GPIO / USART6_RX |
| ピン 29 | PC8 — GPIO / USART6_CK |
| ピン 30 | PC9 — GPIO / I2C3_SDA |
| ピン 31 | PA8 — GPIO / MCO |
| ピン 32 | PA9 — GPIO / USART1_TX |
| ピン 33 | PA10 — GPIO / USART1_RX |
| ピン 34 | PA11 — GPIO / USB_DM |
| ピン 35 | PA12 — GPIO / USB_DP |
| ピン 36 | PA13 — GPIO / SWDIO |
| ピン 37 | PA14 — GPIO / SWCLK |
| ピン 38 | PA15 — GPIO / JTDI |
| ピン 39 | PB3 — GPIO / JTDO |
| ピン 40 | PB4 — GPIO / NJTRST |
| ピン 41 | PB5 — GPIO / I2C1_SMBA |
| ピン 42 | PB6 — GPIO / I2C1_SCL |
| ピン 43 | PB7 — GPIO / I2C1_SDA |
| ピン 44 | BOOT0 — Boot mode selection |
| ピン 45 | PB8 — GPIO / I2C1_SCL |
| ピン 46 | PB9 — GPIO / I2C1_SDA |
| ピン 47 | VDD — Digital power supply |
| ピン 48 | VSS — Ground |
| ピン 49 | PC0 — GPIO / ADC_IN10 |
| ピン 50 | PC1 — GPIO / ADC_IN11 |
| ピン 51 | PC2 — GPIO / ADC_IN12 |
| ピン 52 | PC3 — GPIO / ADC_IN13 |
| ピン 53 | PC4 — GPIO / ADC_IN14 |
| ピン 54 | PC5 — GPIO / ADC_IN15 |
| ピン 55 | PD2 — GPIO / USART3_RX |
| ピン 56 | PD3 — GPIO / USART3_TX |
| ピン 57 | PD4 — GPIO / USART3_CK |
| ピン 58 | PD5 — GPIO / USART3_CTS |
| ピン 59 | PD6 — GPIO / USART3_RTS |
| ピン 60 | PD7 — GPIO / USART3_DE |
| ピン 61 | PE0 — GPIO / TIM4_CH1 |
| ピン 62 | PE1 — GPIO / TIM4_CH2 |
| ピン 63 | PE2 — GPIO / TIM4_CH3 |
| ピン 64 | PE3 — GPIO / TIM4_CH4 |
主な用途
STM32L010RBT6 の用途: 6 件s: Battery-Powered Sensors, IoT Devices, Wearable Electronics, Smart Home Controllers, Industrial Monitoring Systems, Portable Medical Devices.
Battery-Powered Sensors
The STM32L010RBT6 is ideal for battery-powered sensors due to its ultra-low-power modes and low standby current of 0.29 µA. It can operate for years on a single coin cell, making it perfect for wireless sensor nodes in IoT applications. The MCU's 12-bit ADC and communication interfaces (I2C, SPI, USART) allow easy integration with various sensors and wireless modules. Designers can leverage the multiple low-power modes to wake the MCU periodically, sample data, and transmit it, maximizing battery life. The wide supply voltage range (1.8V to 3.6V) accommodates battery voltage decay over time, ensuring reliable operation throughout the battery's life.
おすすめ
IoT Devices
The STM32L010RBT6 is well-suited for IoT devices that require low power consumption and reliable connectivity. Its ARM Cortex-M0+ core at 32 MHz provides sufficient processing power for IoT protocols like MQTT and CoAP, while the multiple low-power modes enable energy-efficient operation. The MCU supports various communication interfaces (I2C, SPI, USART) to connect to Wi-Fi, Bluetooth, or LoRa modules. The 128 KB Flash memory is ample for IoT firmware, and the 20 KB SRAM supports data buffering. The device's wide operating temperature range (-40°C to +85°C) makes it suitable for outdoor IoT deployments. Designers can use the RTC to schedule wake-ups, reducing average power consumption and extending battery life in remote IoT nodes.
おすすめ
Wearable Electronics
The STM32L010RBT6 is an excellent choice for wearable electronics due to its compact LQFP64 package and ultra-low-power operation. The MCU's low-power modes allow it to run on small batteries, such as those used in smartwatches and fitness trackers. The 12-bit ADC can interface with biometric sensors (heart rate, temperature), and the I2C/SPI interfaces connect to displays and other peripherals. The 128 KB Flash memory is sufficient for wearable firmware, and the 20 KB SRAM supports real-time data processing. The device's standby current of 0.29 µA ensures minimal battery drain when the device is idle. Designers can implement efficient power management by using the RTC to wake the MCU periodically for sensor readings, making it ideal for continuous health monitoring.
おすすめ
Smart Home Controllers
The STM32L010RBT6 is perfect for smart home controllers, such as thermostats, lighting controls, and security systems. Its low-power consumption allows it to be powered by batteries or energy-harvesting sources, reducing maintenance costs. The MCU's multiple communication interfaces (I2C, SPI, USART) enable seamless integration with various smart home protocols (Zigbee, Z-Wave, Wi-Fi). The 128 KB Flash memory can store complex automation logic, and the 20 KB SRAM supports real-time control. The device's wide supply voltage range (1.8V to 3.6V) is compatible with common power supplies. The RTC feature allows scheduled events, such as turning on lights at sunset, while the low-power modes ensure minimal energy consumption during idle periods.
おすすめ
Industrial Monitoring Systems
The STM32L010RBT6 is suitable for industrial monitoring systems that require reliable operation in harsh environments. Its operating temperature range of -40°C to +85°C ensures functionality in extreme conditions. The MCU's 12-bit ADC can interface with industrial sensors (pressure, temperature, vibration), and the USART interface supports Modbus communication for industrial networks. The 128 KB Flash memory is sufficient for monitoring firmware, and the 20 KB SRAM supports data logging. The device's low-power modes are beneficial for remote monitoring stations powered by solar panels or batteries. The wide supply voltage range (1.8V to 3.6V) allows direct connection to industrial power supplies. Designers can use the RTC to timestamp data and schedule periodic transmissions, reducing power consumption and extending system lifespan.
おすすめ
Portable Medical Devices
The STM32L010RBT6 is ideal for portable medical devices, such as glucose meters, pulse oximeters, and blood pressure monitors. Its ultra-low-power consumption extends battery life, which is critical for patient convenience and device reliability. The 12-bit ADC provides high-resolution measurements for medical sensors, and the I2C/SPI interfaces connect to displays and memory. The 128 KB Flash memory can store patient data and firmware updates, while the 20 KB SRAM supports real-time processing. The device's standby current of 0.29 µA ensures minimal battery drain when not in use. The wide supply voltage range (1.8V to 3.6V) is compatible with standard medical batteries. Designers can implement safety features using the MCU's built-in peripherals, ensuring accurate and reliable medical monitoring.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: STM32L010RBT6 — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | STM32L010R8T6 | STM32L010RCT6 | STM32L010RDT6 | STM32L071RBT6 |
|---|---|---|---|---|---|
| Package | LQFP64 | LQFP64 - same | LQFP64 - same | LQFP64 - same | LQFP64 - same |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Flash Memory | 128 KB | 64 KB | 256 KB | 192 KB | 128 KB |
| SRAM | 20 KB | 8 KB | 20 KB | 20 KB | 20 KB |
| Max Frequency | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit |
| Standby Current with RTC | 0.29 µA | 0.29 µA | 0.29 µA | 0.29 µA | 0.4 µA |
| Pin Compatibility | Reference | Pin-compatible | Pin-compatible | Pin-compatible | Not pin-compatible |
主な差別化要因
- Ultra-low standby current of 0.29 µA with RTC （vs STM32L071RBT6)
- 128 KB Flash memory in a cost-optimized package （vs STM32L010R8T6)
- Pin-compatible with higher-memory variants （vs STM32L010RCT6)
設計ノート
Ensure proper decoupling of the VDD pins with 100nF ceramic capacitors placed as close as possible to each VDD pin. Additionally, use a 4.7µF or larger bulk capacitor near the power input. For battery-powered designs, consider using the low-power modes to reduce average current consumption. The STM32L010RBT6 supports a supply voltage range of 1.8V to 3.6V, so verify that the power supply remains within this range under all load conditions.
Use a solid ground plane and keep high-frequency traces short to minimize EMI. For the crystal oscillator pins (PF0/PF1), place the crystal and load capacitors close to the MCU and ensure a clean ground connection. Follow the layout guidelines in the STM32L0 reference manual (RM0377) for optimal performance. Avoid routing high-speed signals near the oscillator circuit to prevent interference.
When using the RTC, ensure the VBAT pin is connected to a backup battery or a capacitor to maintain timekeeping during main power loss. Also, configure the RTC clock source correctly (LSE or LSI) to avoid unexpected behavior. For programming, use the SWD interface (PA13/PA14) and ensure the BOOT0 pin is set correctly for boot mode. Do not leave unused GPIO pins floating; configure them as outputs or enable pull-ups/pull-downs to reduce leakage current.
コンプライアンス情報
RoHS compliant and lead-free per STMicroelectronics datasheet. AEC-Q100 not applicable for this general-purpose MCU.
