Overview
The STM32L152RBT6 is a high-performance, ultra-low-power microcontroller unit (MCU) from STMicroelectronics, featuring an ARM Cortex-M3 32-bit CPU. This device is part of the STM32L1 series, known for its energy efficiency and extensive range of peripherals. The STM32L152RBT6 is designed to operate within a wide voltage range of 1.65 V to 3.6 V and is suitable for applications requiring low power consumption and high performance.
The MCU integrates 128 Kbytes of Flash memory, 16 Kbytes of SRAM, and 4 Kbytes of true EEPROM, along with a rich set of analog and digital peripherals. It includes a 12-bit ADC, 2 DACs, and ultra-low-power comparators, making it versatile for various embedded applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM Cortex-M3 32-bit CPU |
| Clock Frequency | Up to 32 MHz |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40°C to 85°C / 105°C in low power dissipation state |
| Memory | Up to 128 Kbytes Flash, 16 Kbytes SRAM, 4 Kbytes EEPROM |
| Analog Peripherals | 12-bit ADC (up to 24 channels), 12-bit DAC (2 channels) |
| Communication Interfaces | USB 2.0, 3x USARTs, 2x SPIs, 2x I2Cs |
| Timers | 6x 16-bit timers, 2x 16-bit basic timers, 2x watchdog timers |
| Capacitive Sensing Channels | Up to 20 channels |
| Package | LQFP 64 (10x10x1.4 mm) |
| I/Os | Up to 83 fast I/Os (73 I/Os 5V tolerant) |
Key Features
- Ultra-low-power platform: Offers various power-saving modes including Standby, Stop, and Low-power run modes.
- Rich Analog Peripherals: Includes a 12-bit ADC, 2 DACs, and 2 ultra-low-power comparators.
- Extensive Communication Interfaces: Supports USB 2.0, 3 USARTs, 2 SPIs, and 2 I2Cs.
- High-Performance Timers: Features 6x 16-bit timers, 2x 16-bit basic timers, and 2x watchdog timers.
- Capacitive Sensing: Up to 20 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- LCD Driver: Supports up to 8x40 segments with contrast adjustment and blinking mode.
- Development Support: Includes pre-programmed bootloader, serial wire debug, JTAG, and trace support.
Applications
The STM32L152RBT6 is suitable for a wide range of applications that require low power consumption and high performance. Some of the key application areas include:
- Industrial Automation: For control and monitoring systems that need to operate efficiently.
- Consumer Electronics: Ideal for devices such as smart home appliances, wearables, and handheld devices.
- Medical Devices: Suitable for medical equipment that requires precise and energy-efficient operation.
- Automotive Systems: Can be used in various automotive applications where low power and reliability are crucial.
- IoT Devices: Perfect for Internet of Things (IoT) devices that need to operate for extended periods on battery power.
Q & A
- What is the core architecture of the STM32L152RBT6?
The STM32L152RBT6 features an ARM Cortex-M3 32-bit CPU.
- What is the operating voltage range of the STM32L152RBT6?
The operating voltage range is from 1.65 V to 3.6 V.
- What are the memory specifications of the STM32L152RBT6?
The device has up to 128 Kbytes of Flash memory, 16 Kbytes of SRAM, and 4 Kbytes of true EEPROM.
- What types of communication interfaces does the STM32L152RBT6 support?
The device supports USB 2.0, 3 USARTs, 2 SPIs, and 2 I2Cs.
- What is the temperature range for the STM32L152RBT6?
The device operates in a temperature range of -40°C to 85°C, extended to 105°C in low power dissipation state.
- Does the STM32L152RBT6 support capacitive sensing?
Yes, it supports up to 20 capacitive sensing channels.
- What is the package type of the STM32L152RBT6?
The device is available in LQFP 64 (10x10x1.4 mm) package.
- What are the power-saving modes available on the STM32L152RBT6?
The device offers various power-saving modes including Standby, Stop, and Low-power run modes.
- Does the STM32L152RBT6 have an LCD driver?
Yes, it supports up to 8x40 segments with contrast adjustment and blinking mode.
- What development tools are supported by the STM32L152RBT6?
The device supports pre-programmed bootloader, serial wire debug, JTAG, and trace.
