Overview
The STM32L152R8T6 is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L series. It features the high-performance ARM® Cortex®-M3 32-bit RISC core, operating at a frequency of up to 32 MHz. This MCU is designed for low-power applications, offering a comprehensive set of power-saving modes and a wide range of peripherals and interfaces. The device is suitable for various applications requiring low energy consumption, high performance, and advanced connectivity options.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Processor | ARM® Cortex®-M3™ 32-bit |
| Core Speed | Up to 32 MHz |
| Program Memory | Up to 64 Kbytes Flash with ECC |
| RAM | Up to 16 Kbytes |
| EEPROM | Up to 4 Kbytes with ECC |
| Backup Register | 80 bytes |
| Power Supply | 1.65 V to 3.6 V |
| Operating Temperature | -40°C to 85°C (extended to 105°C in low power dissipation state) |
| Package | 64-LQFP |
| Number of I/Os | Up to 51 |
| Analog Peripherals | 12-bit ADC (up to 24 channels), 12-bit DAC (2 channels), 2 ultra-low-power comparators |
| Communication Interfaces | USB 2.0, 3x USARTs, 2x SPIs, 2x I2Cs, I²S |
| Timers | 6x 16-bit timers, 2x 16-bit basic timers, 2x watchdog timers |
| Capacitive Sensing Channels | Up to 20 channels |
Key Features
- Ultra-low-power platform with multiple power-saving modes (Standby, Stop, Low-power run mode)
- High-performance ARM® Cortex®-M3 32-bit RISC core with up to 32 MHz frequency
- Rich set of peripherals including 12-bit ADC, 12-bit DAC, ultra-low-power comparators, and multiple timers
- Advanced communication interfaces: USB 2.0, USARTs, SPIs, I2Cs, and I²S
- Integrated LCD controller (except for some models) with built-in LCD voltage generator
- Up to 20 capacitive sensing channels for touch sensing functionality
- Real-time clock and backup registers powered in Standby mode
- Ultra-safe, low-power BOR (brownout reset) and programmable voltage detector (PVD)
- Support for serial wire debug, JTAG, and trace
Applications
- Low-power IoT devices and smart home applications
- Portable and battery-powered devices
- Industrial automation and control systems
- Medical devices requiring low power consumption
- Automotive systems, especially those needing low power and high reliability
- Consumer electronics such as wearables and fitness trackers
Q & A
- What is the core processor of the STM32L152R8T6?
The core processor is the ARM® Cortex®-M3 32-bit RISC core.
- What is the maximum operating frequency of the STM32L152R8T6?
The maximum operating frequency is up to 32 MHz.
- What is the range of the power supply for the STM32L152R8T6?
The power supply range is from 1.65 V to 3.6 V.
- What are the key analog peripherals of the STM32L152R8T6?
The key analog peripherals include a 12-bit ADC, 12-bit DAC, and 2 ultra-low-power comparators.
- Does the STM32L152R8T6 support touch sensing functionality?
- What communication interfaces are available on the STM32L152R8T6?
The available communication interfaces include USB 2.0, USARTs, SPIs, I2Cs, and I²S.
- What is the operating temperature range of the STM32L152R8T6?
The operating temperature range is from -40°C to 85°C, extended to 105°C in low power dissipation state.
- Does the STM32L152R8T6 have an integrated LCD controller?
- What are the power-saving modes available on the STM32L152R8T6?
The power-saving modes include Standby, Stop, and Low-power run mode.
- Is the STM32L152R8T6 RoHS compliant?
