Overview
The STM32L100RBT6ATR is an ultra-low-power 32-bit microcontroller from STMicroelectronics, part of the STM32L series. It is based on the ARM Cortex-M3 32-bit RISC core, operating at a frequency of up to 32 MHz. This microcontroller is designed for low-power applications, featuring a comprehensive set of power-saving modes and a wide range of peripherals. It includes high-speed embedded memories, a memory protection unit (MPU), and extensive I/O capabilities. The device is suitable for various applications requiring high performance and low power consumption.
Key Specifications
| Specification | Details |
|---|---|
| Clock Frequency | Up to 32 MHz |
| Core | ARM Cortex-M3 32-bit RISC core |
| Flash Memory | Up to 128 Kbytes with ECC |
| RAM | Up to 16 Kbytes |
| EEPROM | Up to 2 Kbytes with ECC |
| Backup Register | 20-byte backup register |
| Power Supply | 1.8 V to 3.6 V |
| Temperature Range | -40°C to 85°C |
| ADC Resolution | 12-bit, up to 24 channels |
| DAC Channels | 2 channels with output buffers |
| Comparators | 2 ultra-low-power comparators |
| Timers | 6 general-purpose 16-bit timers, 2 basic timers, 2 watchdog timers |
| Communication Interfaces | 1x USB 2.0, 3x USART, 2x SPI, 2x I2C |
| I/Os | Up to 51 fast I/Os (42 I/Os 5V tolerant) |
| Package | LQFP 64 10x10x1.4 mm |
Key Features
- Ultra-low-power platform with multiple power-saving modes (Standby, Stop, Low-power Run)
- High-performance ARM Cortex-M3 32-bit RISC core
- High-speed embedded memories: up to 128 Kbytes of Flash memory, up to 16 Kbytes of RAM, and up to 2 Kbytes of true EEPROM
- Rich analog peripherals: 12-bit ADC, 12-bit DAC, ultra-low-power comparators
- Extensive range of peripherals: timers, watchdog timers, DMA controller, and various communication interfaces (USB, USART, SPI, I2C)
- LCD controller with built-in LCD voltage generator
- Real-time clock with sub-second counting and backup registers
- Ultra-safe, low-power BOR (brownout reset) and POR/PDR
Applications
The STM32L100RBT6ATR is suitable for a wide range of applications that require low power consumption and high performance. These include:
- Industrial automation and control systems
- Medical devices and healthcare equipment
- Consumer electronics and appliances
- Automotive systems and telematics
- IoT and smart home devices
- Low-power wireless communication devices
Q & A
- What is the core architecture of the STM32L100RBT6ATR?
The core architecture is based on the ARM Cortex-M3 32-bit RISC core. - What is the maximum clock frequency of the STM32L100RBT6ATR?
The maximum clock frequency is up to 32 MHz. - What are the power supply voltage ranges for the STM32L100RBT6ATR?
The device operates from a 1.8 V to 3.6 V power supply. - What is the temperature range for the STM32L100RBT6ATR?
The operating temperature range is -40°C to 85°C. - How much Flash memory does the STM32L100RBT6ATR have?
The device has up to 128 Kbytes of Flash memory with ECC. - What types of communication interfaces are available on the STM32L100RBT6ATR?
The device includes 1x USB 2.0, 3x USART, 2x SPI, and 2x I2C interfaces. - Does the STM32L100RBT6ATR support LCD control?
Yes, it includes an LCD controller with a built-in LCD voltage generator. - What are the power-saving modes available on the STM32L100RBT6ATR?
The device features multiple power-saving modes including Standby, Stop, and Low-power Run modes. - How many I/Os does the STM32L100RBT6ATR have?
The device has up to 51 fast I/Os (42 I/Os 5V tolerant). - Is the STM32L100RBT6ATR RoHS compliant?
Yes, the device is RoHS compliant.
