Overview
The STM32L083VBT6TR is an ultra-low-power microcontroller from STMicroelectronics, part of the STM32L083xx family. It integrates the high-performance Arm Cortex-M0+ 32-bit RISC core, operating at a frequency of up to 32 MHz. This microcontroller is designed for high power efficiency, featuring a wide range of internal and external clock sources, internal voltage adaptation, and several low-power modes. It is ideal for applications requiring low energy consumption and high performance.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm 32-bit Cortex-M0+ with MPU |
| Operating Frequency | Up to 32 MHz |
| Power Supply | 1.65 V to 3.6 V |
| Temperature Range | -40 to +125 °C |
| Flash Memory | Up to 192 Kbytes with ECC (2 banks with read-while-write capability) |
| RAM | 20 Kbytes |
| EEPROM | 6 Kbytes with ECC |
| Backup Register | 20 bytes |
| I/Os | Up to 84 fast I/Os (78 I/Os 5V tolerant) |
| Clock Sources | 1 to 25 MHz crystal oscillator, 32 kHz oscillator for RTC, internal RC oscillators |
| Communication Interfaces | USB 2.0 crystal-less, up to 4 USARTs, 1 LPUART, up to 3 I2Cs, 2 SPIs, 1 I2S |
| Analog Peripherals | 12-bit ADC, 2 x 12-bit DACs, 2 ultra-low-power comparators |
| Timers | 11 timers including 16-bit and ultra-low-power timers, RTC, SysTick |
| Capacitive Sensing Channels | Up to 24 channels |
| Package | LQFP100 (14x14 mm) |
Key Features
- Ultra-low-power Platform: Features low-power modes such as Standby, Stop, and Run modes with low current consumption (e.g., 0.29 µA in Standby mode, 0.43 µA in Stop mode).
- High-Performance Core: Arm 32-bit Cortex-M0+ core with a memory protection unit (MPU) and up to 32 MHz frequency.
- Rich Analog Peripherals: Includes a 12-bit ADC with hardware oversampling, two 12-bit DACs, and two ultra-low-power comparators.
- Advanced Communication Interfaces: Supports USB 2.0 crystal-less, up to four USARTs, one low-power UART, up to three I2Cs, two SPIs, and one I2S.
- Capacitive Sensing: Up to 24 capacitive sensing channels for touchkey, linear, and rotary touch sensors.
- Integrated LCD Controller: Can drive up to 8 multiplexed LCDs with contrast independent of the supply voltage.
- Security Features: Includes hardware encryption engine AES 128-bit, true RNG, and firewall protection.
Applications
- IoT Devices: Suitable for Internet of Things applications requiring low power consumption and high performance.
- Industrial Automation: Can be used in industrial automation systems that need reliable and efficient microcontrollers.
- Consumer Electronics: Ideal for consumer electronics such as smart home devices, wearables, and other portable electronics.
- Medical Devices: Applicable in medical devices that require low power and high reliability.
- Automotive Systems: Can be integrated into automotive systems for various control and monitoring functions.
Q & A
- What is the operating voltage range of the STM32L083VBT6TR?
The operating voltage range is from 1.65 V to 3.6 V.
- What is the maximum frequency of the Arm Cortex-M0+ core?
The maximum frequency is up to 32 MHz).
- How much Flash memory does the STM32L083VBT6TR have?
It has up to 192 Kbytes of Flash memory with ECC).
- What are the low-power modes available in the STM32L083VBT6TR?
The available low-power modes include Standby, Stop, and Run modes with various current consumption levels).
- Does the STM32L083VBT6TR support capacitive sensing?
Yes, it supports up to 24 capacitive sensing channels).
- What communication interfaces are available on the STM32L083VBT6TR?
It includes USB 2.0 crystal-less, up to four USARTs, one low-power UART, up to three I2Cs, two SPIs, and one I2S).
- Is the STM32L083VBT6TR suitable for industrial automation?
Yes, it is suitable for industrial automation due to its reliability and efficiency).
- What is the temperature range of the STM32L083VBT6TR?
The temperature range is from -40 to +125 °C).
- Does the STM32L083VBT6TR have an integrated LCD controller?
Yes, it has an integrated LCD controller that can drive up to 8 multiplexed LCDs).
- What security features are included in the STM32L083VBT6TR?
It includes a hardware encryption engine AES 128-bit, true RNG, and firewall protection).
