Overview
The STM8L052R8T6 is an ultra-low-power 8-bit microcontroller (MCU) from STMicroelectronics. It is part of the STM8L series, known for its low power consumption and advanced features. This MCU is designed to operate in a wide range of applications requiring low energy usage and high performance.
Key Specifications
| Parameter | Value |
|---|---|
| Flash Program Memory | 64 KB |
| Data EEPROM | 256 bytes with ECC, RWW |
| RAM | 4 KB |
| CPU Frequency | Up to 16 MHz |
| Operating Voltage | 1.8 V to 3.6 V |
| Temperature Range | -40 °C to 85 °C |
| Low Power Modes | Wait, Low power run (5.9 µA), Low power wait (3 µA), Active-halt with full RTC (1.4 µA), Halt (400 nA) |
| ADC Resolution | 12-bit, up to 1 Msps/27 channels |
| Communication Interfaces | SPI, I2C, USART (ISO 7816 interface + IrDA) |
| I/Os | Up to 54, all mappable on interrupt vectors |
Key Features
- Advanced STM8 core with Harvard architecture and 3-stage pipeline, achieving up to 16 CISC MIPS peak.
- Low power features including five low power modes and ultra-low leakage per I/O.
- Integrated EEPROM with flexible write and read protection modes.
- Real-Time Clock (RTC) with BCD calendar and alarm interrupt, and digital calibration with +/- 0.5ppm accuracy.
- LCD driver supporting 8x24 or 4x28 configurations with step-up converter.
- Four-channel DMA supporting ADC, SPIs, I2C, USARTs, and timers.
- Multiple timers including 16-bit timers and an 8-bit timer with 7-bit prescaler.
- Two watchdog timers and a beeper timer.
- Advanced anti-tamper detection and clock security system.
Applications
The STM8L052R8T6 is suitable for a variety of applications that require low power consumption and high performance, such as:
- Industrial automation and control systems.
- Consumer electronics requiring low power operation.
- Medical devices and healthcare equipment.
- Automotive systems, especially those needing low power modes.
- Smart home and IoT devices.
Q & A
- What is the maximum CPU frequency of the STM8L052R8T6?
The maximum CPU frequency is up to 16 MHz. - What is the operating voltage range of the STM8L052R8T6?
The operating voltage range is from 1.8 V to 3.6 V. - How much flash program memory does the STM8L052R8T6 have?
The STM8L052R8T6 has 64 KB of flash program memory. - What are the low power modes available in the STM8L052R8T6?
The available low power modes are Wait, Low power run, Low power wait, Active-halt with full RTC, and Halt. - Does the STM8L052R8T6 have an integrated RTC?
Yes, it has a Real-Time Clock (RTC) with BCD calendar and alarm interrupt. - What communication interfaces are supported by the STM8L052R8T6?
The supported communication interfaces include SPI, I2C, and USART (ISO 7816 interface + IrDA). - How many I/Os does the STM8L052R8T6 have?
The STM8L052R8T6 has up to 54 I/Os, all mappable on interrupt vectors. - What is the resolution of the ADC in the STM8L052R8T6?
The ADC resolution is 12-bit, with up to 1 Msps/27 channels. - Does the STM8L052R8T6 support DMA?
Yes, it supports four-channel DMA for various peripherals. - What is the temperature range for the STM8L052R8T6?
The temperature range is from -40 °C to 85 °C.
