Overview
The STM8L151C8T6 is an ultra-low-power 8-bit microcontroller from STMicroelectronics, part of the STM8L series. This device is designed to provide high processing power while maintaining low power consumption, making it ideal for applications requiring energy efficiency. The STM8L151C8T6 features an enhanced STM8 CPU core with a Harvard architecture and a 3-stage pipeline, offering up to 16 MIPS at 16 MHz. It includes a range of peripherals and interfaces, such as ADCs, DACs, comparators, timers, and communication interfaces like SPI, I2C, and USARTs. The device also supports advanced low-power modes and has integrated debug and programming capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Operating Power Supply | 1.65 to 3.6 V (without BOR), 1.8 to 3.6 V (with BOR) |
| Operating Temperature Range | -40 to 85, 105 or 125 °C |
| CPU Speed | Up to 16 MHz, 16 CISC MIPS peak |
| Program Memory Size | Up to 64 Kbytes Flash |
| Data EEPROM | Up to 2 Kbytes |
| RAM Memory Size | Up to 4 Kbytes |
| Number of Pins | 48 Pins |
| Package Type | LQFP 48 7x7x1.4 mm |
| Embedded Interface Type | I2C, SPI, USART |
| ADC Channels | Up to 25 Channels, 12-bit resolution |
| DAC Channels | 2x12-bit DAC (dual mode) with output buffer |
| Timers | Four 16-bit timers, one 8-bit timer |
| Low-Power Modes | Wait, Low-power run, Low-power wait, Active-halt with full RTC, Halt |
| Current Consumption | 200 µA/MHz + 330 µA |
Key Features
- Advanced STM8 Core: Harvard architecture and 3-stage pipeline, up to 16 MIPS at 16 MHz.
- Low-Power Features: Five low-power modes (Wait, Low-power run, Low-power wait, Active-halt with full RTC, Halt), fast wake-up from Halt mode (4.7 µs), ultra-low leakage per I/O (50 nA).
- Peripherals and Interfaces: 12-bit ADC, 2x12-bit DAC, two comparators, real-time clock, four 16-bit timers, one 8-bit timer, SPI, I2C, USART.
- Memory and Storage: Up to 64 Kbytes of Flash memory, up to 2 Kbytes of data EEPROM, up to 4 Kbytes of RAM.
- Debug and Programming: Integrated debug module with SWIM interface, fast on-chip programming, non-intrusive debugging.
- Capacitive Sensing: Up to 16 capacitive sensing channels supporting touchkey, proximity, linear touch, and rotary touch sensors.
- LCD Support: 8x40 or 4x44 segment LCD with step-up converter.
- DMA: Four channels for ADC, DACs, SPIs, I2C, USARTs, timers, and one channel for memory-to-memory.
Applications
- Industrial Automation: Suitable for control systems, sensors, and actuators due to its low power consumption and robust peripheral set.
- Consumer Electronics: Ideal for battery-powered devices such as remote controls, smart home devices, and wearables.
- Medical Devices: Can be used in medical devices that require low power consumption and high reliability.
- Automotive Systems: Applicable in automotive systems where low power and robust performance are critical.
- IoT Devices: Suitable for Internet of Things (IoT) applications requiring low power and multiple communication interfaces.
Q & A
- What is the maximum CPU speed of the STM8L151C8T6?
The maximum CPU speed is up to 16 MHz, achieving 16 CISC MIPS peak.
- What are the operating power supply ranges for the STM8L151C8T6?
The operating power supply ranges are 1.65 to 3.6 V (without BOR) and 1.8 to 3.6 V (with BOR).
- What are the low-power modes available on the STM8L151C8T6?
The device features five low-power modes: Wait, Low-power run, Low-power wait, Active-halt with full RTC, and Halt.
- What types of communication interfaces does the STM8L151C8T6 support?
The device supports I2C, SPI, and USART interfaces.
- How many ADC channels does the STM8L151C8T6 have?
The device has up to 25 ADC channels with 12-bit resolution.
- What is the maximum temperature range for the STM8L151C8T6?
The operating temperature range is -40 to 85, 105 or 125 °C.
- Does the STM8L151C8T6 support LCD?
Yes, it supports an 8x40 or 4x44 segment LCD with a step-up converter.
- What is the purpose of the SWIM interface on the STM8L151C8T6?
The SWIM interface allows for non-intrusive in-application debugging and ultrafast Flash programming.
- How many capacitive sensing channels does the STM8L151C8T6 support?
The device supports up to 16 capacitive sensing channels.
- What is the typical current consumption of the STM8L151C8T6 in active mode?
The typical current consumption is 200 µA/MHz + 330 µA.
