Overview
The STM8L151C4U6TR is a member of the STM8L ultra-low-power 8-bit microcontroller family from STMicroelectronics. This device is part of the medium-density STM8L15x series, which is designed to offer high processing power while maintaining ultra-low power consumption. The STM8L151C4U6TR operates within a voltage range of 1.8 V to 3.6 V (down to 1.65 V at power down) and is available in temperature ranges of -40 °C to 85 °C, 105 °C, or 125 °C. It features an enhanced STM8 CPU core with a Harvard architecture and a 3-stage pipeline, providing up to 16 MIPS at 16 MHz. The device includes integrated debug modules, embedded data EEPROM, and low-power Flash memory, making it suitable for a wide range of low-power applications.
Key Specifications
| Parameter | Specification |
|---|---|
| Operating Voltage | 1.8 V to 3.6 V (down to 1.65 V at power down) |
| Temperature Range | -40 °C to 85 °C, 105 °C, or 125 °C |
| Processing Power | Up to 16 MIPS at 16 MHz |
| Flash Program Memory | Up to 32 Kbytes |
| Data EEPROM | 1 Kbyte with ECC, RWW |
| RAM | Up to 2 Kbytes |
| Low Power Modes | Wait, Low power run (5.1 µA), Low power wait (3 µA), Active-halt with full RTC (1.3 µA), Halt (350 nA) |
| Clock Management | 1 to 16 MHz crystal oscillator, 32 kHz crystal oscillator, Internal 16 MHz factory-trimmed RC, Internal 38 kHz low consumption RC |
| Communication Interfaces | SPI, Fast I2C 400 kHz SMBus and PMBus™, USART (ISO 7816 interface and IrDA) |
| I/Os | Up to 41 I/Os, all mappable on interrupt vectors |
| Capacitive Sensing Channels | Up to 16 channels supporting touchkey, proximity, linear touch and rotary touch sensors |
| Package | UFQFPN 48 7x7x0.55 mm |
Key Features
- Advanced STM8 Core: Harvard architecture and 3-stage pipeline, providing up to 16 MIPS at 16 MHz.
- Low Power Modes: Five low power modes including Wait, Low power run, Low power wait, Active-halt with full RTC, and Halt.
- Integrated Peripherals: Includes 12-bit DAC, 12-bit ADC up to 1 Msps/25 channels, two ultra-low-power comparators, and multiple timers.
- Communication Interfaces: SPI, Fast I2C 400 kHz SMBus and PMBus™, and USART (ISO 7816 interface and IrDA).
- Capacitive Sensing: Supports up to 16 capacitive sensing channels for touchkey, proximity, linear touch, and rotary touch sensors.
- Debug and Programming: Fast on-chip programming and non-intrusive debugging with SWIM, and bootloader using USART.
- Memory Protection: Flexible write and read protection modes for Flash and data EEPROM.
Applications
The STM8L151C4U6TR is suitable for a variety of applications requiring low power consumption and high processing efficiency. These include:
- Industrial Automation: For control and monitoring systems that require low power and reliable operation.
- Consumer Electronics: For devices such as remote controls, smart home devices, and other battery-powered gadgets.
- Medical Devices: For portable medical devices that need to operate for extended periods on a single battery charge.
- Automotive Systems: For automotive applications that require low power and robust performance.
- IoT Devices: For Internet of Things (IoT) devices that need to be energy-efficient and reliable.
Q & A
- What is the operating voltage range of the STM8L151C4U6TR?
The operating voltage range is 1.8 V to 3.6 V (down to 1.65 V at power down). - What are the temperature ranges supported by the STM8L151C4U6TR?
The device supports temperature ranges of -40 °C to 85 °C, 105 °C, or 125 °C. - What is the maximum processing power of the STM8L151C4U6TR?
The device provides up to 16 MIPS at 16 MHz. - What types of low power modes are available on the STM8L151C4U6TR?
The device features five low power modes: Wait, Low power run, Low power wait, Active-halt with full RTC, and Halt. - What communication interfaces are supported by the STM8L151C4U6TR?
The device supports SPI, Fast I2C 400 kHz SMBus and PMBus™, and USART (ISO 7816 interface and IrDA). - How many capacitive sensing channels does the STM8L151C4U6TR support?
The device supports up to 16 capacitive sensing channels. - What is the package type of the STM8L151C4U6TR?
The package type is UFQFPN 48 7x7x0.55 mm. - Does the STM8L151C4U6TR support non-intrusive debugging?
Yes, it supports fast on-chip programming and non-intrusive debugging with SWIM. - What is the maximum frequency of the crystal oscillator supported by the STM8L151C4U6TR?
The device supports a crystal oscillator frequency range of 1 to 16 MHz. - Does the STM8L151C4U6TR have built-in memory protection features?
Yes, it has flexible write and read protection modes for Flash and data EEPROM.
