Overview
The STM8L151R6T6TR is an ultra-low-power 8-bit microcontroller from STMicroelectronics, part of the STM8L15xx6/8 family. This device is designed to offer high processing power while maintaining low power consumption, making it ideal for a wide range of applications requiring energy efficiency.
The microcontroller features an enhanced STM8 CPU core with a Harvard architecture and a 3-stage pipeline, providing up to 16 MIPS at 16 MHz. It includes an integrated debug module with a hardware interface (SWIM) for non-intrusive in-application debugging and ultrafast Flash programming.
The STM8L151R6T6TR is packaged in a 64-pin LQFP (10x10x1.4 mm) and is available in industrial grades, operating over a temperature range of -40 to 85, 105, or 125 °C.
Key Specifications
| Parameter | Specification |
|---|---|
| Operating Power Supply | 1.65 to 3.6 V (without BOR), 1.8 to 3.6 V (with BOR) |
| Temperature Range | -40 to 85, 105 or 125 °C |
| Flash Memory | Up to 64 Kbytes |
| Data EEPROM | Up to 2 Kbytes with ECC and RWW |
| RAM | Up to 4 Kbytes |
| Maximum Clock Frequency | 16 MHz |
| ADC Resolution | 12-bit, up to 1 Msps/28 channels |
| DACs | 2x12-bit, dual mode with output buffer |
| Timers | Three 16-bit timers, one 16-bit advanced control timer, one 8-bit timer |
| Communication Interfaces | Two SPIs, Fast I2C 400 kHz, Three USARTs (ISO 7816 interface + IrDA) |
| I/Os | Up to 67 I/Os, all mappable on interrupt vectors |
| 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) |
| Package | LQFP 64 10x10x1.4 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.
- Peripherals: 12-bit ADC, two 12-bit DACs, two ultra-low-power comparators, real-time clock, four 16-bit timers, one 8-bit timer, and standard communication interfaces like SPI, I2C, and USARTs.
- Memory: Up to 64 Kbytes of Flash memory, up to 2 Kbytes of data EEPROM with ECC and RWW, and up to 4 Kbytes of RAM.
- Capacitive Sensing: Up to 16 capacitive sensing channels supporting touchkey, proximity, linear touch, and rotary touch sensors.
- Debugging and Programming: Fast on-chip programming and non-intrusive debugging with SWIM, Bootloader using USART.
- Unique ID: 96-bit unique ID for device identification.
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, toys, and other portable electronics.
- Medical Devices: Can be used in medical devices that require low power consumption and high reliability.
- Automotive Systems: Applicable in automotive systems for sensor monitoring, control units, and other low-power applications.
- IoT Devices: Suitable for Internet of Things (IoT) devices that need efficient power management and a wide range of peripherals.
Q & A
- What is the maximum clock frequency of the STM8L151R6T6TR?
The maximum clock frequency is 16 MHz.
- What are the operating power supply ranges for the STM8L151R6T6TR?
The operating power supply ranges are 1.65 to 3.6 V (without BOR) and 1.8 to 3.6 V (with BOR).
- What types of low-power modes are available on the STM8L151R6T6TR?
The device features five low-power modes: Wait, Low-power run, Low-power wait, Active-halt with full RTC, and Halt.
- What is the resolution of the ADC on the STM8L151R6T6TR?
The ADC resolution is 12-bit, with up to 1 Msps/28 channels.
- Does the STM8L151R6T6TR support capacitive sensing?
Yes, it supports up to 16 capacitive sensing channels for touchkey, proximity, linear touch, and rotary touch sensors.
- What communication interfaces are available on the STM8L151R6T6TR?
The device includes two SPIs, Fast I2C 400 kHz, and three USARTs (ISO 7816 interface + IrDA).
- How much RAM does the STM8L151R6T6TR have?
The device has up to 4 Kbytes of RAM.
- What is the package type and size of the STM8L151R6T6TR?
The package type is LQFP 64, with dimensions of 10x10x1.4 mm.
- Does the STM8L151R6T6TR have a real-time clock?
Yes, it includes a low-power real-time clock with BCD calendar and alarm interrupt.
- Is the STM8L151R6T6TR RoHS compliant?
Yes, the device is RoHS compliant with an Ecopack2 grade.
