Overview
The STM8AL3136TCY is a member of the STM8AL automotive ultra-low-power 8-bit microcontroller family from STMicroelectronics. This device is designed for automotive applications and features an enhanced STM8 CPU core, providing high processing power while maintaining low power consumption. It 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 or 125°C. The microcontroller includes integrated peripherals such as RTC, data EEPROM, LCD, timers, USART, I2C, SPI, ADC, and DAC, making it a versatile choice for various automotive and industrial 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 or 125°C |
| Program Memory | Up to 32 Kbyte Flash; data retention 20 years at 55°C |
| Data Memory | Up to 1 Kbyte true data EEPROM; endurance 300 kcycle |
| RAM | Up to 2 Kbyte |
| Clock Speed | Up to 16 MHz |
| Low Power Modes | Wait, low-power run (5.1 μA), low-power wait (3 μA), active-halt with full RTC (1.3 μA), halt with PDR (400 nA) |
| Communication Interfaces | SPI, Fast I2C 400 kHz SMBus and PMBus, USART (ISO 7816 interface, IrDA, LIN 1.3, LIN 2.0) |
| I/Os | Up to 41 I/Os, all mappable on interrupt vectors |
| Package Options | LQFP32, LQFP48, VFQFPN32 |
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, ultra-low leakage per I/O (50 nA), fast wakeup from Halt (4.7 μs).
- Integrated Peripherals: RTC, data EEPROM, LCD, timers, USART, I2C, SPI, ADC, DAC, and comparators.
- Clock Management: 1 to 16 MHz crystal oscillator, 32 kHz crystal oscillator, internal 16 MHz and 38 kHz RC oscillators.
- Communication Interfaces: SPI, Fast I2C 400 kHz SMBus and PMBus, USART (ISO 7816 interface, IrDA, LIN 1.3, LIN 2.0).
- Development Support: Fast on-chip programming and non-intrusive debugging with SWIM, bootloader using USART.
- Reset and Supply Management: Low power, ultra safe BOR reset with 5 selectable thresholds, ultra-low power POR/PDR, programmable voltage detector (PVD).
Applications
- Automotive Systems: Suitable for various automotive applications due to its AEC-Q100 qualification and robust temperature range.
- Industrial Control: Ideal for industrial control systems requiring low power consumption and high reliability.
- Consumer Electronics: Can be used in consumer electronics that require low power and advanced peripherals.
- Medical Devices: Applicable in medical devices where low power and precision are critical.
Q & A
- What is the operating voltage range of the STM8AL3136TCY?
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 for the STM8AL3136TCY?
The temperature ranges are -40°C to 85°C or 125°C.
- What is the maximum clock speed of the STM8AL3136TCY?
The maximum clock speed is up to 16 MHz.
- What low power modes are available on the STM8AL3136TCY?
The available low power modes are Wait, low-power run (5.1 μA), low-power wait (3 μA), active-halt with full RTC (1.3 μA), and halt with PDR (400 nA).
- What communication interfaces does the STM8AL3136TCY support?
The device supports SPI, Fast I2C 400 kHz SMBus and PMBus, and USART (ISO 7816 interface, IrDA, LIN 1.3, LIN 2.0).
- How many I/Os does the STM8AL3136TCY have?
The device has up to 41 I/Os, all mappable on interrupt vectors.
- What is the program memory capacity of the STM8AL3136TCY?
The program memory capacity is up to 32 Kbyte Flash.
- Does the STM8AL3136TCY support LCD?
Yes, it supports up to 4x28 segments LCD with a step-up converter.
- What is the data retention period for the Flash memory?
The data retention period for the Flash memory is 20 years at 55°C.
- Is the STM8AL3136TCY AEC-Q100 qualified?
Yes, the STM8AL3136TCY is AEC-Q100 qualified.
