ST STM8L152K6T6

8-bit ultra-low-power MCU with up to 32KB Flash, 1KB data EEPROM, featuring RTC, LCD, timers, USART, I2C, SPI, ADC, DAC, and comparator

• Operating conditions:
  • Operating power supply range 1.8 V to 3.6 V (down to 1.65 V at power down)
  • Temp. range: -40 °C to 85, 105 or 125 °C
• Low power features:
  • 5 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)
  • Consumption: 195 μA/MHz = 440 μA
  • Ultra - low leakage per I/O: 50 nA
  • Fast wakeup from Halt: 4.7 μs
• Advanced STM8 core:
  • Harvard architecture and 3 - stage pipeline
  • Max freq. 16 MHz, 16 CISC MIPS peak
  • Up to 40 external interrupt sources
• Reset and supply management:
  • Low power, ultra - safe BOR reset with 5 selectable thresholds
  • Ultra - low - power POR/PDR
  • Programmable voltage detector (PVD)
• Clock management:
  • 1 to 16 MHz crystal oscillator
  • 32 kHz crystal oscillator
  • Internal 16 MHz factory - trimmed RC
  • Internal 38 kHz low consumption RC
  • Clock security system
• Low power RTC:
  • BCD calendar with alarm interrupt
  • Auto - wakeup from Halt w/ periodic interrupt
• LCD: up to 4x28 segments w/ step - up converter
• Memories:
  • Up to 32 KB of Flash program memory and 1 Kbyte of data EEPROM with ECC, RWW
  • Flexible write and read protection modes
  • Up to 2 Kbytes of RAM
• DMA: 4 channels; supported peripherals: ADC, DAC, SPI, I2C, USART, timers; 1 channel for memory - to - memory
• 12 - bit DAC with output buffer, 12 - bit ADC up to 1 Msps/25 channels, T. sensor and internal reference voltage, 2 ultra - low - power comparators (1 with fixed threshold and 1 rail to rail), Wakeup capability
• Timers:
  • Two 16 - bit timers with 2 channels (used as IC, OC, PWM), quadrature encoder
  • One 16 - bit advanced control timer with 3 channels, supporting motor control
  • One 8 - bit timer with 7 - bit prescaler
• 2 watchdogs: 1 Window, 1 Independent
• Beeper timer with 1, 2 or 4 kHz frequencies
• Communication interfaces:
  • Synchronous serial interface (SPI)
  • Fast I2C 400 kHz, SMBus and PMBus
  • USART (ISO 7816 interface and IrDA)
• Up to 41 I/Os, all mappable on interrupt vectors
• Up to 16 capacitive sensing channels supporting touchkey, proximity, linear touch and rotary touch sensors
• Development support:
  • Fast on - chip programming and non intrusive debugging with SWIM
  • Bootloader using USART
• 96 - bit unique ID