Hardware and layout
UM1574
26/48
Doc ID 023645 Rev 1
4.3.1 STM8AL3L68T
microcontroller
This automotive 8-bit ultralow power MCU has 32 Kbytes Flash, 1 Kbytes data EEPROM,
RTC, LCD, timers, USART, I2C, SPI, ADC, DAC and comparators.
Figure 14.
STM8AL3L68T package
This microcontroller belongs to the STM8AL family and provides the following benefits:
●
Integrated system
–
Up to 32 Kbytes of medium-density embedded Flash program memory
–
1 Kbyte of data EEPROM
–
Internal high speed and low-power low speed RC.
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Embedded reset
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Ultralow power consumption
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195 µA/MHZ + 440 µA (consumption)
–
0.9 µA with LSI in Active-halt mode
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Clock gated system and optimized power management
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Capability to execute from RAM for Low power wait mode and Low power run
mode
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Advanced features
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Up to 16 MIPS at 16 MHz CPU clock frequency
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Direct memory access (DMA) for memory-to-memory or peripheral-to-memory
access.
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Short development cycles
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Application scalability across a common family product architecture with
compatible pinout, memory map and modular peripherals.
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Wide choice of development tools
This device offers 12-bit ADC, DAC, two comparators, real-time clock, three 16-bit timers,
one 8-bit timer as well as standard communication interfaces such as SPI, I2C and USART.
A 4x28-segment LCD is available on the medium-density STM8AL3L68T device.
STM8AL3L68T
32 Kbytes of Flash memory
1 Kbytes of EEPROM
2 Kbytes of RAM
LQFP48 7x7