Selecting the right microcontroller is critical for project success. This guide walks through the HDSC MCU portfolio and provides selection criteria based on application requirements.

Ultra-Low Power Applications

For battery-powered IoT, wearables, and metering applications, the HC32L series offers exceptional power efficiency:

  • HC32L110: Entry-level ultra-low power in small packages
  • HC32L136: Mainstream ultra-low power with integrated LCD driver
  • HC32L176: Enhanced features with more memory and peripherals
  • HC32L196: Maximum performance in ultra-low power series
Key specifications to consider:
  • Standby current: 0.5μA with RTC
  • Active current: 35μA/MHz
  • Wake-up time: 4μs from deep sleep

High-Performance Applications

For industrial control, motor control, and complex applications:

  • HC32F460: 200MHz Cortex-M4 with rich analog peripherals
  • HC32F4A0: 240MHz high-performance with Ethernet and advanced timers

Motor Control Applications

dedicated motor control MCUs:

  • HC32M423: Integrated gate drivers for BLDC/PMSM
  • HC32F460: High-performance FOC control

Selection Checklist

  • Define processing requirements
  • Determine memory requirements
  • List required peripherals and interfaces
  • Specify power consumption constraints
  • Consider package size and pin count
  • Evaluate temperature range requirements
  • Check for automotive qualification needs

    • Contact LiTong's application engineering team for personalized selection assistance.