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5V Wide Voltage Arm® Cortex®-M0+ Touch MCUs

18/03/2022

New 5V wide voltage Arm® Cortex® -M0+ Touch MCUs, the HT32F542xx series. The devices have an operating frequency up to 60MHz and provide up to 28 touch keys, all of which have passed a conductive susceptibility 10V dynamic test. Additionally, the devices include an LED controller with an automatic scanning function. The devices are especially suitable for use in a wide range of electrical products such as air fryers, rice cookers, smart door locks, washing machine panels etc. as well as a wide range of other products.

The HT32F54231/54241 devices contain a 32KB/64KB Flash Program Memory and 4KB/8KB of SRAM Data Memory. They also include up to 24 touch keys which have an automatic detection function in both Deep-Sleep1 Mode and Deep-Sleep2 Mode, making the devices suitable for low power consumption product applications

The HT32F54243/54253 devices contain a 64KB/128KB Flash Program Memory and 8KB/16KB of SRAM Data Memory. They also include up to 28 touch keys.

Main Features

Core

  • 32-bit Arm® Cortex®-M0+ processor core
  • Up to 60 MHz operating frequency
  • Single-cycle multiplication
  • Integrated Nested Vectored Interrupt Controller (NVIC)
  • 24-bit SysTick timer

On-Chip Memory

  • Up to 128 KB on-chip Flash memory for instruction/data and options storage
  • Up to 16 KB on-chip SRAM
  • Supports multiple booting modes


Flash Memory Controller – FMC

  • Flash accelerator for maximum efficiency
  • 32-bit word programming with In System Programming Interface (ISP) and In Application Programming (IAP)
  • Flash protection capability to prevent illegal access
Documents Tech question
Holtek HT32 F542xx series

5V Wide Voltage Arm® Cortex®-M0+ Touch MCUs

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Holtek

Holtek Semiconductor is a leading professional IC design house in Taiwan having its major business activities focused in the area of microcontroller and peripheral component design.

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Documents

  • Holtek HT32 F54231 41 43 53 Datasheetv100
Pexels thisisengineering 3913017

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