Cortex-M0+ Microcontroller. HT32F52331 Datasheet

HT32F52331 Microcontroller. Datasheet pdf. Equivalent

HT32F52331 Datasheet
Recommendation HT32F52331 Datasheet
Part HT32F52331
Description 32-Bit Arm Cortex-M0+ Microcontroller
Feature HT32F52331; HT32F52231/HT32F52241 HT32F52331/HT32F52341 Datasheet 32-Bit ARM® Cortex™-M0+ Microcontroller, up to.
Manufacture Holtek Semiconductor
Datasheet
Download HT32F52331 Datasheet




Holtek Semiconductor HT32F52331
HT32F52231/HT32F52241
HT32F52331/HT32F52341
Datasheet
32-Bit Arm® Cortex®-M0+ Microcontroller,
up to 64 KB Flash and 8 KB SRAM with 1 MSPS ADC,
USART, UART, SPI, I2C, MCTM, GPTM, SCTM, BFTM,
SCI, CRC, RTC, WDT, and USB2.0 FS
Revision: V1.70 Date: October 11, 2018



Holtek Semiconductor HT32F52331
32-Bit Arm® Cortex®-M0+ MCU
HT32F52231/HT32F52241/HT32F52331/HT32F52341
Table of Contents
1 General Description................................................................................................. 6
2 Features.................................................................................................................... 7
Core........................................................................................................................................ 7
On-chip Memory..................................................................................................................... 7
Flash Memory Controller – FMC............................................................................................. 7
Reset Control Unit – RSTCU.................................................................................................. 8
Clock Control Unit – CKCU..................................................................................................... 8
Power Management – PWRCU.............................................................................................. 8
External Interrupt/Event Controller – EXTI............................................................................. 9
Analog to Digital Converter – ADC......................................................................................... 9
I/O Ports – GPIO..................................................................................................................... 9
Motor Control Timer – MCTM............................................................................................... 10
PWM Generation and Capture Timers – GPTM................................................................... 10
Single Channel Generation and Capture Timers – SCTM.................................................... 11
Basic Function Timer – BFTM.............................................................................................. 11
Watchdog Timer – WDT........................................................................................................ 11
Real Time Clock – RTC........................................................................................................ 12
Inter-integrated Circuit – I2C................................................................................................. 12
Serial Peripheral Interface – SPI.......................................................................................... 12
Universal Synchronous Asynchronous Receiver Transmitter – USART............................... 13
Universal Asynchronous Receiver Transmitter – UART....................................................... 13
Smart Card Interface – SCI (HT32F52331/52341 only)....................................................... 14
Cyclic Redundancy Check – CRC........................................................................................ 14
Universal Serial Bus Device Controller – USB (HT32F52331/52341 only).......................... 15
Debug Support...................................................................................................................... 15
Package and Operation Temperature................................................................................... 15
3 Overview................................................................................................................. 16
Device Information................................................................................................................ 16
Block Diagram...................................................................................................................... 17
Memory Map......................................................................................................................... 18
Clock Structure..................................................................................................................... 21
4 Pin Assignment...................................................................................................... 22
Rev. 1.70
2 of 50
October 11, 2018



Holtek Semiconductor HT32F52331
32-Bit Arm® Cortex®-M0+ MCU
HT32F52231/HT32F52241/HT32F52331/HT32F52341
5 Electrical Characteristics...................................................................................... 32
Absolute Maximum Ratings.................................................................................................. 32
Recommended DC Operating Conditions............................................................................ 32
On-Chip LDO Voltage Regulator Characteristics.................................................................. 32
Power Consumption............................................................................................................. 33
Reset and Supply Monitor Characteristics............................................................................ 35
External Clock Characteristics.............................................................................................. 36
Internal Clock Characteristics............................................................................................... 37
PLL Characteristics............................................................................................................... 37
Memory Characteristics........................................................................................................ 37
I/O Port Characteristics......................................................................................................... 38
ADC Characteristics............................................................................................................. 39
SCTM/GPTM/MCTM Characteristics.................................................................................... 40
I2C Characteristics................................................................................................................ 41
SPI Characteristics............................................................................................................... 42
USB Characteristics.............................................................................................................. 44
6 Package Information............................................................................................. 45
24-pin SSOP (150mil) Outline Dimensions........................................................................... 46
28-pin SSOP (150mil) Outline Dimensions........................................................................... 47
SAW Type 33-pin (4mm×4mm) QFN Outline Dimensions.................................................... 48
48-pin LQFP (7mm×7mm) Outline Dimensions.................................................................... 49
Rev. 1.70
3 of 50
October 11, 2018







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