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32-Bit Flash MCU
HT32F52220/52230 HT32F52231/52241 HT32F52331/52341 HT32F52342/52352
ARM Cortex M0+ Series
2015 Holtek New Product Presentation >> 32-Bit Flash MCU >> M0+ 32-bit MCU
3
HT32 M0+
HT32 MCU Roadmap
Performance/Price with Lower Power
HT32F125x Basic Function
Cortex-M3 Cortex-M0+
L
ow
Po
we
r
Price
Pe
rfo
rman
ce
HT32F1653/54 High C/P Ratio
HT32F1755/65 Larger SRAM
HT32F1655/56 Rich Function
HT32F52220/30 Basic Function
HT32F52231/41 Basic Function
HT32F52331/41 High C/P Ratio
HT32F52342/52 Rich Function
High Speed M3 High Performance
2015 Holtek New Product Presentation >> 32-Bit Flash MCU >> M0+ 32-bit MCU
4
Holtek M3 and M0+ Comparison
What’s the difference between the Cortex-M3 and Cortex-M0+?
Power Efficiency
High C/P Ratio
40/48MHz 16 ~ 128KB Flash
Balanced cost/power
Rich Function
Performance
72MHz 8 ~ 256KB Flash
High performance
► Rich development resources, reference design and documents ► Full suite of development tools ► Ecosystems in ARM Cortex-M family
Performance
Price
Power
Cortex-M0+
Cortex-M3
2015 Holtek New Product Presentation >> 32-Bit Flash MCU >> M0+ 32-bit MCU
5
Product Range
32K
64K
16K
128K
Flash
Pins
USB Line
Entry Line
HT32F52220
16KB Flash 2KB RAM
HT32F52230
32KB Flash 4KB RAM
HT32F52331
32KB Flash 4KB RAM
HT32F52231
32KB Flash 4KB RAM
HT32F52241
64KB Flash 8KB RAM
HT32F52341
64KB Flash 8KB RAM
HT32F52342
64KB Flash 8KB RAM
HT32F52352
128KB Flash 16KB RAM
16KB to 128KB Flash MCU, 24 to 64 pin packages
2015 Holtek New Product Presentation >> 32-Bit Flash MCU >> M0+ 32-bit MCU
33/48 48/64 24/28 24/28/33/48
CAN Line
6
Block Diagram
ADC 12-Bit, 1Msps
Up to 12CH Comparator
Analog 32-Bit MCU Core
Cortex-M0+ Core 48/40MHz
Up to 128KB Flash Up to 16KB SRAM
UART, USART SPI, I2C
USB, EBI, I2S Smart Card
Up to 51 GPIO
Interface
PDMA CRC-16/32
Others
HT32F52xxx Series
HSI : 8MHz LSI : 32kHz
HSE : 4~16MHz LSE : 32.768kHz
LDO, POR, LVD, BOD
System
BFTM SCTM GPTM MCTM
WDT, RTC
Timers
2015 Holtek New Product Presentation >> 32-Bit Flash MCU >> M0+ 32-bit MCU
7
Characteristics
HT32 Cortex-M0+ Device Comparison
2015 Holtek New Product Presentation >> 32-Bit Flash MCU >> M0+ 32-bit MCU
5223052220
40MHz Cortex-M0+
32/64KB Flash 64/128KB Flash16/32KB Flash 32/64KB Flash
Cortex-M0+ Core
Internal RC Oscillator
BOD, LVD, and POR
12-bit, 1Msps ADC
Flexible Timers
(BFTM, SCTM, GPTM)
Watchdog Timer
Ext. Interrupts
Communications
(UART, USART, SPI, I2C)
Serial Wire Debug
24/28 pins 24/28/33/48 pins 33/48 pins 48/64 pins
6-ch PDMA
Smart Card Smart Card x2
I2S
FS USB Device
5234152331
5235252342
5224152231
Holtek HT32 Cortex-M0+ Common Features
48MHz Cortex-M0+
FS USB Device
EBI
MCTMMCTMMCTM
CRCCRCCRC
Comparator
8
Development Tools
2015 Holtek New Product Presentation >> 32-Bit Flash MCU >> M0+ 32-bit MCU
Easy to use
9
Product Highlights 32-Bit ARM Cortex-M0+ MCU
Flash Device
Performance
Power Price
Full range from 16KB to 128KB Flash
2 ~ 10x higher than 8/16-Bit MCU
Lowest active 150µA / MHz
Idle 2µA
Up to 8 products, 20 devices Pin-to-pin compatible
40MHz, 32KB, 28-Pins Richest features with same price
HT32F52xxx Series
Ecosystems
Rich development resources, tools and solutions. Compliant with CMSIS
40/48MHz ARM Cortex-M0+
2015 Holtek New Product Presentation >> 32-Bit Flash MCU >> M0+ 32-bit MCU
10
Target Applications
2015 Holtek New Product Presentation >> 32-Bit Flash MCU >> M0+ 32-bit MCU
Smart Home Appliances
IoT / Wearable Device
USB Peripherals
Data Processing / Logger
Increasing home appliances now require 32-Bit processing - for example intelligence or connectivity
Trends for wearable devices is increasing demand for lower power 32-Bit MCUs.
USB is still the most widely used interface and is a necessary feature of PC related products.
Higher data processing demands require power of 32-Bit processor for calculations.
Intelligent Toys Higher level toys require 32-Bit MCUs for computing power and cost effectiveness.