Holtek Semiconductor has introduced the HT32F65233, a new-generation BLDC motor control MCU powered by the Arm® Cortex®-M0+ core. Designed for high-performance, low-power motor control applications, this MCU offers an extended operating voltage range, enhanced analog performance, and integrated motor control peripherals to help engineers develop efficient and reliable motor-driven products.
* High-Performance Core: Arm® Cortex®-M0+ running at 60 MHz
* Wide Operating Voltage: 2.5 V–5.5 V, optimized for 5 V systems with improved noise immunity
* Dedicated Motor Control Functions: Supports Hall / sensorless 1-/2-shunt FOC and square wave algorithms
* Integrated Analog Peripherals:
* 2× PGA (Programmable Gain Amplifier)
* 1× OPA (Operational Amplifier)
* 2× CMP (Comparators)
* 12-bit ADC with 2 Msps sampling rate
* Motor Control Timers: Including MCTM for advanced motor control and multiple general timers
* Flexible Connectivity: UART, SPI, I²C interfaces
* Enhanced Data Handling & Security: 6-channel PDMA and CRC module
* Optimized Design: Built-in reference voltage and gain stages reduce external component count
The Holtek HT32F65233 BLDC MCU is ideal for a wide range of motor-driven consumer and industrial applications, including:
* BLDC hair dryers
* Range hoods
* Electric shavers
* High-pressure pumps
* Smart fans and small home appliances
Feature | HT32F65233 |
---|---|
CPU | Arm® Cortex®-M0+, 60 MHz |
Flash / SRAM | 32 KB / 8 KB |
Operating Voltage | 2.5 V – 5.5 V |
ADC | 12-bit ×12 channels, 2 Msps |
Comparators (CMP) | 2 |
OPA / PGA | 1 OPA / 2 PGA |
Timers | 2×BFTM, 2×SCTM, 1×GPTM, 1×MCTM, 1×LSTM |
PWM Channels | 12 Capture/PWM, 3 Complementary PWM |
Interfaces | UART ×1, SPI ×1, I²C ×1 |
Others | 6CH PDMA, CRC, DIV |
GPIO | Up to 28 |
Package Options | 24-pin SSOP, 32-pin QFN, 48-pin LQFP |
Holtek provides a comprehensive HT32 Motor Control Development Platform, including:
* Reference hardware and software resources
* Application notes
* Evaluation kits
This ecosystem helps engineers accelerate design, reduce development costs, and bring products to market faster.
With its combination of high-performance motor control features, integrated analog peripherals, and cost-effective design, the HT32F65233 is an excellent choice for companies developing next-generation BLDC motor solutions. It allows manufacturers to deliver quieter, more efficient, and more reliable motor-driven appliances.