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HT44R70 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
HT44R70HOLTEK125Yes

HT44R70 is a microcontroller manufactured by **HOLTEK Semiconductor**.

The HT44R70 is a microcontroller manufactured by HOLTEK Semiconductor. Below are the factual specifications, descriptions, and features of the HT44R70:

Specifications:

  • Core: 8-bit RISC architecture
  • Operating Voltage: 2.2V to 5.5V
  • Clock Speed: Up to 8MHz (internal RC oscillator)
  • Program Memory (Flash): 4KB
  • RAM: 192 bytes
  • EEPROM: 128 bytes
  • I/O Pins: Up to 18 (depending on package)
  • ADC: 12-bit, 8 channels
  • Timers:
  • 8-bit Timer x 1
  • 16-bit Timer x 1
  • Watchdog Timer (WDT)
  • Communication Interfaces:
  • UART
  • SPI
  • I²C
  • PWM Channels: 4 (10-bit resolution)
  • Package Options:
  • SOP-20
  • SSOP-20
  • DIP-20

Descriptions:

The HT44R70 is a low-power, high-performance 8-bit microcontroller designed for embedded applications. It integrates a rich set of peripherals, including ADC, PWM, and multiple communication interfaces, making it suitable for consumer electronics, industrial control, and sensor-based applications.

Features:

  • Low-power operation with multiple power-saving modes
  • Built-in 12-bit ADC for precision analog measurements
  • Multiple communication interfaces (UART, SPI, I²C)
  • Flexible PWM outputs for motor control and LED dimming
  • Wide operating voltage range (2.2V–5.5V)
  • Robust ESD and latch-up protection

For detailed electrical characteristics and application notes, refer to the official HOLTEK HT44R70 datasheet.

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