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HT66F004 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
HT66F004HOLTEK2035Yes

HT66F004** is an 8-bit microcontroller manufactured by **HOLTEK Semiconductor**.

The HT66F004 is an 8-bit microcontroller manufactured by HOLTEK Semiconductor.

Key Specifications:

  • Core: 8-bit RISC
  • Operating Voltage: 2.2V to 5.5V
  • Clock Speed: Up to 8 MHz (internal RC oscillator)
  • Flash Memory: 4 KB
  • RAM: 192 bytes
  • EEPROM: 128 bytes
  • GPIO Pins: Up to 12 (depending on package)
  • ADC: 8-bit, 4 channels
  • Timers:
  • 8-bit Timer x 2
  • 16-bit Timer x 1
  • PWM: 1 channel (10-bit resolution)
  • Communication Interfaces:
  • SPI
  • I²C
  • Watchdog Timer: Built-in
  • Package Options:
  • SOP-14
  • SOP-16

Features:

  • Low-power operation modes
  • High noise immunity
  • Industrial temperature range (-40°C to +85°C)
  • Integrated internal RC oscillator
  • Supports In-Circuit Programming (ICP)

This microcontroller is commonly used in small embedded applications such as home appliances, consumer electronics, and industrial control systems.

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