HT82K629A

The HT82K629A is a USB keyboard encoder IC from Holtek, designed to simplify the development of USB keyboard applications. It integrates a USB transceiver, MCU, and necessary peripheral functions into a single chip, making it an ideal solution for designing and manufacturing USB keyboards. The HT82K629A provides a cost-effective and efficient way to implement USB keyboard functionality with minimal external components.

Key Features:

• USB 2.0 full-speed compatible
• Integrated 8-bit microcontroller
• Built-in 3.3V regulator
• Supports 104 keys standard keyboard and multimedia keys
• Low power consumption
• Built-in oscillator
• Supports firmware upgrades via USB
• SOP28 package

Technical Specifications:

• Microcontroller: 8-bit MCU
• USB Interface: USB 2.0 full-speed
• Operating Voltage: 4.4V to 5.5V
• Current Consumption: Low power operation
• Keyboard Matrix: Supports up to 8×13 key matrix (104 keys)
• Multimedia Keys: Supported
• Built-in Regulator: 3.3V
• Oscillator: Built-in
• Package Type: SOP28
• Operating Temperature Range: -40°C to +85°C

Applications:

• USB keyboards
• Keyboard with multimedia keys
• Custom keyboard designs
• Embedded control systems requiring USB HID functionality

Datasheet:
For detailed technical information, refer to the HT82K629A Datasheet.