The HT16222A is a memory mapping and multi-function LCD driver controller. It’s designed by Holtek Semiconductor Inc. and allows for driving up to 2400 patterns using a 60x40 LCD matrix. It features a flexible interface and integrated functions suitable for a wide range of display applications.

Applications

• Large LCD panel displays
• Industrial control panels
• Instrumentation displays
• Gaming consoles
• Appliance control panels

Features

• Operating voltage: 2.4V~5.2V
• Built-in 60 x 40 bits RAM for display data
• Selectable 1/4 or 1/5 bias, and 1/3 or 1/4 duty LCD applications
• I2C interface
• Built-in RC oscillator
• LCD driving frequency: Selectable
• Data memory direct access function
• Built-in tone generator
• Software configuration
• Data mode and command mode instructions
• R/W address auto increment
• VLCD pin to adjust LCD operating voltage
• 100-pin QFP package

Benefits

• Simplified interfacing with microcontrollers for large LCDs.
• Reduced component count through integrated functionality.
• Flexible driving capabilities adaptable to various LCD types.
• Low power consumption, beneficial for portable devices.

Technical Specifications

• LCD Display: 60 x 40 segments
• Operating Voltage: 2.4V to 5.2V
• Interface: I2C
• Oscillator: Built-in RC oscillator
• Package: 100-pin QFP