Professional IC Distribution & Technical Solutions

The HD44780UB03FS is a dot matrix liquid crystal display (LCD) controller/driver manufactured by Hitachi (now part of Renesas Electronics).

Specifications:

• Display Type: Alphanumeric LCD controller/driver
• Display Format: 5x8 dots or 5x10 dots per character
• Maximum Characters: 80 characters (2 lines x 40 characters or 4 lines x 20 characters)
• Interface: 4-bit or 8-bit parallel MPU interface
• Supply Voltage (VDD - VSS): 4.5V to 5.5V
• Operating Temperature: -30°C to +85°C
• Built-in Font ROM: Supports 208 character patterns (5x8 dots) and 32 character patterns (5x10 dots)
• Custom Character Support: 8 user-programmable characters
• Instruction Set: Includes clear display, cursor home, display on/off, cursor on/off, blink control, and more
• Low Power Consumption: Suitable for battery-operated devices

Descriptions:

The HD44780UB03FS is a widely used LCD controller that simplifies interfacing with microcontrollers. It integrates the timing generation, display RAM (DDRAM), character generator (CGROM), and control functions required for alphanumeric LCD modules.

Features:

• Versatile Display Control: Supports multiple display formats (1 to 4 lines)
• Flexible Interface: 4-bit or 8-bit MPU interface options
• On-Chip Character Generator: Includes standard ASCII and Japanese characters
• Custom Character Creation: Allows user-defined characters
• Wide Operating Voltage: Compatible with 5V systems
• High Reliability: Industrial-grade temperature range

This controller is commonly found in embedded systems, industrial control panels, and consumer electronics requiring simple text displays.