TM1730 – Multifunctional LCD Driver IC with Key Scan and I2C Interface

TM1730 – Multifunctional LCD Driver IC with Key Scan and I2C Interface

TM1730 is a multifunctional LCD driver IC designed to support both 80-point mode (20seg x 4com) and 128-point mode (16seg x 8com) displays. With the largest built-in key scan matrix circuit (up to 20×1 or 16×1), the TM1730 is ideal for a wide range of LCD applications, including LCD modules and display subsystems. It offers versatile display modes, an I2C communication interface, and excellent performance, making it suitable for industrial control, consumer electronics, and more.

Key Features:

• Wide Operating Voltage Range: Operates from 2.4V to 5.5V, compatible with a variety of power supply configurations.
• CMOS Process Technology: Manufactured using CMOS technology, ensuring low power consumption and reliable operation.
• Display Modes:
  • 80-point mode (20seg x 4com), with 1/3 Bias and 1/4 Duty.
  • 128-point mode (16seg x 8com), with 1/4 Bias and 1/8 Duty.
• Key Scan Function: Supports key scanning in 20×1 matrix (in 20×4 display mode) and 16×1 matrix (in 16×8 display mode).
• Automatic Address Increment: Simplifies data management by automatically incrementing the read/write address.
• Optional Hardware Interrupt: Allows for easy integration with systems requiring interrupt handling.
• Built-in Display Data Register: Supports up to 16×8-bit display data for smooth and efficient display control.
• I2C Interface: Uses a simple I2C communication interface (2-wire), allowing for easy integration with external controllers and systems.
• Packaging Options: Available in SOP28 package for convenient integration into various designs.

Applications:

The TM1730 is ideal for a wide variety of applications, including:

• Industrial control systems
• Digital clocks and thermometers
• Counters and voltmeters
• Meter reading systems
• Other consumer LCD display applications

Why Choose TM1730?

• Versatile Display Support: With support for both 80-point and 128-point display modes, the TM1730 offers flexibility for different display sizes and configurations.
• Efficient Key Scanning: The key scan matrix circuit simplifies user input processing, making it ideal for control panels and interfaces.
• Low Power Consumption: Built with CMOS technology, the TM1730 operates efficiently, extending battery life in portable devices.
• Easy Integration: The I2C communication interface and simple pin configuration make the TM1730 easy to integrate into a wide range of applications.
• Reliable Performance: Known for its high-quality construction and robust design, the TM1730 ensures long-term reliability in demanding environments.