TM1722 – LCD Driver and Control Chip with Multicolor Backlight and Keypad Scanning

TM1722 – LCD Driver and Control Chip with Multicolor Backlight and Keypad Scanning

TM1722 is a specialized LCD driver and control circuit, integrated with an MCU digital interface, data latch, LCD driver, keypad scanning, and multicolor backlight driver. This product offers excellent performance and reliable quality, and it is fully compatible with the instruction set of Titan Micro Electronics’ existing 3-port LED driver ICs. The TM1722 allows seamless integration with the decode board without needing to modify its underlying instructions. It is mainly used to drive the display screens of VCR, VCD, DVD, and home theater products.

Key Features:

• Low Power CMOS Process: The TM1722 uses a low-power CMOS process to deliver efficient performance with low energy consumption.
• Supports Up to 15×4 Point LCD: It is capable of driving large LCD screens with clear and detailed display capabilities.
• 3-Way LED Driver with 64-Level PWM: This enables multicolor backlight control for LCDs, providing vibrant visual effects.
• 1/3 LCD Driving Bias: Optimized driving bias for stable and clear LCD display performance.
• Adjustable LCD Operating Voltage: The operating voltage for the LCD can be adjusted to accommodate different LCD modules.
• Serial Interface (CLK, STB, DIO): Simplifies communication and data transfer with other devices.
• Built-In RC Oscillator: Reduces the need for external components, simplifying the design.
• Package: Available in SOP24 package, suitable for a variety of application needs.

Applications:

The TM1722 is primarily used for driving the display screens in the following products:

• VCRs (Video Cassette Recorders)
• VCDs (Video Compact Disc Players)
• DVD players and Home Theater Systems
• Any consumer electronics requiring LCD display and keypad scanning functionality.

Why Choose TM1722?

• Integrated Multi-Function: The TM1722 combines LCD driving, keypad scanning, and multicolor backlight driving into a single chip, simplifying the system design and improving stability.
• Power Efficiency: Its low-power CMOS process makes it ideal for applications that require long operation times and low power consumption.
• Strong Compatibility: The chip is fully compatible with Titan Micro Electronics’ existing 3-port LED driver ICs, allowing for easy integration without modifying the decode board.
• Reliability: As part of NEWFLY ELECTRONICS‘ high-quality product range, the TM1722 has passed strict quality control standards, ensuring reliable and stable performance.