onsemi

LC75822WD-E

LC75822WD-E Description

The LC75822WD-E is an integrated circuit (IC) driver designed for driving 53 or 104 segment displays, making it highly versatile for a range of applications requiring segmented display control. Manufactured by onsemi, this IC is part of the Power Management (PMIC) category and is housed in a 64-pin square flat package (SQFP). Despite being marked as obsolete, the LC75822WD-E remains a robust solution for legacy systems and specific applications where its unique features are still highly valued.

LC75822WD-E Features

• Configuration Flexibility: The LC75822WD-E supports both 53 and 104 segment configurations, offering flexibility to accommodate various display requirements. This dual configuration capability makes it suitable for a wide range of display sizes and formats.
• Low Power Consumption: With a supply voltage range of 3V to 6.5V, the LC75822WD-E is designed to operate efficiently, reducing power consumption and heat generation, which is crucial for portable and battery-operated devices.
• Surface Mount Technology (SMT): The surface mount mounting type ensures ease of integration into modern printed circuit boards (PCBs), facilitating automated assembly processes and enhancing overall system reliability.
• Serial Interface: The serial interface allows for efficient communication with microcontrollers and other system components, simplifying the overall design and reducing the number of required pins.
• Compliance and Safety: The LC75822WD-E is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and safety standards. Additionally, it has a moisture sensitivity level (MSL) of 4, allowing for a 72-hour exposure period before assembly, which is beneficial for manufacturing processes.
• Packaging: The IC is packaged in trays, which is ideal for bulk handling and storage, ensuring that the components remain protected during transportation and assembly.

LC75822WD-E Applications

The LC75822WD-E is ideal for applications requiring high-density segmented displays, such as:

• Consumer Electronics: Devices like digital clocks, calculators, and small appliances that require clear and efficient display solutions.
• Industrial Controls: Control panels and monitoring systems that need reliable and easily readable displays for status indicators and data readouts.
• Medical Devices: Instruments that require segmented displays for patient monitoring, diagnostic equipment, and other medical applications where clarity and accuracy are paramount.
• Automotive: Dashboard displays and infotainment systems that benefit from the robustness and flexibility of the LC75822WD-E's display driving capabilities.

Conclusion of LC75822WD-E

The LC75822WD-E stands out as a reliable and versatile IC driver for segmented displays, offering a combination of flexibility, low power consumption, and compliance with industry standards. While marked as obsolete, its unique features and performance benefits make it a valuable component for specific applications where its capabilities are still highly relevant. For designers and engineers working with legacy systems or requiring a robust display driver solution, the LC75822WD-E remains a compelling choice, ensuring continued support and functionality in modern electronic designs.