MM5483N

Display Drivers Overview

The MM5483N is a CMOS liquid crystal display driver manufactured by Texas Instruments. It features a 40-pin PDIP package and operates with a wide power supply range. The device supports 7-segment displays with decimal points for up to four and a half digits. Key electrical specifications include an operating frequency of 500 kHz, an operating supply current of 40 uA, and a power dissipation rating of 350 mW. It utilizes serial data output capabilities.

Display Drivers Feature Summary

• Supports individual segment control including decimal points via its 7-segment configuration per digit
• Enables software-based digit selection for flexible display management
• Utilizes CMOS metal-gate low-threshold enhancement mode technology

Display Drivers Applications

• Liquid crystal display drivers
• 7-segment display systems
• Digital readout devices

Display Drivers Procurement Notes

Verify the MM5483N status as obsolete before procurement planning. Confirm availability through authorized distributors or secondary markets. Ensure compatibility with existing system designs given the component's discontinued lifecycle stage. Check for potential tariff implications if shipping to specific regions like the United States. Validate that the 40-pin PDIP package matches the target PCB footprint requirements.

Display Drivers Selection Notes

Select this component for applications requiring dedicated LCD driving with low power consumption. The 40 uA supply current makes it suitable for battery-operated devices. Consider the 500 kHz operating frequency when designing clock circuits. Ensure the design accommodates the 350 mW power dissipation limit. Verify that the serial interface aligns with the host microcontroller's communication protocols.

Display Drivers Part Context

The MM5483N belongs to Texas Instruments' family of liquid crystal display drivers. It is designed to interface directly with 7-segment LCD panels. The device simplifies display interfacing by integrating necessary drive logic. It serves as a specialized solution for numeric display applications in industrial and consumer electronics.

Display Drivers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. The MM5483N/NOPB variant exists but shares the same core functionality. Designers should evaluate pin-compatible alternatives from other manufacturers if sourcing new units.