MM145453VX/NOPB

Display Drivers Overview

The MM145453VX/NOPB is a discontinued LCD driver IC from Texas Instruments, designed for driving liquid crystal displays. It supports configurations including 7-segment displays with decimal point, alphanumeric characters, and bar graphs. The device accommodates up to 4.5 digits of display content within a 44-PLCC surface-mount package. It operates on a supply voltage range of 3V to 10V and features a low power consumption profile with a supply current of 40 µA. The component utilizes a serial interface for data communication and is rated for an operating temperature range of -40°C to 85°C.

Display Drivers Feature Summary

• Supports complex display configurations including 7-segment, alphanumeric, and bar graph formats
• Integrated serial interface for efficient data transmission and control
• Low power operation suitable for battery-powered or energy-efficient applications

Display Drivers Applications

• Liquid Crystal Display (LCD) driver systems
• Industrial instrumentation panels requiring alphanumeric output
• Consumer electronics with segmented display requirements

Display Drivers Procurement Notes

This component has been officially discontinued by the manufacturer and is no longer in production. Verification of availability should focus on existing stock from authorized distributors or secondary markets. Buyers must confirm the specific revision and packaging type, as obsolete parts may vary in condition. Cross-reference with equivalent active components is recommended for new designs to ensure long-term supply stability.

Display Drivers Selection Notes

When selecting this part, verify compatibility with the target LCD panel's multiplexing scheme and segment count. Ensure the system design accounts for the 3V to 10V supply range and serial interface timing requirements. Consider the thermal performance within the specified operating temperature range. Due to its discontinued status, evaluate alternative solutions that offer similar pinout and functional equivalence to facilitate future maintenance and production scaling.

Display Drivers Part Context

The MM145453 series belongs to Texas Instruments' portfolio of display driver integrated circuits. This specific model represents a legacy solution for mid-complexity LCD applications. It is part of a family that includes variants like the MM5453, which serves as a parameter-equivalent alternative. The device was engineered to provide reliable display control in environments requiring robust serial communication and low standby power consumption.

Display Drivers Replacement Considerations

The MM5453VX/NOPB is documented as a parameter-equivalent substitute. Designers should verify electrical and mechanical compatibility before transitioning to this replacement part.