CD4543BEG4

Display Drivers Overview

The CD4543BEG4 is a CMOS BCD-to-seven-segment latch/decoder/driver manufactured by Texas Instruments. It operates within a supply voltage range of 3 V to 18 V and supports an operating temperature range from -55 °C to +125 °C. The device features a propagation delay of 400 ns and utilizes a TSSOP-16 surface-mount package. It provides direct LED driving capability and includes display blanking for illegal input combinations.

Display Drivers Feature Summary

• CMOS technology with configurable output polarity
• Direct LED driving capability
• Display blanking for invalid inputs

Display Drivers Applications

• Seven-segment LED displays
• Liquid-crystal displays
• Digital instrumentation

Display Drivers Procurement Notes

Verify the specific suffix 'G4' indicates lead-free compliance and RoHS status as per manufacturer documentation. Confirm the TSSOP-16 package dimensions against your PCB footprint requirements. Ensure the logic family compatibility matches your system design before procurement.

Display Drivers Selection Notes

Select this component when a BCD-to-seven-segment decoder with latch functionality is required in a surface-mount application. The wide voltage range and industrial temperature rating make it suitable for diverse environments. Verify that the drive current meets the load requirements without external buffering.

Display Drivers Part Context

This part belongs to the Texas Instruments 4500 series of CMOS logic devices. It serves as a digital interface between binary-coded decimal data sources and visual output indicators. The device integrates latching, decoding, and driving functions into a single integrated circuit.

Display Drivers Replacement Considerations

The CD4543BEE4 is documented as a pin-for-pin replacement option. Verify functional equivalence and package compatibility before substitution.