CD4055BNSRE4

Display Drivers Overview

The CD4055BNSRE4 is a BCD-to-7-segment decoder and driver manufactured by Texas Instruments. It belongs to the CD4055B series of LCD drivers designed for single-digit display applications. The component operates within a supply voltage range of 3 V to 18 V and supports a maximum clock frequency of 8 MHz. It features low static current consumption of 40 nA and functions reliably across an extended temperature range from -55 °C to +125 °C. The device is housed in a 16-pin SOIC package, suitable for surface-mount installation.

Display Drivers Feature Summary

• Converts Binary-Coded Decimal inputs into seven-segment display signals
• Includes internal blanking control for display management
• Supports direct driving of common-anode displays

Display Drivers Applications

• Single-digit numeric display systems
• LCD driver circuits requiring BCD input
• Industrial instrumentation readouts
• Consumer electronic device interfaces

Display Drivers Procurement Notes

Verify the specific suffix 'E4' indicates lead-free composition and environmental compliance as per manufacturer standards. Confirm the SOIC-16 package dimensions match the target PCB footprint. Ensure the operating voltage requirements align with the system's power supply capabilities before integration.

Display Drivers Selection Notes

Select this component when a dedicated BCD-to-7-segment decoder is required for single-digit applications. Consider the wide supply voltage range and extended temperature operation for robustness. Verify that the output drive capability meets the load requirements of the connected display segment.

Display Drivers Part Context

This part is a variant of the CD4055B logic family, specifically optimized for decoding BCD data to drive seven-segment indicators. It serves as a fundamental interface between digital logic controllers and visual output devices, providing necessary signal translation and buffering for reliable display operation in various electronic systems.

Display Drivers Replacement Considerations

The CD4055BEE4 is a documented equivalent offering identical functionality in a PDIP-16 through-hole package. Verify pin compatibility and thermal performance differences when substituting surface-mount variants with through-hole alternatives.