MC14502BDW

Overview

The MC14502BDW is a hex inverting buffer and driver manufactured by onsemi, belonging to the 4000/14000/140000 series of CMOS logic devices. It features six independent inverters with inverted outputs, designed for bus driving applications. The component operates within a supply voltage range of 3V to 18V and supports input levels compatible with both CMOS and TTL logic families. It provides robust output drive capabilities, ensuring reliable signal transmission across various digital interfaces.

Feature Summary

• Hex inverting buffer configuration with dedicated inverted outputs for each channel
• Wide operating voltage range supporting diverse system power requirements
• CMOS technology enabling compatibility with standard TTL input logic levels
• Surface-mount TSSOP-16 package design for compact PCB integration

Applications

• Bus driver circuits requiring signal inversion and amplification
• Interface bridging between CMOS and TTL logic domains
• Digital signal buffering in microcontroller peripheral connections
• Level shifting applications in mixed-voltage digital systems

Procurement Notes

Verify the exact suffix BDW against the manufacturer's current datasheet to confirm pinout and electrical specifications match your design requirements. Ensure the ordering part number includes all necessary environmental or tape-and-reel designators if specific packaging is required for automated assembly processes.

Selection Notes

Select this component when a hex inverter with strong drive capability is needed within a single package. Consider the wide voltage range and TTL compatibility for systems interfacing different logic families. Evaluate the TSSOP-16 footprint against available board space and thermal constraints during the initial schematic capture phase.

Part Context

This device is part of onsemi's extensive portfolio of 4000-series CMOS logic components, widely used in industrial and consumer electronics. The MC14502 variant specifically addresses the need for buffered inversion, offering a cost-effective solution for signal conditioning tasks where propagation delay and noise immunity are critical design parameters.

Replacement Considerations

Check for direct cross-reference part numbers from other manufacturers such as CD4049 or SN74HC04 equivalents, ensuring voltage ranges and package types align. Verify that any substitute maintains the same inverting functionality and drive strength requirements specified in the original circuit design.