74AC11238N

Signal Switches, Multiplexers, Decoders Overview

The Texas Instruments 74AC11238N is a high-speed CMOS logic device functioning as a 3-line to 8-line decoder and demultiplexer. It operates within a supply voltage range of 3 V to 5.5 V and supports an operating temperature range from -40 °C to +85 °C. The component utilizes a 16-pin PDIP package for through-hole mounting. It features inverting outputs and includes three input enable functions to control data routing. The device is designed for digital signal processing applications requiring reliable decoding capabilities.

Signal Switches, Multiplexers, Decoders Feature Summary

• Provides 3-to-8 line decoding and demultiplexing functionality with inverting outputs
• Features three independent input enables for precise control of data routing
• Operates reliably across industrial temperature ranges with standard CMOS output types

Signal Switches, Multiplexers, Decoders Applications

• Digital signal processing systems
• Address decoding circuits
• Data distribution networks

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific suffix 'N' confirms the PDIP through-hole package variant. Confirm RoHS status, as some sources indicate non-compliance. Check MSL Level 3 requirements for moisture sensitivity handling during assembly. Ensure the active part status aligns with long-term availability needs.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when a 3-to-8 decoder with multiple enable inputs is required. The AC series offers higher speed than HC variants. Verify voltage compatibility with the 3 V to 5.5 V operating range. Consider the PDIP package constraints for PCB layout and thermal management in through-hole designs.

Signal Switches, Multiplexers, Decoders Part Context

This device belongs to the Texas Instruments AC logic family, which provides enhanced performance over earlier standards. It serves as a fundamental building block for address decoding and data selection in complex digital systems. The 16-pin DIP form factor ensures compatibility with legacy breadboarding and prototyping setups.

Signal Switches, Multiplexers, Decoders Replacement Considerations

The 74AC138N is a common alternative offering similar 3-to-8 decoding functionality. Verify pinout compatibility and electrical specifications before substitution. Ensure the replacement maintains the required enable logic and output polarity characteristics.