74LCX138MTC - onsemi

Manufacturer Part Number

74LCX138MTC

Manufacturer

onsemi

Introduction

The 74LCX138 is a high-speed 1-of-8 decoder/demultiplexer.

Product Features and Performance

High-speed operation

Low-voltage operation from 2V to 3.6V

Designed for use in 3.3V systems

5V tolerant inputs and outputs

24mA output drive at 3.3V

Power-down high impedance inputs and outputs

Supports live insertion and withdrawal (partial power-down)

Product Advantages

High-speed performance suitable for address decoding

Low power consumption

Compatibility with high-speed bus operations

High impedance state during power down conserves power

Ideal for low-voltage operation conditions

Suitable for high-temperature environments

Key Technical Parameters

Type: Decoder/Demultiplexer

Circuit: 1 x 3:8 configuration

Independent Circuits: 1

Current - Output High, Low: 24mA

Voltage - Supply: 2V to 3.6V

Operating Temperature: -40°C to 85°C

Mounting Type: Surface Mount

Package / Case: 16-TSSOP

Quality and Safety Features

Operates reliably in extreme temperatures

Robust construction suitable for industrial applications

Compatibility

5V tolerant for interface flexibility

Suitable for single supply operation

Application Areas

Address decoding for memory modules

Data routing applications

System-level interface between high-speed buses and low-speed peripherals

Product Lifecycle

Status: Obsolete

Potential replacement or upgrade options should be verified with the manufacturer

Several Key Reasons to Choose This Product

Eases design constraints in mixed 3.3V/5V systems

Power-efficient for low-voltage applications

Adaptable to various digital logic applications

Industry-proven performance and reliability

Reduce parts count with integrated 3:8 decoding

Supports hot insertion for increased serviceability