SN74LS148DR - Texas Instruments

Manufacturer Part Number

SN74LS148DR

Manufacturer

Texas Instruments

Introduction

The SN74LS148DR is part of the 74LS series functioning as Priority Encoders. Comes in a 16-SOIC package optimized for surface mounting in logic signal switching, multiplexing, and decoding applications.

Product Features and Performance

Priority Encoder type

Configured as 1 x 8:3 circuit

Single independent circuit

Supplied in Tape & Reel for efficient SMT handling

Optimal operating temperature range from 0°C to 70°C

Product Advantages

High reliability with output current specifications of 400µA high and 8mA low

Low supply voltage requirement between 4.75V and 5.25V facilitating compatibility with standard logic level systems

Compact 16-SOIC packaging beneficial for space-sensitive applications

Key Technical Parameters

Current - Output High, Low: 400µA, 8mA

Voltage - Supply: 4.75V ~ 5.25V

Operating Temperature: 0°C ~ 70°C

Circuit: 1 x 8:3

Quality and Safety Features

Designed under stringent conditions for optimal circuit integrity and safety

Robust surface mount package enhances durability and reliability

Compatibility

Compatible with single supply voltage source systems

Ideal for use in standard logic level systems requiring minimal voltage supply deviation

Application Areas

Widely used in digital systems for priority encoding

Suitable for data routing and processing applications in computing and telecommunications systems

Product Lifecycle

Status: Active

No indications of nearing discontinuation, ensuring long-term availability and support

Compatible replacements and upgrades remain consistently available

Several Key Reasons to Choose This Product

Efficient material handling and placement with Tape & Reel packaging

Enhanced system reliability due to stringent output current and voltage specifications

Ideal for compact and densely populated PCB designs due to its small form factor

Operates reliably across a standard temperature range for most commercial applications

Long product lifecycle with active status ensures availability for future projects and sustainability in designs