SN74LS646NT - Texas Instruments

Manufacturer Part Number

SN74LS646NT

Manufacturer

Texas Instruments

Introduction

SN74LS646NT is an integrated circuit from the 74LS series used for bidirectional data communication with 3-state outputs.

Product Features and Performance

Non-Inverting Transceiver

Eight bidirectional data lines

3-State outputs

Single-chip 8-bit transceiver solution

Compatible with 74LS logic family

Product Advantages

Enables bidirectional data flow

Direct Interface with 74LS family micro-processors

Simplifies design with integrated transceiver functionality

Key Technical Parameters

Logic Type: Transceiver, Non-Inverting

Number of Elements: 1

Number of Bits per Element: 8

Current Output High, Low: 15mA, 24mA

Voltage Supply Range: 4.75V ~ 5.25V

Operating Temperature Range: 0°C ~ 70°C

Quality and Safety Features

Standard for 74LS logic series

Tested for reliable operation within specified temperature and voltage ranges

Compatibility

Through Hole Mounting Type, ease of use with standard PCBs

Compatible with 74LS logic family designs

24-DIP packaging for easy integration

Application Areas

Microprocessor-based systems

Data buses

Communication control environments

Logic interface circuits

Product Lifecycle

Obsolete status

Limited availability, check for replacements or upgrades

Several Key Reasons to Choose This Product

Reliable performance from a reputable manufacturer, Texas Instruments

Ease of design integration with 24-DIP packaging

Suitable for a wide range of logic applications and microprocessor interfacing

Direct replacement for other 74LS series components, ensuring continuity in production and maintenance efforts

3-State output feature allows for connection to bus-oriented systems