SN74LS273DW - Texas Instruments

Manufacturer Part Number

SN74LS273DW

Manufacturer

Texas Instruments

Introduction

The SN74LS273DW is a D-type flip-flop with a master reset function from Texas Instruments' 74LS series.

Product Features and Performance

Master reset function resets all flip-flops

D-Type edge-triggered flip-flops

Non-Inverted outputs

Single 8-bit configuration

High clock frequency up to 40 MHz

Short propagation delay of 27ns at 5V, 15pF

Positive edge-triggered input with moderate current drive 400µA high, 8mA low

Designed for a 4.75V to 5.25V power supply range

Standard operating temperature range 0°C to 70°C

Surface mount device suitable for automated assembly processes

20-SOIC package for compact footprint on PCB

Product Advantages

Tried and tested 74LS series logic

Reliable performance in digital logic circuit applications

Key Technical Parameters

Number of Elements: 1

Number of Bits per Element: 8

Clock Frequency: 40 MHz

Max Propagation Delay: 27ns

Voltage Supply: Between 4.75V and 5.25V

Current Quiescent: 27 mA

Output High, Low Current: 400µA, 8mA

Operating Temperature Range: 0°C to 70°C

Quality and Safety Features

Manufactured by Texas Instruments, a leader in semiconductor industry

Compliant with industry standards for safety and performance

Compatibility

Compatible with other devices from the 74LS logic family

20-SOIC footprint fits standard PCB designs

Application Areas

Digital logic systems

Microprocessor systems

Data storage

Counters and Registers

Communication systems

Product Lifecycle

Discontinued at Digi-Key, possibly nearing end-of-life

Check with the manufacturer for direct availability or potential replacements and upgrades

Several Key Reasons to Choose This Product

High-speed operation suitable for demanding logic circuits

Reliable performance from the respected 74LS logic series

Suitable for broad range of digital applications

Compact surface mount package eases PCB design

Manufactured by reputable semiconductor provider, Texas Instruments

Availability may be limited due to discontinuation, replacement options should be reviewed