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SN74HC244NE4

SN74HC244NE4

SN74HC244NE4

Texas Instruments

DUAL Buffers 20 Pins 4 Bit per Element PDIP

SOT-23

SN74HC244NE4 Datasheet

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Specifications
Name Value
Type Parameter
Lifecycle Status ACTIVE (Last Updated: 5 days ago)
Mount Through Hole
Package / Case PDIP
Number of Pins 20
Packaging Rail/Tube
JESD-609 Code e4
Pbfree Code yes
Number of Terminations 20
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Max Operating Temperature 85°C
Min Operating Temperature -40°C
Terminal Position DUAL
Peak Reflow Temperature (Cel) NOT SPECIFIED
Number of Functions 2
Supply Voltage 5V
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Pin Count 20
Number of Outputs 8
Qualification Status Not Qualified
Operating Supply Voltage 5V
Number of Elements 2
Polarity Non-Inverting
Temperature Grade INDUSTRIAL
Max Supply Voltage 6V
Min Supply Voltage 2V
Load Capacitance 50pF
Number of Ports 2
Propagation Delay 165 ns
Quiescent Current 8μA
Turn On Delay Time 250 ns
Family HC/UH
Logic Function Buffer, Inverting
Output Characteristics 3-STATE
Logic IC Type BUS DRIVER
Number of Bits per Element 4
High Level Output Current -7.8mA
Low Level Output Current 7.8mA
Control Type ENABLE LOW
Count Direction UNIDIRECTIONAL
Height 5.08mm
Length 24.33mm
Width 6.35mm
Thickness 4.57mm
REACH SVHC No SVHC
RoHS Status RoHS Compliant
Lead Free Lead Free
SN74HC244NE4 Product Details

SN74HC244NE4 Overview


This package uses PDIP. A logical driver using the Rail/Tube external packaging is used in this application. It is necessary to use all 2 elements. Thebuffer features 20 terminations that serve different purposes. 5V is the required supply voltageThis buffer driver is part of the HC/UH family of parts. With the electrical component, 20 pins are set. This logical driver is suitable for Through Hole different applications. In total, it has 20 pins. The transceiver features 2 ports for enhanced functionality. Each element uses 4 bits. During quiescent state, the electronic part uses 8μA. Users are advised to apply 5V supply voltage to the electronic part for the part to operate safely and reliably. A temperature as low as -40°C can be tolerated by this buffer. There should be no more than 85°C ambient temperature for the logical driver to operate. As a low-level output mode, it produces 7.8mA. During high-level output, the electronic part may conduct -7.8mA. At least 2V should be used in order to run this automotive buffer on a continuous basis. Approximately 6V are the maximum supply voltages. There is an bus transceiver called a BUS DRIVER logic chip. This is sufficient to produce 8 outputs from it. Buffer ICs are controlled by ENABLE LOW control technology during startup.

SN74HC244NE4 Features


High Level Output: 7.8mA
Low Level Output: -7.8mA
BUS DRIVER Logic IC


SN74HC244NE4 Applications


There are a lot of Texas Instruments
SN74HC244NE4 Buffers & Transceivers applications.


  • Cordless telephone
  • Desktop PC
  • Notebook
  • Pocket PC
  • Desktop radio
  • Clock radio
  • Tuner
  • Portable radio
  • Car radio
  • Satellite radio receiver

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