SN74LS243 - Quad bus transceivers

Updated : 2020-01-09 14:36:36
Description

These four-data-line transceivers are designed for asynchronous two-way communications between data buses. SN74LS243 can be used to drive terminated lines down to 133 .

SN54LS243 is characterized for operation over the full military temperature range of –55°C to 125°C. SN74LS243 is characterized for operation from 0°C to 70°C.

Products containing the "SN74LS243" keyword are: SN74LS243D , SN74LS243D , SN74LS243DR , SN74LS243DR , SN74LS243N , SN74LS243N , SN74LS243N TI , SN74LS243NE4 , SN74LS243NG4 , SN74LS243NS , SN74LS243NSR
Features

  • Two-Way Asynchronous Communication Between Data Buses
  • PNP Inputs Reduce D-C Loading
  • Hysteresis (Typically 400 mV) at Inputs Improves Noise Margin

Parametrics
StatusACTIVE
SubFamilyStandard transceiver
Technology FamilyLS
VCC5.25
Bits4
Voltage5
F @ nom voltage35
tpd @ Nom Voltage18
IOL24
RatingCatalog
Operating temperature range0 to 70
Package GroupPDIP|14
Package size: mm2:W x L (PKG)See datasheet (PDIP)
Approx. price1.18 | 1ku
Schmitt TriggerNo
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