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.
|Part number||Order||Technology Family||VCC (Min) (V)||VCC (Max) (V)||Bits (#)||Voltage (Nom) (V)||F @ nom voltage (Max) (MHz)||ICC @ nom voltage (Max) (mA)||tpd @ nom Voltage (Max) (ns)||IOL (Max) (mA)||IOH (Max) (mA)||Rating||Operating temperature range (C)|
||LS||4.75||5.25||4||5||35||0.05||18||24||-15||Catalog||0 to 70|
|SN54LS243||Samples not available||LS||4.5||5.5||4||5||35||0.05||18||24||-15||Military||-55 to 125|