74F243 Quad Bus Transceiver

74F243 Quad Bus Transceiver

The 74F243 is a quad bus transmitter/receiver designed for 4-line asynchronous 2-way data communications between data busses. Features s 2-Way asynchronous data bus communication s Input clamp diodes limit high-speed termination effects Ordering Code: Order Code 74F243SC Package Number M14A Packag.

Features

s 2-Way asynchronous data bus communication s Input clamp diodes limit high-speed termination effects Ordering Code: Order Code 74F243SC Package Number M14A Package Description 14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. Logic Symbol IEEE/IEC Connection Diagram Truth Table Inputs E1 L L H H H = HIGH Voltage Level L = LOW Voltage Level Z = High Impedance N/A = Not Allowed Inputs/Outputs E2 L H L H An Input N/A Z A=B Bn B=A N/A Z Input Unit Loading/Fan .