SN54LS253, SN54S253, SN74LS253, SN74S253 DUAL 4ĆL.
Texas Instruments
SN54S253 - Dual 4-Line To 1-Line Data Selectors/Multiplexers
SN54LS253, SN54S253, SN74LS253, SN74S253 DUAL 4ĆLINE TO 1ĆLINE DATA SELECTORS/MULTIPLEXERS WITH 3ĆSTATE OUTPUTS SDLS147 − SEPTEMBER 1972 − REVISED MAR.
