SN54F257, SN74F257 QUADRUPLE 2ĆLINE TO 1ĆLINE DA.
Texas Instruments
54F257 - Quadruple 2-Line To 1-Line Data Selectors/Multiplexers
SN54F257, SN74F257 QUADRUPLE 2ĆLINE TO 1ĆLINE DATA SELECTORS/MULTIPLEXERS WITH 3ĆSTATE OUTPUTS SDFS065A − D2932, MARCH 1987 − REVISED OCTOBER 1993 • .
National Semiconductor
54F257A - Quad 2-Input Multiplexer
Obsolete 54F 74F257A Quad 2-Input Multiplexer with TRI-STATE Outputs November 1994 54F 74F257A Quad 2-Input Multiplexer with TRI-STATE Outputs Gen.
Texas Instruments
SN54F257 - Quadruple 2-Line To 1-Line Data Selectors/Multiplexers
SN54F257, SN74F257 QUADRUPLE 2ĆLINE TO 1ĆLINE DATA SELECTORS/MULTIPLEXERS WITH 3ĆSTATE OUTPUTS SDFS065A − D2932, MARCH 1987 − REVISED OCTOBER 1993 • .
