DM54S240
Buffers / Lind Drivers / Line Receivers (National Semiconductor)
DM54S244
Buffers / Lind Drivers / Line Receivers (National Semiconductor)
DM54S251
TRI-STATE 1 of 8 Line Data Selector/Multiplexer (National Semiconductor)
DM54S257
(DM54S257 / DM54S258) TRI-STATE QUAD 1 OF 2 DATA SELECTORS / MULTIPLEXERS (National Semiconductor)
DM54S258
(DM54S257 / DM54S258) TRI-STATE QUAD 1 OF 2 DATA SELECTORS / MULTIPLEXERS (National Semiconductor)
DM54S288
256 - BIT TTL PROM (National Semiconductor)
DM54S04
HEX INVERTING GATES (National Semiconductor)
DM54S08
Quad 2-Input AND Gates (National Semiconductor)