SN54S280
9-BIT ODD/EVEN PARITY GENERATORS/CHECKERS (Texas Instruments)
SN54S283J
4-Bit Binary Full Adders (Texas Instruments)
SN54S20
Dual 4-Input Positive-NAND Gate (Texas Instruments)
SN54S240
Octal Buffers and Line Drivers (Texas Instruments)
SN54S241
Octal Buffers and Line Drivers (Texas Instruments)
SN54S244
Octal Buffers and Line Drivers (Texas Instruments)
SN54S251
Data Selectors/Multiplexers (Texas Instruments)
SN54S253
Dual 4-Line To 1-Line Data Selectors/Multiplexers (Texas Instruments)
SN54S257
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS (Texas Instruments)
SN54S258
QUADRUPLE 2-LINE TO 1-LINE DATA SELECTORS/MULTIPLEXERS (Texas Instruments)