Hitachi -> Renesas Electronics
Quadruple 2-input Positive NAND Gates
Fairchild Semiconductor
Quad 2-Input Exclusive-OR Gate
Motorola => Freescale
4-BIT BINARY FULL ADDER WITH FAST CARRY
ON Semiconductor
4−Bit Magnitude Comparator
Littelfuse, Inc
Varistor Products Line Voltage Operation, Radial Lead
Fairchild Semiconductor
4-Bit Binary Adder with Fast Carry
Fairchild Semiconductor
Quad 2-Input Exclusive-OR Gate
Integral Corp.
Quad 2-Input Exclusive OR Gate
Motorola => Freescale
Quad 2-input exclusive OR gate
Fairchild Semiconductor
4-BIT BINARY FULL ADDER (With Fast Carry)
ON Semiconductor
Quad 2-Input Exclusive OR Gate
Motorola => Freescale
8-INPUT PRIORITY ENCODERS WITH 3-STATE OUTPUTS
Renesas Electronics
4-bit Magnitude Comparator
ON Semiconductor
Quad 2-Input Exclusive OR Gate