74HC280 9-bit odd/even parity generator/checker
74HC280D 9-bit odd/even parity generator/checker
74HC280D-T Parity Generator/Checker
74HC280N 9-bit odd/even parity generator/checker
74HC280U 9-bit odd/even parity generator/checker
74HC283 4-bit binary full adder with fast carry
74HC283D-T Binary Adder
74HC283DB 4-bit binary full adder with fast carry
74HC283N 4-bit binary full adder with fast carry
74HC283NB 4-bit binary full adder with fast carry
74HC283PW 4-bit binary full adder with fast carry
74HC283U 4-bit binary full adder with fast carry