The 74LS83 is a high speed 4-bit fuller Adder IC with carry out feature. The IC has four independent stages of full adder circuits in a single package. It is commonly used in applications where arithmetic operations are involved.
4-bit Full Adder with Carry Out. Nominal Operating Voltage: 5V
Maximum Operating Voltage: 5.5V. Output Propagation delay: 16nS.
Maximum Input Low Voltage: 0.8V. Minimum Input High Voltage: 2V.