The Texas Instruments DM54LS283J/883 is a 4-bit binary full adder IC from the LS series. It operates within a voltage range of 4.5V to 5.5V and a temperature range of -55°C to 125°C.
The Harris Semiconductor CD74HCT283E is a 4-bit binary full adder with fast carry logic. It operates from a 4.5V to 5.5V supply voltage and has an operating temperature range of -55°C to 125°C.