This is a 3.3V dual 4-channel 3-state buffer/line driver with 5V tolerant inputs. Typical use is as level translator from a 5V circuit to a 3.3V circuit.
The PCB-03 can be used to use this chip in a DIP socket, breadboard, etc.
Related products:PCB-03 | 20 pin SSOP-to-DIP PCB |