This part is a kind of semiconductor called 74HC573.
Function of this product has Octal D-type transparent latch 3-state.
Manufacturers : Philips
Image and pinout :
Some of the text within the PDF file :
INTEGRATED CIRCUITS DATA SHEET For a complete data sheet, please also download: • The IC06 74HC/HCT/HCU/HCMOS Logic Family Specifications • The IC06 74HC/HCT/HCU/HCMOS Logic Package Information • The IC06 74HC/HCT/HCU/HCMOS Logic Package Outlines 74HC/HCT573 Octal D-type transparent latch; 3-state Product specification File under Integrated Circuits, IC06 December 1990 Philips Semiconductors Product specification Octal D-type transparent latch; 3-state FEATURES • Inputs and outputs on opposite sides of package allowing easy interface with microprocessors • Useful as input or output port for microprocessors/microcomputers • 3-state non-inverting outputs for bus oriented applications • Common 3-state output enable input • Functionally identical to the “563” and �� [ ... ]