M74HC563B1R
Manufacturers：
ST
Description：
IC LATCH OCTAL D 3ST INV 20-DIP
M74HC563RM13TR
Manufacturers：
ST
Description：
IC DTYPE LATCH 3-ST OCTAL 20SOP
M74HC564B1R
Manufacturers：
ST
Description：
IC D-TYPE POS TRG SNGL 20DIP