The SN74HC595N devices contain an 8-bit serial-in,parallel-out shift register that feeds an 8-bit D-typestorage register. The storage register has parallel3-state outputs. Separate clocks are provided forboth the shift and storage register. The shiftregister has a direct overriding clear (SRCLR)input, serial (SER) input, and serial outputs forcascading. When the output-enable (OE) input ishigh, the outputs are in the high-impedance state Package Including: 10pcs*SN74HC595N