74HC Series Logic
- Texas Instruments SN74HC574N, This Texas Instruments 74HC574 octal D-type flip flop IC is available in a DIL-20 package. A part of the 74HC range. The M74HC574 is a high speed CMOS octal D-type flip flop 3-state inverting outputs. Texas Instruments SN74HC574N D-Type Flip Flop, DIP20