【STMicroelectronics】M74HC259TTR,IC ADDRESSABLE LTCH 8BIT 16TSSOP
M74HC259YRM13TR,IC ADDRESSABLE LATCH 8BIT 16SOIC
M74HC259YTTR,IC ADDRESSABLE LATCH 8B 16TSSOP
【STMicroelectronics】M74HC266B1R,IC GATE XNOR QUAD OD 14-DIP
【STMicroelectronics】M74HC266M1R,门（与/非与/或/非或） Quad Exclusive OR
【STMicroelectronics】M74HC266RM13TR,IC GATE XNOR QUAD OD 14-SOIC
【STMicroelectronics】M74HC273B1R,IC FLIP FLOP OCT D CLEAR 20-DIP
【STMicroelectronics】M74HC273M1R,触发器 Octal "D" FF w/Clear
