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74HC7245 Octal bus Schmitt-trigger transceiver; 3-state PHILIPS

74HC7266 Quad 2-input EXCLUSIVE-NOR gate PHILIPS

74HC7266D Quad 2-input EXCLUSIVE-NOR gate PHILIPS

74HC7266N Quad 2-input EXCLUSIVE-NOR gate PHILIPS

74HC73 Dual JK flip-flop with reset; negative-edge trigger PHILIPS

74HC73D Dual JK flip-flop with reset; negative-edge trigger PHILIPS

74HC73DB Dual JK flip-flop with reset; negative-edge trigger PHILIPS

74HC73N Dual JK flip-flop with reset; negative-edge trigger PHILIPS

74HC73PW Dual JK flip-flop with reset; negative-edge trigger PHILIPS

74HC74 Dual D-type flip-flop with set and reset; positive-edge trigger PHILIPS

74HC74 Dual D Flip−Flop with Set and Reset High−Performance Silicon−Gate CMOS ONSEMI

74HC74 瑞斯特（RST）74HC74是一款双路D型上升沿触发触发器，在14引脚封装内集成了两个相互独立的D类触发器。每个触发器均具备独立的数据输入（D）、时钟输入（CP）、异步置位（SD）和异步复位（RD）引脚，并提供互补的真值输出（Q）和反相输出（Q非）。该器件支持2.0 V至6.0 V的宽工作电压范围。 RSTTEK

74HC7403 4-Bit x 64-word FIFO register; 3-state PHILIPS

74HC7403D 4-Bit x 64-word FIFO register; 3-state PHILIPS

74HC7403N 4-Bit x 64-word FIFO register; 3-state PHILIPS

74HC7404 5-Bit x 64-word FIFO register; 3-state PHILIPS