74HCT74R   数据手册 ( 数据表 )

STMicroelectronics

DUAL D TYPE FLIP FLOP WITH PRESET AND CLEAR

Kodenshi Auk Co., LTD

Dual D Flip-Flop with Set and Reset High-Performance Silicon-Gate CMOS

System Logic Semiconductor

Dual D Flip-Flop with Set and Reset High-Performance Silicon-Gate CMOS

IK Semicon Co., Ltd

Dual D Flip-Flop with Set and Reset

System Logic Semiconductor

Dual D Flip-Flop with Set and Reset High-Performance Silicon-Gate CMOS

ON Semiconductor

Dual D Flip-Flop with Set and Reset with LSTTL Compatible Inputs

Fairchild Semiconductor

Dual D-Type Flip-Flop with Preset and Clear

Motorola => Freescale

Dual D Flip-Flop with Set and Reset with LSTTL Compatible Inputs

STMicroelectronics

DUAL D TYPE FLIP FLOP WITH PRESET AND CLEAR

ON Semiconductor

Dual D Flip-Flop with Set and Reset with LSTTL Compatible Inputs