74HCT7403N,112概述
FIFO Register Single 4CH CMOS 16Pin PDIP Bulk
异步，同步 256（64 x 4） 单向 30MHz 61ns 16-DIP
得捷:
IC FIFO REGISTER 64X4 3ST 16DIP
贸泽:
Registers 4-BIT X64 WORD FIFO
艾睿:
FIFO Register Single-Element 4-CH CMOS 16-Pin PDIP Bulk
安富利:
FIFO Register Single 4-CH CMOS 16-Pin PDIP Bulk