74HCT7030 - 9位 x 64字FIFO寄存器；3态
Asynchronous, Synchronous 576 64 x 9 Uni-Directional 33MHz 36ns 28-SO
得捷: IC FIFO REGISTER 9X64 28SOIC
艾睿: FIFO Register Single 9-CH CMOS 28-Pin SO T/R
NXP 恩智浦