The SN74ACT3651-20PCB, manufactured by Texas Instruments, is a synchronous FIFO memory integrated circuit that features a storage capacity of 72K, organized as 2K words by 36 bits each. It supports bi-directional data flow with a maximum operating frequency of 50 MHz and a propagation delay time of 13 nanoseconds. Housed in a 120-pin HLQFP package with dimensions of 14x14 mm, the device operates efficiently within a voltage range of 4.5 to 5.5 volts and consumes a current of 400µA, catering to performance and power consumption needs in various electronic designs.