DUAL 4-BIT
ADDRESSABLE LATCH
The SN54/74LS256 is a Dual 4-Bit Addressable Latch with common control inputs; these include two Address inputs (A0, A1), an active LOW Enable input (E) and an active LOW Clear input (CL). Each latch has a Data input (D) and four outputs (Q0 – Q3).
When the Enable (E) is HIGH and the Clear input (CL) is LOW, all outputs (Q0 – Q3)...
