Gated D Latch:
The D latch is similar to the SR latch, but with significant differences. In this case, the inputs complement each other. The letter D in the D latch stands for "data" because this latch temporarily stores one bit.
Following is the architecture of D latch with Enable signal:
![Gated-D-Latch](img/GatedDLatch.jpg)
Truth Table:
![D-latch-Truth-Table](img/DlatchTruthTable.jpg)