| 摘要 |
PROBLEM TO BE SOLVED: To provide a semiconductor device capable of ensuring a large operation margin in one embodiment.SOLUTION: According to one embodiment, a semiconductor device having a control unit is provided. The control unit controls a memory. In the memory, an operation associated with a command in synchronization with an edge of a clock signal is performed. The control unit includes a duty controller and a phase controller. The duty controller adjusts the duty of the clock signal. The phase controller adjusts the phase of the command. |
