Deskew cell for delay and pulse width adjustment
Abstract:
A deskew system can be used to adjust signal characteristics such as pulse width and edge timing. In an example, a deskew system can include multiple timing control cells and each cell can operate in one of multiple different modes according to respective mode control signals. The modes can include at least a signal delay mode and a signal pulse width adjustment mode. In an example, a first cell in a deskew system can be configured to receive a test input signal at a first input node and, in response, provide a deskew output signal at a first output node. The deskew output signal can be based on the test input signal, a pulse width adjustment provided by the first cell, and on a delayed signal, corresponding to the input signal, that is provided by a subsequent cell in the series.
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