| 摘要 |
A wordline driver for a memory device includes a row decoder decoding externally inputted row address signals and outputting a main decoding signal and a main decoding bar signal, a wordline drive decoder decoding two lowest bits among the row address signals and outputting a global decoding signal, a local wordline driver receiving first and second signals and outputting a local wordline driving signal in accordance with the global decoding signal corresponding to the wordline drive decoder, and a sub-wordline driver coupled to the wordline drive decoder and the local wordline driver and outputting a sub-wordline driving signal to a sub-wordline in accordance with the local wordline decoding signal from the local wordline driver, and the main decoding signal and the main decoding bar signal outputted from the row decoder.
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