A decoding circuit for use in a semiconductor read only memory includes a predecoding unit receiving a first address signal group of a given address, for generating a plurality of word selection driving signals, and a plurality of decoder blocks each receiving a second address portion of the same address...http://www.google.de/patents/US5577003?utm_source=gb-gplus-sharePatent US5577003 - Decoding circuit for use in semiconductor read only memory
