发明公开
EP1993099A2 Memory device, memory controller and memory system 有权
内存设备,内存控制器和内存系统

Memory device, memory controller and memory system
摘要:
An image memory, image memory system, memory controller and semiconductor integrated circuit that are capable of efficiently accessing a rectangular area of two-dimensionally arrayed data are provided. The semiconductor integrated circuit in which circuits are integrated on a single semiconductor substrate, the semiconductor integrated circuit comprising: a memory array (224) in which memory cells connected to word lines and bit lines and storing data are arranged in the form of a matrix, and which is sectioned into bit groups for each of Nb number of memory cells; and a controller that selects a bit group as a starting point, on the basis of the address signal and first combination information, the controller outputting, to Nb x N number of output terminals (DQ) in parallel, on the basis of second combination information, data items that are stored in the respective memory cells contained in N number of bit groups including the bit group as the starting point.
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