N80C151SA 데이터 시트보기 (PDF) - Intel

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N80C151SA

HIGH-PERFORMANCE CHMOS MICROCONTROLLER

Intel 

8XC151SA SB HIGH-PERFORMANCE CHMOS MICROCONTROLLER

272814 – 11

The value of this parameter depends on wait states See the table of AC characteristics

A page hit (i e a code fetch to the same 256-byte ‘‘page’’ as the previous code fetch) requires one state (2TOSC)

a page miss requires two states (4TOSC)

During a sequence of page hits PSEN remains low until the end of the last page-hit cycle

Figure 11 External Instruction Bus Cycle in Page Mode

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