PSD403A2-C-70J 데이터 시트보기 (PDF) - STMicroelectronics
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PSD403A2-C-70J Datasheet PDF : 123 Pages
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PSD4XX Family
The PSD4XX
Architecture
(cont.)
Figure 33a. 8031 Memory Modes
ES0
ES1
ES2
DPLD
ES3
RS0
EPROM
OE
PSEN
SRCODE – EN
RD
SEPARATE SPACE MODE
SRAM
OE
Figure 33b. 8031 Memory Modes
RD
PSEN
DPLD
RD
PSEN
SRCODE – EN
ES0
ES1
ES2
ES3
EPROM
RS0
OE
RD
COMBINED SPACE MODE
SRAM
OE
64
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