PSD501B1-C-90UI View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

PSD501B1-C-90UI

Low Cost Field Programmable Microcontroller Peripherals

STMicroelectronics 

Memory

Block

(Cont.)

Figure 27a. 8031 Memory Modes

DPLD

PSEN

SRCODE – EN

ES0

ES1

ES2

ES3

EPROM

RS0

OE

RD

SEPARATE SPACE MODE

PSD5XX Family

SRAM

OE

Figure 27b. 8031 Memory Modes

RD

PSEN

DPLD

RD

PSEN

SRCODE – EN

ES0

ES1

ES2

ES3

EPROM

RS0

OE

RD

COMBINED SPACE MODE

SRAM

OE

55

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