SAE81C52P datasheet(5/10 Pages) SIEMENS

Part #	SAE81C52P

Description	256 x 8-Bit Static CMOS RAM NMOS-Compatible

Download	10 Pages

Scroll/Zoom	100%

Manufacturer	SIEMENS [Siemens Semiconductor Group]

Direct Link	http://www.siemens.com/

Logo

5 / 10 page

SAE 81C52

Semiconductor Group

5

Logic Symbol

Truth Table

*: Level =

VSS … VDD

X: Level = low or high

CS1

CS2

CS3

ALE

RD

WR

AD0 … AD7

Function

L

H

*

X

H

L

X

*

X

L

X

H

*

H

L

*

H

L

H

X

*

H

L

X

Floating (tristate)

Addresses to memory

Data from memory

Data to memory

Floating (tristate)

Standby

Store addresses

Read

Write

None

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SAE81C52P Datasheet(PDF) 5 Page - Siemens Semiconductor Group

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