VG3617161ET Просмотр технического описания (PDF) - Vanguard International Semiconductor

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VG3617161ET

1,048,576 x 16 - Bit CMOS Synchronous Dynamic RAM

Vanguard International Semiconductor  

VIS

Basic Features and Function description

1.Simplified State Diagram

Mode

Register

Set

MRS

VG3617161ET

1,048,576 x 16 - Bit

CMOS Synchronous Dynamic RAM

IDLE

Self

Refresh

SELFSeEnLtFryexit

REF

AUTO

Refresh

CKE

CKE

Power

Down

Write

ROW

ACTIVE

CKE

CKE

Active

Power

Down

Write

Read

Read

WRITE CKE

SUSPEND CKE

WRITE

Write with

Auto Precharge

Read

AutoRPereacdhwaritghe

Write

ARuetoadPwreicthharge

READ

CKE

CKE

READ

SUSPEND

Read with

Auto Precharge

WRITE A CKE

SUSPEND CKE

WRITE A

CKE

READ A

CKE

READ A

SUSPEND

POWER

ON

Precharge

Document:1G5-0189

Precharge

Automatic sequence

Manual input

Note: After the AUTO refresh operation, precharge operation is

performed automatically and enter the IDLE state

Rev.1

Page 8

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