EDS1232AATA-60TI View Datasheet(PDF) - Elpida Memory, Inc

Part Name

Description

View to exact match

EDS1232AATA-60TI

128M bits SDRAM WTR (Wide Temperature Range)

Elpida Memory, Inc 

EDS1232AATA-TI

Truth Table

Command Truth Table

CKE

Function

Symbol

n–1 n

Device deselect

DESL

H

×

No operation

NOP

H

×

Burst stop

BST

H

×

Read

Read with auto precharge

Write

READ

READA

WRIT

H

×

H

×

H

×

Write with auto precharge

Bank activate

Precharge select bank

Precharge all banks

WRITA

ACT

PRE

PALL

H

×

H

×

H

×

H

×

Mode register set

MRS

H

×

Remark: H: VIH. L: VIL. ×: VIH or VIL, V = Valid data

DQM Truth Table

Function

Data write / output enable

Data mask / output disable

DQ0 to DQ7 write enable/output enable

DQ8 to DQ15 write enable/output enable

DQ16 to DQ23 write enable/output enable

DQ24 to DQ31 write enable/output enable

DQ0 to DQ7 write inhibit/output disable

DQ8 to DQ15 write inhibit/output disable

DQ16 to DQ23 write inhibit/output disable

DQ24 to DQ31 write inhibit/output disable

Remark: H: VIH. L: VIL. ×: VIH or VIL

Symbol

ENB

MASK

ENB0

ENB1

ENB2

ENB3

MASK0

MASK 1

MASK 2

MASK 3

/CS

H

L

L

L

L

L

L

L

L

L

L

CKE

n–1

H

H

H

H

H

H

H

H

H

H

/RAS /CAS /WE

×

×

×

H

H

H

H

H

L

H

L

H

H

L

H

H

L

L

H

L

L

L

H

H

L

H

L

L

H

L

L

L

L

DQM

n

0

1

×

L

L

×

H

H

×

L

×

×

×

L

×

×

×

×

×

×

×

H

×

×

×

H

×

×

×

×

×

×

BA0,

BA1 A10

×

×

×

×

×

×

V

L

V

H

V

L

V

H

V

V

V

L

×

H

L

L

A9 - A0,

A11

×

×

×

V

V

V

V

V

×

×

V

2

3

L

L

H

H

×

×

×

×

L

×

×

L

×

×

×

×

H

×

×

H

Data Sheet E0305E30 (Ver. 3.0)

15

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