6

G-LINK Technology

DEC. 2003 (Rev. 2.4)

REFRESHING

H

X

X

X

X

DESEL

L

H

H

H

X

NOP

L

H

H

L

X

TBST

ILLEGAL

L

H

L

X

BA, CA, A[10]

READ / WRITE

ILLEGAL

L

L

H

H

BA, RA

ACT

ILLEGAL

L

L

H

L

BA, A[10]

PRE / PREA

ILLEGAL

L

L

L

H

X

REFA

ILLEGAL

L

L

L

L

Op-Code, Mode-Add

MRS

ILLEGAL

MODE REGISTER

SETTING

H

X

X

X

X

DESEL

L

H

H

H

X

NOP

L

H

H

L

X

TBST

ILLEGAL

L

H

L

X

BA, CA, A[10]

READ / WRITE

ILLEGAL

L

L

H

H

BA, RA

ACT

ILLEGAL

L

L

H

L

BA, A[10]

PRE / PREA

ILLEGAL

L

L

L

H

X

REFA

ILLEGAL

L

L

L

L

Op-Code, Mode-Add

MRS

ILLEGAL

1. H = High Level, L= Low Level, X = Don't Care.

2. All entries assume that CKE was High during the preceding clock cycle and the current clock cycle.

3. BA = Bank Address, RA = Row Address, CA = Column Address, NOP = No OPeration.

4. ILLEGAL = Device operation and/or data-integrity are not guaranteed.

5. ILLEGAL to bank in specified state; function may be legal in the bank indicated by BA, depending on the state of that bank.

6. NOP to bank precharging or in idle state. May precharge bank indicated by BA.

7. ILLEGAL if any bank is not idle.

8. Must satisfy bus contention, bus turn around, write recovery requirements.

Current State

CS

RAS

CAS

WE

Address

[3]

Command

Action

[4]