MK32VT1632-10YC (98.09.03)

Page 10/11

FUNCTION TRUTH TABLE (Table1) (2/2)

Current State

/CS

/RAS

/CAS

/WE

BA

ADDR

Action

Precharge

H

X

X

X

X

X

NOP

LH

H

H

X

X

NOP

L

H

H

L

BA

X

ILLEGAL

2

L

H

L

X

BA

CA

ILLEGAL

2

L

L

H

H

BA

RA

ILLEGAL

2

L

L

H

L

BA

A10

NOP

4

LLL

X

X

X

ILLEGAL

Write

H

X

X

X

X

X

NOP

Recovery

L

H

H

H

X

X

NOP

L

H

H

L

BA

X

ILLEGAL

2

L

H

L

X

BA

CA

ILLEGAL

2

L

L

H

H

BA

RA

ILLEGAL

2

L

L

H

L

BA

A10

ILLEGAL

2

LLL

X

X

X

ILLEGAL

Row Active

H

X

X

X

X

X

L

H

H

H

X

X

L

H

H

L

BA

X

ILLEGAL

2

L

H

L

X

BA

CA

ILLEGAL

2

L

L

H

H

BA

RA

ILLEGAL

2

L

L

H

L

BA

A10

ILLEGAL

2

LLL

X

X

X

ILLEGAL

Refresh

H

X

X

X

X

X

NOP

LH

H

X

X

X

NOP

L

H

L

X

X

X

ILLEGAL

L

L

H

X

X

X

ILLEGAL

LLL

X

X

X

ILLEGAL

Auto Resister

H

X

X

X

X

X

NOP

Access

L

H

H

H

X

X

NOP

L

H

H

L

X

X

ILLEGAL

L

H

L

X

X

X

ILLEGAL

L

L

X

X

X

X

ILLEGAL

ABBREVIATIONS

RA = Row Address

BA = Bank Address

NOP = No Operation command

CA = Column Address

AP = Auto Precharge

Notes:

1.

All inputs will be enabled when CKE is set high for at least 1 cycle prior to the inputs.

2.

Illegal to bank in specified state, but may be legal in some cases depending on the state of

bank selection.

3.

4.

NOP to bank precharging or in idle state. Precharges activated bank by BA or A10.

5.

Illegal if any bank is not idle.