MD56V62160E-10 OKI [OKI electronic componets], MD56V62160E-10 Datasheet - Page 30

• Manufacturer Part Number: MD56V62160E-10
• Manufacturer: OKI [OKI electronic componets]

FUNCTION TRUTH TABLE (Table 1) (2/2)
ABBREVIATIONS
RA = Row Address
CA = Column Address AP = Auto Precharge
OKI Semiconductor
Row Active
Precharge
Precharge
Notes : 1. All inputs are enabled when CKE is set high for at least 1 cycle prior to the inputs.
Write with
Recovery
Register
Current
Refresh
Access
State
Mode
Write
Auto
1
2. Illegal to bank in specified state, but may be legal in some cases depending on the state of bank
3. Satisfy the timing of l
4. NOP to bank precharging or in idle state. Precharges activated bank by BA or A10.
5. Illegal if any bank is not idle.
selection.
CS
H
H
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
RAS
H
X
H
H
H
X
H
H
H
X
H
H
H
X
H
H
X
H
H
H
L
L
L
L
L
L
L
L
L
L
L
L
L
L
BA = Bank Address
CAS
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
L
X
L
L
X
L
L
X
L
L
X
L
L
X
L
X
CCD
WE
H
H
H
H
H
H
H
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
L
L
L
L
L
L
L
L
and t
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
BA
WR
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
to prevent bus contention.
RA, A10
NOP = No OPeration command
ADDR
A10
A10
A10
CA
RA
CA
RA
CA
RA
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
ILLEGAL
ILLEGAL 2
ILLEGAL
NOP --> Idle after t RP
NOP --> Idle after t RP
ILLEGAL 2
ILLEGAL 2
ILLEGAL 2
NOP 4
ILLEGAL
NOP
NOP
ILLEGAL 2
ILLEGAL 2
ILLEGAL 2
ILLEGAL 2
ILLEGAL
NOP --> Row Active after t RCD
NOP --> Row Active after t RCD
ILLEGAL 2
ILLEGAL 2
ILLEGAL 2
ILLEGAL 2
ILLEGAL
NOP --> Idle after t RC
NOP --> Idle after t RC
ILLEGAL
ILLEGAL
ILLEGAL
NOP
NOP
ILLEGAL
ILLEGAL
ILLEGAL
Action
FEDD56V62160E-01
MD56V62160E
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