EDD2508AMTA-5, EDD2516AMTA-5
Current state
Active*5
/CS
H
/RAS /CAS /WE Address
Command
DESL
Operation
NOP
Next state
Active
×
×
×
×
L
H
H
H
H
H
L
H
L
×
NOP
NOP
Active
L
×
BST
ILLEGAL
Active
L
H
BA, CA, A10
READ/READA
Starting read operation Read/READA
Write
Starting write operation recovering/
precharging
L
H
L
L
BA, CA, A10
WRIT/WRITA
L
L
L
H
L
L
L
L
L
×
H
H
L
H
L
×
BA, RA
ACT
ILLEGAL*11
Pre-charge
ILLEGAL
NOP
—
BA, A10
PRE, PALL
Idle
×
×
×
×
—
Read*6
×
×
DESL
NOP
BST
Active
Active
Active
H
H
H
H
H
L
NOP
BST
Interrupting burst read
operation to
L
H
L
H
BA, CA, A10
READ/READA
Active
start new read
L
L
H
L
L
L
BA, CA, A10
BA, RA
WRIT/WRITA
ACT
ILLEGAL*13
ILLEGAL*11
—
—
H
H
Interrupting burst
read operation to
start pre-charge
L
L
H
L
BA, A10
PRE, PALL
Precharging
L
L
L
×
×
×
×
ILLEGAL
—
Read with auto-pre-
charge*7
H
×
×
DESL
NOP
Precharging
L
L
L
L
L
L
L
H
H
H
H
L
H
H
L
H
L
×
NOP
NOP
Precharging
×
BST
ILLEGAL
—
—
—
—
—
—
H
L
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
×
READ/READA
WRIT/WRITA
ACT
ILLEGAL*14
ILLEGAL*14
ILLEGAL*11, 14
ILLEGAL*11, 14
ILLEGAL
L
H
H
L
H
L
L
PRE, PALL
L
×
Write
recovering
Write*8
H
×
×
×
×
DESL
NOP
Write
recovering
L
L
H
H
H
H
H
L
×
×
NOP
BST
NOP
ILLEGAL
—
Interrupting burst write
operation to
start read operation.
L
L
H
H
L
L
H
L
BA, CA, A10
READ/READA
WRIT/WRITA
Read/ReadA
Interrupting burst write
operation to
start new write
operation.
ILLEGAL*11
BA, CA, A10
Write/WriteA
—
L
L
L
L
L
L
H
H
L
H
L
×
BA, RA
BA, A10
×
ACT
Interrupting write
operation to start pre- Idle
charge.
PRE, PALL
ILLEGAL
—
Preliminary Data Sheet E0406E10 (Ver. 1.0)
17
ELPIDA [ ELPIDA MEMORY ]
