EDS1216AHTA-LI Datasheet, PDF (17/50 Pages) Elpida Memory – 128M bits SDRAM WTR (Wide Temperature Range)

EDS1216AHTA-LI
Current state
Read with auto-
precharge
/CS /RAS
H
×
L
H
L
H
EOL _Write
L
H
L
H
L
L
L
L
L
L
L
L
H
×
L
H
L
H
L
H
L
H
L
L
Write with auto-
precharge
L
L
L
L
L
L
H
×
L
H
L
H
L
H
L
H
L
L
L
L
L
L
L
L
Refresh (auto-refresh) ^H
×
L
H
L
H
L
H
L
H
L
L
L
L
L
L
L
L
/CAS /WE
×
×
Address
×
H
H
×
Command
DESL
NOP
Operation
Continue burst to end and
precharge
Continue burst to end and
precharge
H
L
×
BST
ILLEGAL
L
H
BA, CA, A10 READ/READA
ILLEGAL*³
L
L
BA, CA, A10 WRIT/WRITA
ILLEGAL*³
H
H
BA, RA
H
L
BA, A10
ACT
PRE, PALL
Other bank active
ILLEGAL on same bank*²
ILLEGAL*³
L
H
×
REF, SELF
ILLEGAL
L
L
MODE
MRS
ILLEGAL
×
×
×
DESL
Continue burst to end
H
H
×
NOP
Continue burst to end
H
L
×
BST
Burst stop
L
H
BA, CA, A10 READ/READA
Term burst and New read
L
L
BA, CA, A10 WRIT/WRITA
Term burst and New write
H
H
BA, RA
H
L
BA, A10
ACT
PRE, PALL
Other bank active
ILLEGAL on same bank*³
Term burst write and Precharge*¹
L
H
×
REF, SELF
ILLEGAL
L
L
MODE
MRS
ILLEGAL
×
×
×
DESL
Continue burst to end and
precharge
P_H
H
×
NOP
Continue burst to end and
precharge
H
L
×
BST
ILLEGAL
L
H
BA, CA, A10 READ/READA
ILLEGAL*³
r_L
L
BA, CA, A10 WRIT/WRITA
ILLEGAL*³
H
H
BA, RA
o _H
L
BA, A10
ACT
PRE, PALL
Other bank active
ILLEGAL on same bank*³
ILLEGAL*³
L
H
×
REF, SELF
ILLEGAL
L
L
MODE
MRS
ILLEGAL
d _×
×
×
DESL
Enter IDLE after tRC
H
H
×
NOP
Enter IDLE after tRC
H
L
×
BST
ILLEGAL
u _L
H
BA, CA, A10 READ/READA
ILLEGAL*⁴
L
L
BA, CA, A10 WRIT/WRITA
ILLEGAL*⁴
H
H
BA, RA
c H
L
BA, A10
ACT
PRE, PALL
ILLEGAL*⁴
ILLEGAL*⁴
L
H
×
REF, SELF
ILLEGAL
t ^L
L
MODE
MRS
ILLEGAL
Data Sheet E1161E20 (Ver. 2.0)
17