EDS2516APTA-TI-E Datasheet, PDF (19/52 Pages) Elpida Memory – 256M bits SDRAM WTR (Wide Temperature Range)

EDS2516APTA-TI-E
Current state
/CS
Read with auto-
precharge
H
L
L
L
L
L
L
L
L
Write
H
L
L
L
L
L
L
L
L
Write with auto-
precharge
H
L
L
L
L
L
L
L
L
Refresh (auto-refresh) H
L
L
L
L
L
L
L
L
/RAS /CAS /WE
×
×
×
Address
×
Command
DESL
H
H
H
×
NOP
H
H
L
×
BST
H
L
H
BA, CA, A10 READ/READA
H
L
L
BA, CA, A10 WRIT/WRITA
L
H
H
BA, RA
ACT
L
H
L
BA, A10
PRE, PALL
L
L
H
×
REF, SELF
L
L
L
MODE
MRS
×
×
×
×
DESL
H
H
H
×
NOP
H
H
L
×
BST
H
L
H
BA, CA, A10 READ/READA
H
L
L
BA, CA, A10 WRIT/WRITA
L
H
H
BA, RA
ACT
L
H
L
BA, A10
L
L
H
×
L
L
L
MODE
PRE, PALL
REF, SELF
MRS
×
×
×
×
DESL
H
H
H
×
NOP
H
H
L
×
BST
H
L
H
BA, CA, A10 READ/READA
H
L
L
BA, CA, A10 WRIT/WRITA
L
H
H
BA, RA
ACT
L
H
L
BA, A10
PRE, PALL
L
L
H
×
REF, SELF
L
L
L
MODE
MRS
×
×
×
×
DESL
H
H
H
×
NOP
H
H
L
×
BST
H
L
H
BA, CA, A10 READ/READA
H
L
L
BA, CA, A10 WRIT/WRITA
L
H
H
BA, RA
ACT
L
H
L
BA, A10
PRE, PALL
L
L
H
×
REF, SELF
L
L
L
MODE
MRS
Operation
Continue burst to end and
precharge
Continue burst to end and
precharge
ILLEGAL
ILLEGAL*³
ILLEGAL*³
Other bank active
ILLEGAL on same bank*²
ILLEGAL*³
ILLEGAL
ILLEGAL
Continue burst to end
Continue burst to end
Burst stop
Term burst and New read
Term burst and New write
Other bank active
ILLEGAL on same bank*³
Term burst write and Precharge*¹
ILLEGAL
ILLEGAL
Continue burst to end and
precharge
Continue burst to end and
precharge
ILLEGAL
ILLEGAL*³
ILLEGAL*³
Other bank active
ILLEGAL on same bank*³
ILLEGAL*³
ILLEGAL
ILLEGAL
Enter IDLE after tRC
Enter IDLE after tRC
ILLEGAL
ILLEGAL*⁴
ILLEGAL*⁴
ILLEGAL*⁴
ILLEGAL*⁴
ILLEGAL
ILLEGAL
Data Sheet E0677E10 (Ver. 1.0)
19