![background image](http://html.mh-extra.com/html/hyundai/h-ht5115-n/h-ht5115-n_service-manual_2196525105.webp)
ESMT
M12L64164A
Elite Semiconductor Memory Technology Inc.
Publication Date: May 2008
Revision: 3.3
27/46
Current
State
CS RAS CAS
WE
BA ADDR
ACTION
Note
H
X
X
X
X X
NOP
Æ
Idle after tRP
Read with
L
H
H
H
X
X
NOP
Æ
Idle after tRP
Auto L
H
H
L X
X
ILLEGAL
2
Precharge L H L X BA
CA
ILLEGAL
2
L
L
H
H
BA RA
ILLEGAL
2
L
L
H
L
BA
A10/AP
NOP
Æ
Idle after tRPL
4
L
L
L
X
X
X
ILLEGAL
H
X
X
X
X X
NOP
Æ
Row Active after tRCD
L
H
H
H
X X
NOP
Æ
Row Active after tRCD
Row
L
H
H
L
X
X
ILLEGAL
2
Activating L H L X BA
CA
ILLEGAL
2
L
L
H
H
BA RA
ILLEGAL
2
L
L
H
L
BA
A10/AP
ILLEGAL
2
L
L
L
X
X X
ILLEGAL
H
X
X
X
X X
NOP
Æ
Idle after tRFC
L
H
H
X
X X
NOP
Æ
Idle after tRFC
Refreshing L H L X X
X
ILLEGAL
L
L
H
X
X X
ILLEGAL
L
L
L
X
X X
ILLEGAL
H
X
X
X
X X
NOP
Æ
Idle after 2clocks
Mode L
H
H
H X
X
NOP
Æ
Idle after 2clocks
Register L H H L X
X
ILLEGAL
Accessing 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
*Note : 1. All entries assume the CKE was active (High) during the precharge clock and the current clock cycle.
2. Illegal to bank in specified state ; Function may be legal in the bank indicated by BA, depending on the state of the
bank.
3. Must satisfy bus contention, bus turn around, and/or write recovery requirements.
4. NOP to bank precharge or in idle state. May precharge bank indicated by BA (and A10/AP).
5. Illegal if any bank is not idle.