IS61NLP12832B
IS61NLP12836B/IS61NVP12836B
IS61NLP25618A/IS61NVP25618A
STATE DIAGRAM
READ
WRITE
BEGIN
BEGIN
WRITE
WRITE
READ
READ
DS
DS
READ
WRITE
DESELECT
READ
BURST
BURST
WRITE
BURST
DS
DS
DS
WRITE
BURST
READ
BURST
WRITE
BURST
BURST
READ
SYNCHRONOUS TRUTH TABLE(1)
Address
Operation
Used
N/Aꢀ
N/Aꢀ
N/Aꢀ
N/Aꢀ
CE
Hꢀ
Xꢀ
Xꢀ
Xꢀ
Lꢀ
CE2 CE2 ADV
WE
Xꢀ
Xꢀ
Xꢀ
Xꢀ
Hꢀ
Xꢀ
Hꢀ
Xꢀ
Lꢀ
BWx
Xꢀ
Xꢀ
Xꢀ
Xꢀ
Xꢀ
Xꢀ
Xꢀ
Xꢀ
Lꢀ
OE
CKE CLK
NotꢀSelectedꢀꢀ
Xꢀ
Lꢀ
Xꢀ
Xꢀ
Hꢀ
Xꢀ
Lꢀ
Xꢀ
Lꢀ
Xꢀ
Lꢀ
Xꢀ
Lꢀ
Xꢀ
Xꢀ
Lꢀ
Lꢀ
Lꢀ
Hꢀ
Lꢀ
Hꢀ
Lꢀ
Hꢀ
Lꢀ
Hꢀ
Lꢀ
Hꢀ
Xꢀ
Xꢀ
Xꢀ
Xꢀ
Xꢀ
Lꢀ
Lꢀ
Lꢀ
Lꢀ
Lꢀ
Lꢀ
Lꢀ
Lꢀ
Lꢀ
Lꢀ
Lꢀ
Lꢀ
Lꢀ
Hꢀ
↑
↑
↑
↑
↑
↑
↑
↑
↑
↑
↑
↑
↑
NotꢀSelectedꢀ
NotꢀSelectedꢀ
Xꢀ
Xꢀ
Hꢀ
Xꢀ
Hꢀ
Xꢀ
Hꢀ
Xꢀ
Hꢀ
Xꢀ
Xꢀ
NotꢀSelectedꢀContinueꢀ
BeginꢀBurstꢀReadꢀ
ContinueꢀBurstꢀReadꢀ
NOP/DummyꢀReadꢀ
DummyꢀReadꢀ
ExternalꢀAddressꢀ
NextꢀAddressꢀ
ExternalꢀAddressꢀ
NextꢀAddressꢀ
ExternalꢀAddressꢀ
NextꢀAddressꢀ
N/Aꢀ
Xꢀ
Lꢀ
Lꢀ
Hꢀ
Hꢀ
Xꢀ
Xꢀ
Xꢀ
Xꢀ
Xꢀ
Xꢀ
Lꢀ
BeginꢀBurstꢀWriteꢀ
ContinueꢀBurstꢀWriteꢀ
NOP/WriteꢀAbortꢀ
WriteꢀAbortꢀ
Xꢀ
Lꢀ
Xꢀ
Lꢀ
Lꢀ
Hꢀ
Hꢀ
Xꢀ
NextꢀAddressꢀ
CurrentꢀAddressꢀ
Xꢀ
Xꢀ
Xꢀ
Xꢀ
IgnoreꢀClockꢀ
Notes:
1.ꢀ "X"ꢀmeansꢀdon'tꢀcare.
2.ꢀ Theꢀrisingꢀedgeꢀofꢀclockꢀisꢀsymbolizedꢀbyꢀ↑
3.ꢀ Aꢀcontinueꢀdeselectꢀcycleꢀcanꢀonlyꢀbeꢀenteredꢀifꢀaꢀdeselectꢀcycleꢀisꢀexecutedꢀfirst.
4.ꢀ WEꢀ=ꢀLꢀmeansꢀWriteꢀoperationꢀinꢀWriteꢀTruthꢀTable.
WEꢀ=ꢀHꢀmeansꢀReadꢀoperationꢀinꢀWriteꢀTruthꢀTable.
5.ꢀ Operationꢀfinallyꢀdependsꢀonꢀstatusꢀofꢀasynchronousꢀpinsꢀ(ZZꢀandꢀOE).
10
Integrated Silicon Solution, Inc. — www.issi.com
Rev. D
09/10/07
ISSI [ INTEGRATED SILICON SOLUTION, INC ]
