IS42S16128 View Datasheet(PDF) - Integrated Silicon Solution
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Description
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IS42S16128
Integrated Silicon Solution
IS42S16128 Datasheet PDF : 75 Pages
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IS42S16128
ISSI ®
OPERATION COMMAND TABLE(1,2)
Current State Command
Operation
CS
Write With DESL
Auto-Precharge
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
Row Precharge DESL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
Immediately DESL
Following
NOP
Row Active BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
Write
Recovery
DESL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF/SELF
MRS
Burst Write Continues, Write Recovery And Precharge H
When Done
Burst Write Continues, Write Recovery And Precharge L
Illegal
L
Illegal
L
Illegal
L
Illegal(10)
L
Illegal(10)
L
Illegal
L
Illegal
L
No Operation, Idle State After tRP Has Elapsed
H
No Operation, Idle State After tRP Has Elapsed
L
No Operation, Idle State After tRP Has Elapsed
L
Illegal(10)
L
Illegal(10)
L
Illegal(10)
L
No Operation, Idle State After tRP Has Elapsed(10)
L
Illegal
L
Illegal
L
No Operation, Row Active After tRCD Has Elapsed
H
No Operation, Row Active After tRCD Has Elapsed
L
No Operation, Row Active After tRCD Has Elapsed
L
Illegal(10)
L
Illegal(10)
L
Illegal(10,14)
L
Illegal(10)
L
Illegal
L
Illegal
L
No Operation, Row Active After tDPL Has Elapsed
H
No Operation, Row Active After tDPL Has Elapsed
L
No Operation, Row Active After tDPL Has Elapsed
L
Read Start
L
Write Restart
L
Illegal(10)
L
Illegal(10)
L
Illegal
L
Illegal
L
RAS CAS WE
XXX
HHH
HHL
HLH
HL L
L HH
LHL
LLH
LLL
XXX
HHH
HHL
HLH
HL L
L HH
LHL
LLH
LLL
XXX
HHH
HHL
HLH
HL L
L HH
LHL
LLH
LLL
XXX
HHH
HHL
HLH
HL L
L HH
LHL
LLH
LLL
A9 A8 A7-A0
XXX
XXX
XXX
VVV
VVV
VVV
VVX
XXX
OPCODE
XXX
XXX
XXX
VVV
VVV
VVV
VVX
XXX
OP CODE
XXX
XXX
XXX
VVV
VVV
VVV
VVX
XXX
OP CODE
XXX
XXX
XXX
VVV
VVV
VVV
VVX
XXX
OP CODE
14
Integrated Silicon Solution, Inc. — 1-800-379-4774
Rev. A
03/13/00
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