IS42S83200D, IS42S16160D
IS45S83200D, IS45S16160D
COMMAND TRUTH TABLE
CKE
A12, A11
Function
n – 1
Hꢀꢀ
n
CS
Hꢀꢀ
Lꢀꢀ
Lꢀꢀ
Lꢀꢀ
Lꢀꢀ
Lꢀ
RAS
×ꢀꢀ
Hꢀꢀ
Hꢀꢀ
Hꢀꢀ
Hꢀꢀ
Hꢀ
CAS
×ꢀꢀ
Hꢀꢀ
Hꢀꢀ
Lꢀꢀ
Lꢀꢀ
Lꢀꢀ
Lꢀ
WE
×ꢀꢀ
Hꢀ
BA1
×ꢀꢀ
×ꢀꢀ
×ꢀꢀ
Vꢀꢀ
Vꢀꢀ
Vꢀꢀ
Vꢀꢀ
Vꢀ
BA0
×ꢀꢀ
×ꢀ
A10 A9 - A0
Deviceꢀdeselectꢀ(DESL)ꢀꢀ
Noꢀoperationꢀ(NOP)ꢀ ꢀ
×ꢀꢀ
×ꢀꢀ
×ꢀꢀ
×ꢀꢀ
×ꢀꢀ
×ꢀꢀ
×ꢀ
×ꢀꢀ
×ꢀ
×
Hꢀꢀ
×
Burstꢀstopꢀ(BST)ꢀꢀ
Readꢀꢀ
ꢀ
ꢀ
Hꢀꢀ
Lꢀꢀ
Hꢀ
×ꢀꢀ
Vꢀꢀ
Vꢀꢀ
Vꢀ
×ꢀꢀ
Lꢀꢀ
Hꢀ
Lꢀ
×
ꢀ
Hꢀꢀ
Vꢀ
Vꢀ
V
V
V
×
Readꢀwithꢀautoꢀprechargeꢀꢀ Hꢀꢀ
Writeꢀꢀ ꢀꢀ Hꢀꢀ
Writeꢀwithꢀautoꢀprechargeꢀꢀ Hꢀ
Bankꢀactivateꢀ(ACT)ꢀꢀꢀ Hꢀꢀ
Hꢀꢀ
Lꢀꢀ
Lꢀꢀ
Hꢀꢀ
Lꢀꢀ
Lꢀ
ꢀ
Lꢀꢀ
Lꢀ
Hꢀ
Vꢀ
Hꢀꢀ
Vꢀꢀ
Lꢀꢀ
Hꢀ
×ꢀ
×ꢀ
Lꢀꢀ
Lꢀꢀ
Lꢀ
Hꢀ
ꢀVꢀꢀ
Vꢀ
Prechargeꢀselectꢀbankꢀ(PRE)ꢀ Hꢀꢀ
Prechargeꢀallꢀbanksꢀ(PALL)ꢀ Hꢀꢀ
×ꢀꢀ
×ꢀꢀ
Hꢀꢀ
Lꢀꢀ
ꢀ×ꢀꢀ
Lꢀ
Hꢀꢀ
Hꢀ
Vꢀꢀ
×ꢀꢀ
×ꢀꢀ
×ꢀꢀ
Lꢀꢀ
Lꢀ
×ꢀ
×
CBRꢀAuto-Refreshꢀ(REF)ꢀ
Self-Refreshꢀ(SELF)ꢀ ꢀ
Hꢀꢀ
Hꢀꢀ
Hꢀ
Lꢀ
Lꢀ
Lꢀ
Hꢀ
×ꢀ
×
Lꢀ
Lꢀ
Lꢀ
Hꢀ
×ꢀ
×ꢀ
×
Modeꢀregisterꢀsetꢀ(MRS)ꢀꢀ
Lꢀꢀ
Lꢀꢀ
Lꢀꢀ
Lꢀꢀ
Lꢀꢀ
Lꢀ
Vꢀ
Note:ꢀꢀH=Vih,ꢀL=Vilꢀx=ꢀVihꢀorꢀVil,ꢀVꢀ=ꢀValidꢀData.
DQM TRUTH TABLE
CKE
Function
n-1
Hꢀꢀ
Hꢀꢀ
Hꢀꢀ
Hꢀꢀ
Hꢀꢀ
Hꢀꢀ
n
DQMH
Lꢀꢀ
DQML
Dataꢀwriteꢀ/ꢀoutputꢀenableꢀꢀꢀ
Dataꢀmaskꢀ/ꢀoutputꢀdisableꢀꢀꢀꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
×ꢀꢀ
×ꢀꢀ
×ꢀꢀ
×ꢀꢀ
×ꢀꢀ
×ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
L
Hꢀꢀ
Lꢀꢀ
H
×
L
Upperꢀbyteꢀwriteꢀenableꢀ/ꢀoutputꢀenableꢀꢀꢀꢀ ꢀ
Lowerꢀbyteꢀwriteꢀenableꢀ/ꢀoutputꢀenableꢀꢀꢀꢀ ꢀ
Upperꢀbyteꢀwriteꢀinhibitꢀ/ꢀoutputꢀdisableꢀꢀꢀꢀ ꢀ
×ꢀꢀ
Hꢀꢀ
ꢀ×ꢀꢀ
×
H
Lowerꢀbyteꢀwriteꢀinhibitꢀ/ꢀoutputꢀdisableꢀꢀꢀꢀ ꢀ
Note:ꢀꢀH=Vih,ꢀL=Vilꢀx=ꢀVihꢀorꢀVil,ꢀVꢀ=ꢀValidꢀData.
8ꢀ
Integrated Silicon Solution, Inc. — www.issi.com
Rev. B
06/11/09
ISSI [ INTEGRATED SILICON SOLUTION, INC ]
