is42s16800al-7tli Integrated Silicon Solution, Inc., is42s16800al-7tli Datasheet - Page 14
is42s16800al-7tli
Manufacturer Part Number
is42s16800al-7tli
Description
128-mbit Low-power Synchronous Dram
Manufacturer
Integrated Silicon Solution, Inc.
Datasheet
1.IS42S16800AL-7TLI.pdf
(67 pages)
IS42S81600AL, IS42S16800AL, IS42S32400AL
IS42LS81600AL, IS42LS16800AL, IS42LS32400AL
FUNCTIONAL TRUTH TABLE Continued:
14
Write Recovering
Write Recovering
with Auto
Precharge
Refresh
Mode Register
Accessing
Note: H=V
IH
, L=V
IL
x= V
CS
CS
L
CS
CS
CS
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
IH
or V
H
H
H
H
L
L
L
L
×
H
H
H
H
L
L
L
L
×
H
H
H
H
L
L
L
L
H
H
H
H
L
L
L
L
RAS
RAS
RAS CAS
RAS
RAS
×
×
IL
, V = Valid Data, BA= Bank Address, CA+Column Address, RA=Row Address, OC= Op-Code
CAS
CAS
CAS
CAS
H
H
L
L
H
H
L
L
×
H
H
L
L
H
H
L
L
×
H
H
L
L
H
H
L
L
H
H
L
L
H
H
L
L
×
×
×
H
L
H
L
H
L
H
L
×
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
×
H
L
H
L
H
L
H
L
×
WE
WE
WE
WE
WE
Integrated Silicon Solution, Inc. — www.issi.com —
×
Address
×
×
×
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
×
OC, BA
×
×
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
OC, BA
×
×
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
×
OC, BA
×
×
BA, CA, A10
BA, CA, A10
BA, RA
BA, A10
×
OC, BA
×
×
×
Command
DESL
NOP
BST
READ/READA
WRIT/ WRITA
ACT
PRE/PALL
REF
MRS/EMRS
DESL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF
MRS/EMRS
DESL
NOP
BST
EAD/READA
WRIT/WRITA
ACT
PRE/PALL
REF
MRS/EMRS
DESL
NOP
BST
READ/READA
WRIT/WRITA
ACT
PRE/PALL
REF
MRS/EMRS
PRELIMINARY
Action
Nop Enter row active after tDPL
Nop Enter row active after tDPL
Nop Enter row active after tDPL
Begin read
Begin new write
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
Nop Enter precharge after tDPL
Nop Enter precharge after tDPL
Nop Enter row active after tDPL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
Enter idle after tRC1
Nop Enter idle after tRC1
Nop Enter idle after tRC1
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
Nop Enter idle after tRSC
Nop Enter idle after tRSC
Nop Enter idle after tRSC
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
(2)
(2)
(2, 6)
(2)
(2)
INFORMATION
(6)
ISSI
1-800-379-4774
Rev. 00A
09/18/03
®
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