is42s16128 Integrated Silicon Solution, Inc., is42s16128 Datasheet - Page 35

• Manufacturer Part Number: is42s16128
• Description: 128k Words Bits Banks Sdram
• Manufacturer: Integrated Silicon Solution, Inc.

Power-Down Mode Cycle
Integrated Silicon Solution, Inc. — 1-800-379-4774
Rev. A
03/13/00
IS42S16128
A0-A7
CAS latency = 2, 3
DQM
CKE
RAS
CAS
CLK
WE
CS
I/O
A8
A9
t
CKS
t
CS
T0
t
CKA
t
t
t
t
CS
CS
CS
t
t
CK
AS
CH
BANK 0 OR 1
BANK 0 & 1
<
<
BANK 1
BANK 0
PALL
PRE
T1
t
>
>
CHI
t
t
t
t
AH
CH
CH
CH
t
T2
RP
t
CL
<
SBY
T3
t
>
CKS
POWER DOWN MODE
Tn
POWER DOWN MODE
t
CKH
Tn+1
EXIT
t
CKA
t
AS
BANK 1
BANK 0
<
Tn+2
ROW
ROW
ACT
>
t
AH
ISSI
Tn+3
t
t
RAS
RC
Undefined
Don't Care
35
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