is42s16128 Integrated Silicon Solution, Inc., is42s16128 Datasheet - Page 34

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

OPERATION TIMING EXAMPLE
Power-On Sequence, Mode Register Set Cycle
34
IS42S16128
A0-A7
CAS latency = 2, 3
DQM
CKE
RAS
CAS
CLK
WE
CS
I/O
A8
A9
HIGH
HIGH
t
CS
T0
WAIT TIME
T=100 µs
t
t
t
CS
t
t
CS
CS
t
AS
CH
CK
BANK 0 & 1
<
PALL
T1
t
>
CHI
t
t
t
t
AH
CH
CH
CH
T2
t
RP
t
CL
<
REF
T3
>
t
RC
<
T10
REF
>
Integrated Silicon Solution, Inc. — 1-800-379-4774
t
RC
t
t
t
AS
AS
AS
<
CODE
CODE
CODE
T17
MRS
>
t
t
t
AH
AH
AH
t
T18
MCD
BANK 1
BANK 0
<
ROW
ROW
T19
ACT
>
ISSI
T20
t
RAS
t
RC
Undefined
Don't Care
03/13/00
Rev. A
®