42S32200 Datasheet, PDF (52/55 Pages) Integrated Silicon Solution, Inc – 512K Bits x 32 Bits x 4 Banks (64-MBIT) SYNCHRONOUS DYNAMIC RAM

IS42S32200
ISSI ^®
ALTERNATING BANK WRITE ACCESS
T0
T1
T2
T3
T4
T5
T6
T7
T8
T9
CLK
tCK
tCL tCH
tCKS tCKH
CKE
tCMS tCMH
COMMAND ^ACTIVE
DQM0-DQM3
NOP
WRITE
tCMS tCMH
NOP
ACTIVE
NOP
WRITE
NOP
NOP
ACTIVE
A0-A9
A10
BA0, BA1
DQ
tAS tAH
ROW
tAS tAH
ROW
tAS tAH
BANK 0
COLUMN m
ENABLE AUTO PRECHARGE
BANK 0
tDS tDH
tDS tDH
tRCD - BANK 0
tRRD
tRAS - BANK 0
tRC - BANK 0
DIN m
DIN m+1
ROW
ROW
COLUMN b
ENABLE AUTO PRECHARGE
BANK 1
tDS tDH
tDS tDH
BANK 1
tDS tDH
DIN m+2 DIN m+3
DIN b
tWR - BANK 0
tRCD - BANK 1
tDS tDH
tDS tDH
DIN b+1
DIN b+2
tRP - BANK 0
ROW
ROW
BANK 0
tDS tDH
DIN b+3
tRCD - BANK 0
tWR - BANK 1
DON'T CARE
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Integrated Silicon Solution, Inc. — 1-800-379-4774
ADVANCE INFORMATION Rev. 00B
08/14/03