IS42R83200D Datasheet, PDF (57/62 Pages) Integrated Silicon Solution, Inc – 256-MBIT SYNCHRONOUS DRAM

IS42R83200D, IS42R16160D
IS45R83200D, IS45R16160D
WRITE - WITH AUTO PRECHARGE
T0
CLK
T1
tCK
T2
T3
tCL tCH
tCKS tCKH
CKE
tCMS tCMH
COMMAND _ACTIVE
DQM/DQML
DQMH
A0-A9, A11, A12
A10
BA0, BA1
tAS tAH
ROW
tAS tAH
ROW
tAS tAH
BANK
NOP
WRITE
tCMS tCMH
NOP
COLUMN m⁽²⁾
ENABLE AUTO PRECHARGE
BANK
tDS tDH
tDS tDH
DQ
tRCD
tRAS
tRC
DIN m
DIN m+1
T4
T5
NOP
NOP
tDS tDH tDS tDH
DIN m+2 DIN m+3
T6
NOP
tDPL
T7
T8
T9
NOP
NOP
ACTIVE
ROW
ROW
BANK
tRP
DON'T CARE
Notes:
1) Burst Length = 4
2) x16: A9, A11, and A12 = "Don't Care"
x8: A11 and A12 = "Don't Care"
Integrated Silicon Solution, Inc. — www.issi.com
57
Rev.  A
03/02/2010