is42s16800d Integrated Silicon Solution, Inc., is42s16800d Datasheet - Page 55

• Manufacturer Part Number: is42s16800d
• Description: 16meg X 8, 8meg X16 128-mbit Synchronous Dram
• Manufacturer: Integrated Silicon Solution, Inc.

SINGLE WRITE WITH AUTO PRECHARGE
IS42S81600D,
Notes:
1) Burst Length = 1
2) X16: A9 and A11 = "Don't Care"
3) t
Integrated Silicon Solution, Inc. — www.issi.com
Rev. D
06/18/07
X8: A11 = "Don't Care"
RAS
DQM/DQML
COMMAND
A0-A9, A11
must not be violated.
BA0, BA1
DQMH
CKE
CLK
A10
DQ
t
t
CKS
CMS
t
t
t
AS
AS
AS
BANK
ACTIVE
ROW
ROW
T0
t
CKH
t
t
t
t
CMH
AH
AH
AH
IS42S16800D
t
t
t
RCD
RAS
RC
t
CK
T1
NOP
DISABLE AUTO PRECHARGE
t
t
CMS
CL
t
DS
COLUMN m
WRITE
D
BANK
T2
IN
t
CMH
t
t
DH
CH
m
(2)
T3
NOP
t
DPL (3)
T4
NOP
SINGLE BANK
ALL BANKS
PRECHARGE
BANK
T5
ROW
t
T6
RP
NOP
ROW
BANK
ACTIVE
T7
DON'T CARE
T8
NOP
55