IS42S16800B ISSI [Integrated Silicon Solution, Inc], IS42S16800B Datasheet - Page 50

• Manufacturer Part Number: IS42S16800B
• Description: 16Meg x 8, 8Meg x16 128-MBIT SYNCHRONOUS DRAM
• Manufacturer: ISSI [Integrated Silicon Solution, Inc]

IS42S81600B,
SINGLE READ WITH AUTO PRECHARGE
Notes:
1) CAS latency = 2, Burst Length = 1
2) X16: A9 and A11 = "Don't Care"
50
DQM/DQML
COMMAND
A0-A9, A11
X8: A11 = "Don't Care"
BA0, BA1
DQMH
CKE
CLK
A10
DQ
t
t
CKS
CMS
t
t
t
ACTIVE
AS
AS
AS
BANK
ROW
ROW
T0
t
t
CKH
CMH
t
t
t
AH
AH
AH
IS42S16800B
t
CK
t
t
t
RCD
RAS
RC
T1
NOP
t
CL
NOP
T2
t
CH
Integrated Silicon Solution, Inc. — www.issi.com —
NOP
T3
ENABLE AUTO PRECHARGE
t
CMS
COLUMN m
BANK
READ
T4
t
CMH
(2)
CAS Latency
NOP
T5
t
AC
NOP
t
T6
RP
D
OUT
t
OH
t
m
HZ
ACTIVE
BANK
ROW
ROW
T7
ISSI
NOP
T8
DON'T CARE
UNDEFINED
1-800-379-4774
05/01/06
Rev. E
®