IS42S83200B ISSI [Integrated Silicon Solution, Inc], IS42S83200B Datasheet - Page 23

• Manufacturer Part Number: IS42S83200B
• Description: 32Meg x 8, 16Meg x16 256-MBIT SYNCHRONOUS DRAM
• Manufacturer: ISSI [Integrated Silicon Solution, Inc]

IS42S83200B,
SELF-REFRESH CYCLE
Integrated Silicon Solution, Inc. — www.issi.com —
PRELIMINARY INFORMATION Rev. 00E
05/25/06
A0-A9, A11, A12
DQML, DQMH
COMMAND
BA0, BA1
active banks
Precharge all
DQM/
CKE
CLK
A10
DQ
High-Z
SINGLE BANK
t
t
ALL BANKS
CKS
CMS
PRECHARGE
t
IS42S16160B
AS
BANK
T0
t
t
CKH
t
CMH
AH
t
CK
refresh mode
NOP
t
RP
Enter self
T1
t
CH
t
t
CL
CKS
Refresh
Auto
T2
CLK stable prior to exiting
1-800-379-4774
self refresh mode
≥ t
RAS
(Restart refresh time base)
Exit self refresh mode
Tn+1
NOP
t
NOP
CKS
t
XSR
To+1
To+2
Refresh
ISSI
Auto
DON'T CARE
23
®