IS42LS16800A ICSI [Integrated Circuit Solution Inc], IS42LS16800A Datasheet - Page 54

• Manufacturer Part Number: IS42LS16800A
• Description: 16Meg x 8, 8Meg x16 & 4Meg x 32 128-MBIT SYNCHRONOUS DRAM
• Manufacturer: ICSI [Integrated Circuit Solution Inc]

IS42S81600A, IS42S16800A, IS42S32400A
IS42LS81600A, IS42LS16800A, IS42LS32400A
POWER-DOWN MODE CYCLE
CAS latency = 2, 3
54
DQML, DQMH
active banks
Precharge all
COMMAND
A0-A9, A11
BA0, BA1
DQM/
CKE
CLK
A10
DQ
High-Z
SINGLE BANK
t
t
ALL BANKS
CKS
CMS
PRECHARGE
t
AS
BANK
T0
All banks idle, enter
power-down mode
t
t
CKH
t
CMH
AH
Two clock cycles
t
CK
NOP
T1
Integrated Silicon Solution, Inc. — www.issi.com —
t
t
CL
CKS
NOP
T2
t
CH
Input buffers gated
power-down mode
off while in
Exit power-down mode
t
CKS
Tn+1
NOP
All banks idle
ACTIVE
ADVANCED INFORMATION Rev. 00A
BANK
ROW
ROW
Tn+2
DON'T CARE
ISSI
1-800-379-4774
06/01/02
®