is42s16400f-5tli Integrated Silicon Solution, Inc., is42s16400f-5tli Datasheet - Page 37

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is42s16400f-5tli

Manufacturer Part Number
is42s16400f-5tli
Description
1 Meg Bits X 16 Bits X 4 Banks 64-mbit Synchronous Dynamic Ram
Manufacturer
Integrated Silicon Solution, Inc.
Datasheet
IS42S16400F, IC42S16400F
IS45S16400F
POWER-DOWN MODE CYCLE
Integrated Silicon Solution, Inc. — www.issi.com
Rev. C
05/29/08
CAS latency = 2, 3
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
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
BANK
ROW
ROW
Tn+2
DON'T CARE
37

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