IS42S16400F
IC42S16400F
READ WITHOUT AUTO PRECHARGE
T0
T1
T2
T3
T4
T5
T6
T7
T8
tCK
t
CL
tCH
CLK
CKE
tCKS tCKH
tCMS tCMH
COMMAND
ACTIVE
NOP
READ
NOP
NOP
NOP
PRECHARGE
ALL BANKS
NOP
ACTIVE
t
CMS
t
CMH
DQM/
DQML, DQMH
t
t
t
AS
tAH
COLUMN m(2)
A0-A9, A11
A10
ROW
ROW
ROW
BANK
AS
t
AH
ROW
AS
t
AH
DISABLE AUTO PRECHARGE
SINGLE BANK
BANK
BA0, BA1
DQ
BANK
BANK
t
AC
t
AC
tAC
tAC
tHZ
DOUT
m
D
OUT m+1
D
OUT m+2
D
OUT m+3
t
LZ
tOH
tOH
tOH
tOH
tRCD
tRAS
t
RC
CAS Latency
DON'T CARE
t
RP
UNDEFINED
Notes:
1. CAS latency = 2, burst length = 4
2. A8, A9, and A11ꢀ=ꢀ"Don'tꢀCare"
40
Integrated Silicon Solution, Inc. — www.issi.com
Rev. A
03/19/08