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HYB18L256169BF Datasheet, PDF (28/48 Pages) Qimonda AG – 256-Mbit Mobile-RAM
HY[B/E]18L256169BF-7.5
256-Mbit Mobile-RAM
Functional Description
#, +
#OM MA ND ./ 0
!DDRE SS
$1
72 )4%
"#AO L!N
$)N
./ 0
$)N 
./ 0
$)N 
"3 4
./ 0
./ 0
"A! # OLN"ANK ! #O LU MNN
$O NgT#A RE
$)N$A TA)NTOCO LU MN N
"URST,ENGTHIN TH ECA SE SHO WN 
SUBSEQUE NTELE MENTSOF$A TA)NAREWRITTENIN THE PRO GRAMM EDORD ERFOLLO WIN G$ )N
4HEBURSTIS TERMIN ATEDAFTE RTHE RDDATA ELE MEN T
Figure 30 Terminating a WRITE Burst
2.4.6.2 Clock Suspend Mode for WRITE Cycles
Clock suspend mode allows to extend any WRITE burst in progress by a variable number of clock cycles. As long
as CKE is registered LOW, the following internal clock pulse(s) will be ignored and no data will be captured, as
shown in Figure 31.
#, +
#+ %
IN TERNAL
CLO CK
#OM MA ND
./ 0
!DDRE SS
$1
72 )4%
"A!
#O LN
T#3 ,
$)N
./ 0
T#3 ,
$)N 
T#3 ,
"A! #O LNETC"AN K! #O LU MNNETC 
$/N ETC$A TA/U TFRO MCOLU MNNE TC
#, IN THECASESH OWN
#LOCK SU SPEND LATENCYT#3 ,IS  CLO CKCYCLE
Figure 31 Clock Suspend Mode for WRITE Bursts
./ 0
./ 0
$)N 
$O NgT#A RE
Data Sheet
28
Rev. 1.02, 2006-12
02032006-MP0M-7FQG