Owner manual

10
TH7899M
2201A–IMAGE–02/02
TimingDiagram
FullFrameTimingDiagram(WithoutMemoryZone)
Summationoptions:
vs=numberofverticalsummation(vs=1tosum2linesinthereadoutregister),
hs=numberofhorizontalsummation(hs=0tosum2pixelsintheφSgate,onlyaddthe
timingdiagramonceoffigure10),
vnbandhnbaredefinedaccordingtothechosenoperatingmodein“”onpage9.
Note: 1. Cleaningperiodconsistsofemptyingtheimagezoneofallchargescreatedbyther-
malgeneration.Toachievesuchcleaning,thereadouttimeTreadoutdefinedinthe
abovediagramshallbeused.Nevertheless,itispossibletoreducecleaningtimeof
theimagezonebyaccumulatingseverallinesintheoutputregister(Figure7)before
readingouttheresultingsignal(Figure9).Thenumberofaccumulatedlinesislimited
bythereadoutregistersaturationlevel.
Cleaning
period
see note 1
Exposure
time
see figure 5
Horizontal
summation
see figure 7
100 ns min 100 ns min
100 ns min no delay
100 ns min
Vertical tranfer
of one line
see figure 6
Horizontal transfer of
one pixel / readout
The video line comprises:
· 18 inactive prescans
· 7 dark references
· 5 isolation elements
· 2048 useful pixels (1 output)
or 1024 useful pixels
(2 or 4 outputs)
see figure 8
x hnb/(hs+2) minimum
x vnb/(vs+1) minimum (can be continued until exposure time signal appears)
return to exposure time as soon as vnb (vs+1) min vertical transfers are over or when exposure time signal is clocked
x vs
x hs
Readout time T
readout
100 ns min
100 ns min