IA1208-FB11A Datasheet, PDF (3/6 Pages) Rohm – Color image sensor heads for multi-function

Contact image sensor heads
zTiming chart
(a) CLK Timing Chart
CLK
50%
50%
SP
tSETUP tHOLD
IA1208-FB11A
1/fCLK
twH twL
ts
Ao
1pixel
2pixel
(b-1) Data Output Timing Chart (1200dpi mode)
After turning on the SP pulse, the analog output starts from the setting up point of 82 clock pulse.
CLK
SP
Ao
12
82 83 84
109 110 111
VREF Output Period(82pixels) Vdummy
Analog Output Period
1 to 82pixels
83 to 190pixels 191 to 10450pixels
Note) The CLK section area which is over the effective pixcel numbers
(Output blank part) cannot be used as the analog Output standard level.
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