Rainbow Electronics TH7887A - Manual (Page 5)

5
TH7887A
2146A–IMAGE–05/02
Geometrical
Characteristics
The image zone features 1024 useful lines (+ 20 extra lines) of 1024 pixels. For readout
only, the full frame is split into 4 blocks of 256 columns.
The video line consists of 256 useful pixels, and 273 elements in total (for each output).
Figure 2. Video Line (on each output)
7 dark reference lines
3 isolation lines
1044 line
6 dark reference lines
3 isolation lines
First pixel
1 inactive line
Vos1 Vos2 Vos3 Vos4
1044 line
Memory zone
1024 useful pixels Image zone
Pixels 1 to 17 : inactive prescan elements
Pixels 18 to 273 : useful elements