TH7887A Datasheet, PDF (10/21 Pages) ATMEL Corporation – Area Array CCD Image Sensor 1024 x 1024 Pixels with Antiblooming

Figure 8. Transfer Period from Image Zone to Memory Zone (ΦP and ΦM)
for 1.25 MHz Vertical Transfer Frequency (Fv = 1/Tv)
Tv=800 ns
Φ P1 =Φ M1 ^tr
5 To
tf 3 To
Φ P2 =Φ M2
5 To
Φ P3 =Φ M3
3 To
5 To
Φ P4 =Φ M4
3 To
To = Tv / 8
25 ns < tr < To/3
25 ns < tf < To/3
To = 100 ns
Figure 9. Output Diagram for Readout Register and Reset Clock 20 MHz Applications
50 ns
Φ L1
16 ns min
16 ns min
t1
Φ L2
ΦR
Vos 1,2,3,4
Signal
level
t1 = 10 ns typ.
t2 = 5 ns typ.
t1
12 ns min
A
0.3A
t2
t2
td
td
Reset feedthrough
td = 8 ns typical delay time
Cross over of complementary clocks (Φ L1, Φ L2) between 30% and 70% of maximum amplitude.
10 TH7887A
2146A–IMAGE–05/02