Datasheet

AD9920A
Rev. B | Page 70 of 112
VD
SUBCK
VSUB
(GPO3)
MECHANICAL
SHUTTER
OPEN
CLOSED
EXAMPLE 1
EXAMPLE 2
MSHUT
(GPO2)
STROBE
(GPO1)
SERIAL
WRITES
OPEN
VSG
STILL IMAGE READOUT
CCD
OUT
DRAFT IMAGE
STILL IMAGE
FIRST FIELD
STILL IMAGE
SECOND FIELD
STILL IMAGE
THIRD FIELD
DRAFT IMAGEDRAFT IMAGE
1 9
2
4
3
5
678
10
10 10 10
t
EXP
PRIMARY
COUNT
1
2
3
4
5
0
(IDLE)
0
0
06878-090
Figure 90. Complete Exposure/Readout Operation Using Primary Counter and GPO Signals