Datasheet

REV. A
AD9848/AD9849
–25–
00011 11
VD
NOTES
1. FLD FALLING EDGE (START OF ODD FIELD) WILL RESET THE PxGA GAIN REGISTER STEERING TO “0101” LINE.
2. FLD RISING EDGE (START OF EVEN FIELD) WILL RESET THE PxGA GAIN REGISTER STEERING TO “2323” LINE.
3. HD FALLING EDGES WILL RESET THE PxGA GAIN REGISTER STEERING TO EITHER “0” (FLD = ODD) OR “2” (FLD = EVEN).
HD
110XX
PxGA GAIN
REGISTER
FLD
0
ODD FIELD EVEN FIELD
022233 33
332
2
2 0
Figure 16b. Mosaic Interlaced Mode
11022 11
VD
NOTES
1. VD FALLING EDGE WILL RESET THE PxGA GAIN REGISTER STEERING TO “0101” LINE.
2. HD FALLING EDGES WILL ALTERNATE THE PxGA GAIN REGISTER STEERING BETWEEN “0101” AND “1212” LINES.
3. ALL FIELDS WILL HAVE THE SAME PxGA GAIN STEERING PATTERN (FLD STATUS IS IGNORED).
HD
110XX
PxGA GAIN
REGISTER
FLD
0
ODD FIELD EVEN FIELD
011022 11
110
0
0 0
Figure 16c. Mosaic Repeat Mode
02010 01
VD
NOTES
1. EACH LINE FOLLOWS “012012” STEERING PATTERN.
2. VD AND HD FALLING EDGES WILL RESET THE PxGA GAIN REGISTER STEERING TO “0.”
3. FLD STATUS IS IGNORED.
HD
102XX
PxGA GAIN
REGISTER
FLD
0
ODD FIELD EVEN FIELD
202010 01
102
0
2 0
Figure 16d. Three-Color Mode