AD9849KST datasheet(27/36 Pages) AD

27 / 36 page

REV. 0

AD9848/AD9849

–27–

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 "2323" LINES.

3. FLD STATUS IS IGNORED.

PxGA GAIN

FLD

ODD FIELD

EVEN FIELD

Figure 16a. Mosaic Separate Mode

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).

PxGA GAIN

FLD

ODD FIELD

EVEN FIELD

Figure 16b. Mosaic Interlaced Mode

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).

PxGA GAIN

FLD

ODD FIELD

EVEN FIELD

Figure 16c. Mosaic Repeat Mode

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.

PxGA GAIN

FLD

ODD FIELD

EVEN FIELD

Figure 16d. Three-Color Mode

AD9849KST Fiches technique(PDF) 27 Page - Analog Devices