VT1621M VIA, VT1621M Datasheet - Page 38

• Manufacturer Part Number: VT1621M
• Description: TV Encoder
• Manufacturer: VIA

Component Placement
The TV Encoder chip should be close to the video
connectors and close to the video source device (e.g. VGA
controller). All other digital components and high-speed
digital signal traces should be located as far away as possible
Revision 1.0 June 17, 2002
We Connect
We Connect
We Connect
We Connect
Analog Ground
PC B
OARD
Figure 21. Ground Plane with 4 Layer PCB
L
AYOUT
- 33-
Ferrite Bead
VT1621
C
from analog circuits. Analog components or analog sections
of mixed signal components should be placed directly over
the analog power and ground planes and the same applies to
the digital counterparts.
ONSIDERATIONS
VT1621 / VT1621M TV Encoder
Digital Ground
Ferrite Bead
Functional Descriptions