cx25870 Conexant Systems, Inc., cx25870 Datasheet - Page 265

• Manufacturer Part Number: cx25870
• Description: Video Encoder With Adaptive Flicker Filtering And Hdtv Output
• Manufacturer: Conexant Systems, Inc.

NOTE(S):
100381B
Warning: Conexant is Pursuing Multiple Patents surrounding this Function
Appendix E HDTV Output Mode
E.1 Introduction
A high definition television system can display images that are better than
existing standard definition TV formats such as NTSC, PAL, and SECAM.
HDTV pictures are more true-to-life because the resolution of the TV image is
much higher, and the colors are more accurate.
Component YP
the CX25870/871 which generates the analog Component YP
outputs necessary for driving an HDTV’s HD Input port(s).
YP
necessary) and vertical synchronizing broad pulses. The output waveforms and
requirements related to the input timing and data on the input side of the
CX25870/871 are explained in this section and in the various SMPTE standards
governing the HDTV resolutions as listed in
B
Many HDTVs are being equipped with a HD Input port that accepts analog
Recognizing this fact, Conexant has included an HDTV Output Mode within
While in HDTV mode, the device will output either analog RGB or analog
P
R
signals and automatically insert trilevel synchronization pulses (when
B
P
R
Conexant
or analog RGB or both.
E
Table
E-5.
B
P
R
or analog RGB
E-1