CX25870/871
1.0 Functional Description
Flicker-Free Video Encoder with Ultrascale Technology
1.3 Device Description
Figure 1-31 and Tables 1-19 and 1-20 illustrate the voltage amplitudes for the
different color bar outputs.
Figure 1-31. Composite and S-Video Format (Internal Colorbars)
M
yel
M
cyn
M
grn
A
wht
M
mgt
M
A
red
yel
M
b
A
cyn
A
A
grn
sync
A
blk
A
M
mgt
blu
Composite
A
A
blu
red
A
wht
A
A
red
yel
A
cyn
A
A
blu
A
grn
sync
A
A
blk
mgt
Y
S Video
M
b
M
blk
M
wht
Blank
Level
M
M
M
mgt
cyn
M
M
M
yel
C
grn
blu
red
NOTE(S):
1. A is the DC (luminance) amplitude referenced to black, except for A and A , which are referenced to blank.
x
blk
sync
2. M numbers are the peak-to-peak amplitudes of the subcarrier waveform.
x
100381_043
Table 1-19. Composite and Luminance Amplitude
Y and
Composite
Amplitudes
Async
Awht
Ayel
Acyn
Agrn
Amgt
Ared
Ablu
Ablk
NTSC-M (volts)
NTSC-J (volts)
PAL-B (volts)
–0.286
–0.286
–0.300
0.661
0.714
0.700
0.441
0.477
0.465
0.347
0.375
0.368
0.292
0.316
0.308
0.203
0.220
0.217
0.149
0.161
0.157
0.054
0.059
0.060
0.0536
0
0
NOTE(S): Ax is the DC (luminance) amplitude referenced to black, except for Ablk and Async, which are referenced to blank.
100381B
Conexant
1-63
CONEXANT [ CONEXANT SYSTEMS, INC ]
