VT1621M VIA, VT1621M Datasheet - Page 31

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

Revision 1.0 June 17, 2002
12.00 0.448
26.67 1.000
8.00
4.03
0.00
mA
1.79
28.85
26.67 1.000
11.44 0.428
9.08
7.63
3.84
0.00
mA
We Connect
We Connect
We Connect
We Connect
0.300
0.152
0.000
Figure 18. Composite 625-Line (PAL-B, D, G, H, I, N,Nc) Video Test Pattern Waveform
0.086
V
1.079
0.340
0.286
0.000
0.145
V
Figure 17. Composite 525-Line (NTSC/PAL-M) Video Test Pattern Waveform
34 IRE
100 IRE
40 IRE
20 IRE
20 IRE
7.5 IRE
Color Burst
(2.22 ms)
Color Burst
(9 cycles)
- 26-
VT1621 / VT1621M TV Encoder
White Level
Black / Blank Level
Sync Level
Functional Descriptions
White Level
Black Level
Blank Level
Sync Level