ADV7314 Datasheet, PDF (65/84 Pages) Analog Devices – Multiformat 216 MHz Video Encoder with Six NSV 14-Bit DACs

ADV7314
T
T
2
CH2 200mV M 4.0␮s
CH2
T 1.82872ms
Figure 73. 525p Field Pattern
EVEN
T
2
CH2 100mV M 4.0␮s
CH2 EVEN
T 1.82936ms
Figure 75. 625p Field Pattern
T
2
CH2 200mV M 4.0␮s
CH2
T 1.84176ms
EVEN
Figure 74. 525p Black Bar (–35 mV, 0 mV, 7 mV,
14 mV, 21 mV, 28 mV, 35 mV)
The following register settings are used to generate an SD NTSC
CVBS output on DAC A.
Subaddress
Register
Setting
00h
80h
40h
10h
42h
40h
44h
40h
4Ah
08h
*All other registers are set to default/normal settings.
For PAL CVBS output on DAC A, the same settings are used
except that Subaddress 40h is changed to 11h.
The following register settings are used to generate an SD NTSC
black bar pattern output on DAC A.
Subaddress
Register
Setting
00h
80h
02h
04h
40h
10h
42h
40h
44h
40h
4Ah
08h
*All other registers are set to default/normal settings.
2
CH2 100mV M 4.0␮s
CH2 EVEN
T 1.84176ms
Figure 76. 625p Black Bar (–35 mV, 0 mV, 7 mV,
14 mV, 21 mV, 28 mV, 35 mV)
For PAL black bar pattern output on DAC A, the same settings
are used except that subaddress = 40h and register setting = 11h.
The following register settings are used to generate a 525p hatch
pattern on DAC D.
Subaddress
Register
Setting
00h
80h
01h
10h
10h
40h
11h
05h
16h
A0h
17h
80h
18h
80h
*All other registers are set to default/normal settings.
For 625p hatch pattern on DAC D, the same register settings
are used except that subaddress = 10h and register setting = 50h.
For a 525p black bar pattern output on DAC D, the same settings
are used as for a 525p hatch pattern except that subaddress = 02h
and register setting = 24h.
For 625p black bar pattern output on DAC D, the same settings
are used as for a 625p hatch pattern except that subaddress = 02h
and register setting = 24h; and subaddress = 10h and register
setting = 50h.
REV. 0
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