adv7344 Analog Devices, Inc., adv7344 Datasheet - Page 71

• Manufacturer Part Number: adv7344
• Description: Multiformat Video Encoder Six 14-bit Noise Shaped Video Dacs
• Manufacturer: Analog Devices, Inc.

70% ± 10%
70% ± 10%
70% ± 10%
+700mV
–300mV
+700mV
–300mV
+700mV
–300mV
0mV
0mV
0mV
PLEASE REFERTO THE CEA-805-A SPECIFICATION FOR TIMING INFORMATION
PLEASE REFER TO THE CEA-805-A SPECIFICATION FOR TIMING INFORMATION
4.15µs ± 60ns
4T
START
REF
Figure 97. High Definition (720p and 1080i) CGMS Type B Waveform
BIT 1 BIT 2
H0
Figure 96. Enhanced Definition (525p) CGMS Type B Waveform
START
H1
BIT 1 BIT 2
Figure 95. High Definition (1080i) CGMS Waveform
C0
H2
C1
BIT 1 BIT 2
T ± 30ns
H0
H3
C2
C3
H1
H4
Rev. 0 | Page 71 of 88
C4
H2
H5
C5
H3
P0
C6
H4
P1
22.84µs ± 210ns
C7
H5
P2
C8
22T
1H
C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19
P0
P3
T = 1/(f
f
P1
P4
H
= HORIZONTAL SCAN FREQUENCY
P2
.
H
× 2200/77) = 1.038µs
P3
.
P4
.
CRC SEQUENCE
P122 P123 P124 P125 P126 P127
.
CRC SEQUENCE
.
.
P122 P123 P124 P125 P126 P127
BIT 20
CRC SEQUENCE
BIT 134
ADV7344
BIT 134