
ADV7320/ADV7321
Rev. A | Page 67 of 88
CRC SEQUENCE
REF
4T
3.128
μs ± 90ns
17.2
μs ± 160ns
22T
T = 1/(
fH × 1650/58) = 781.93ns
fH = HORIZONTAL SCAN FREQUENCY
1H
T
± 30ns
0mV
–300mV
70%
± 10%
+700mV
C0
C1
C2
C3
C4
C5
C6
C7
C8
C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19
05067-095
Figure 95. HDTV 720p CGMS Waveform
CRC SEQUENCE
REF
4T
4.15
μs ± 60ns
22.84
μs ± 210ns
22T
T = 1/(fH × 2200/77) = 1.038μs
fH = HORIZONTAL SCAN FREQUENCY
1H
T
± 30ns
0mV
–300mV
70%
± 10%
+700mV
C0
C1
C2
C3
C4
C5
C6
C7
C8
C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19
05067-096
Figure 96. HDTV 1080i CGMS Waveform