參數(shù)資料
型號(hào): ADV7344
廠商: Analog Devices, Inc.
英文描述: Multiformat Video Encoder Six 14-Bit Noise Shaped Video DACs
中文描述: 多格式視頻編碼器6 14位噪聲整形視頻DAC
文件頁數(shù): 71/88頁
文件大小: 1078K
代理商: ADV7344
ADV7344
Rev. 0 | Page 71 of 88
CRC SEQUENCE
REF
4T
4.15μs ± 60ns
22.84μs ± 210ns
22T
T = 1/(f
× 2200/77) = 1.038μs
f
H
= 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
BIT 1 BIT 2
0
BIT 20
Figure 95. High Definition (1080i) CGMS Waveform
BIT 1 BIT 2 BIT 134
H0
H1
H2
H3
H4
H5
P0
P1
P2
P3
P4
CRC SEQUENCE
0mV
–300mV
+700mV
.
P122 P123 P124 P125 P126 P127
START
.
.
70% ± 10%
PLEASE REFERTO THE CEA-805-A SPECIFICATION FOR TIMING INFORMATION
0
Figure 96. Enhanced Definition (525p) CGMS Type B Waveform
0mV
–300mV
+700mV
70% ± 10%
PLEASE REFER TO THE CEA-805-A SPECIFICATION FOR TIMING INFORMATION
BIT 1 BIT 2 BIT 134
H0
H1
H2
H3
H4
H5
P0
P1
P2
P3
P4
CRC SEQUENCE
.
P122 P123 P124 P125 P126 P127
.
.
START
0
Figure 97. High Definition (720p and 1080i) CGMS Type B Waveform
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