參數(shù)資料
型號(hào): ADV7314KST
廠商: ANALOG DEVICES INC
元件分類: 顏色信號(hào)轉(zhuǎn)換
英文描述: Multiformat 216 MHz Video Encoder with Six NSV 14-Bit DACs
中文描述: COLOR SIGNAL ENCODER, PQFP64
封裝: LEAD FREE, MS-026BCD, LQFP-64
文件頁(yè)數(shù): 61/84頁(yè)
文件大?。?/td> 1069K
代理商: ADV7314KST
REV. 0
ADV7314
–61–
C0
C1
C2
C3
C4
C5
C6
C7
C8
C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19
CRC SEQUENCE
21.2 s 0.22 s
22T
REF
5.8 s 0.15 s
6T
0mV
–300mV
70% 10%
T = 1/(f
H
33) = 963ns
f
H
= HORIZONTAL SCAN FREQUENCY
T 30ns
+700mV
BIT 1 BIT 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .BIT 20
Figure 61. Progressive Scan CGMS Waveform
C0
C1
C2
C3
C4
C5
C6
C7
C8
C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19
CRC SEQUENCE
49.1 s 0.5 s
REF
11.2 s
0 IRE
–40 IRE
+70 IRE
+100 IRE
2.235 s 20ns
Figure 62. Standard Definition CGMS Waveform
CRC SEQUENCE
C0
C1
C2
C3
C4
C5
C6
C7
C8
C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19
REF
4T
3.128 s 90ns
17.2 s 160ns
22T
T = 1/(f
1650/58) = 781.93ns
f
H
= HORIZONTAL SCAN FREQUENCY
1H
T 30ns
0mV
–300mV
70% 10%
+700mV
BIT 1 BIT 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .BIT 20
Figure 63. HDTV 720P CGMS Waveform
C0
C1
C2
C3
C4
C5
C6
C7
C8
C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19
CRC SEQUENCE
REF
4T
4.15 s 60ns
22.84 s 210ns
22T
T = 1/(f
2200/77) = 1.038 s
f
H
= HORIZONTAL SCAN FREQUENCY
1H
T 30ns
0mV
–300mV
70% 10%
+700mV
BIT 1 BIT 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .BIT 20
Figure 64. HDTV 1080i CGMS Waveform
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