參數(shù)資料
型號(hào): ADV7170
廠商: Analog Devices, Inc.
英文描述: Digital PAL/NTSC Video Encoder with 10-Bit SSAF⑩ and Advanced Power Management
中文描述: 數(shù)碼PAL / NTSC視頻編碼器與10位SSAF⑩和高級(jí)電源管理
文件頁(yè)數(shù): 48/55頁(yè)
文件大小: 754K
代理商: ADV7170
ADV7170/ADV7171
–48–
REV. 0
COLOR BAR (NTSC)
FIELD = 2 LINE = 28
LUMINANCE LEVEL (IRE)
0.4
30.0
WFM -->
FCC COLOR BAR
0.2
0.2
0.0
0.2
0.1
0.2
0.1
0.0
–0.2
–0.2
–0.3
–0.2
–0.3
0.0
0.0
. . . . .
–0.1
–0.2
–0.2
–0.1
–0.3
–0.2
- - - - -
CHROMINANCE LEVEL (IRE)
CHROMINANCE PHASE (DEG)
GRAY
YELLOW
CYAN
GREEN
MAGENTA
RED
BLUE
BLACK
AVERAGE:
32 --> 32
REFERENCE 75/7.5/75/7.5 COLOR BAR STANDARD
20.0
10.0
0.0
–10.0
1.0
0.0
–1.0
0.0
–1.0
–2.0
Figure 93. NTSC Color Bar Measurement
DGDP (NTSC)
BLOCK MODE START F2 L64, STEP =WFM -->
DIFFERENTIAL GAIN (%)
0.00
0.08
MOD 5 STEP
MIN = 0.00 MAX = 0.11 p-p/MAX = 0.11
0.11
0.07
0.07
0.05
0.3
0.2
0.1
0.0
–0.1
0.20
0.15
0.10
0.05
–0.00
–0.05
–0.10
0.00
0.03
–0.02
0.14
0.10
0.10
DIFFERENTIAL PHASE (DEG)
MIN = –0.02 MAX = 0.14 pk-pk = 0.16
1ST
2ND
3RD
4TH
5TH
6TH
Figure 94. NTSC Differential Gain and Phase Measurement
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