參數(shù)資料
型號: TVP5040CPFP
廠商: TEXAS INSTRUMENTS INC
元件分類: 顏色信號轉(zhuǎn)換
英文描述: COLOR SIGNAL DECODER, PQFP80
封裝: POWER, PLASTIC, TQFP-80
文件頁數(shù): 80/109頁
文件大?。?/td> 568K
代理商: TVP5040CPFP
2–56
2.13.21 Luminance Control 3
VIP address
10Eh
PHI address
0Eh
I2C address
0Eh
7
6
5
4
3
2
1
0
Reserved
Luminance filter select
Luminance filter stopband bandwidth (MHz):
NTSC CCIR601
NTSC Square pixel
PAL CCIR601
PAL Square pixel
00 =
1.2129
1.1026
1.2129
1.3252
01 =
0.8701
0.7910
0.8701
0.9507
10 =
0.7383
0.6712
0.7383
0.8066
11 =
0.5010
0.4554
0.5010
0.5474
Luminance filter select[1:0] selects one of the four chroma trap filters to produce luminance signal by removing the
chrominance signal from the composite video signal. The stop band of the chroma trap filter is centered at the chroma
subcarrier frequency with stopband bandwidth controlled by the two control bits. Refer to Figure 2–12, 2-13, and 2-14
for the frequency responses of the filters. The control 00 is a default mode.
2.13.22 Horizontal Sync HSYN Start NTSC/PAL
VIP address
116h
PHI address
16h
I2C address
16h
7
6
5
4
3
2
1
0
HSYN start
HSYN Start:
1 1 1 1 1 1 1 1 = –127
× 4 pixel clocks
1 1 1 1 1 1 1 0 = –126
× 4 pixel clocks
1 1 1 1 1 1 0 1 = –125
× 4 pixel clocks
1 0 0 0 0 0 0 0 =
0 pixel clocks (defaults)
0 1 1 1 1 1 1 1 = 1
× 4 pixel clocks
0 1 1 1 1 1 1 0 = 2
× 4 pixel clocks
0 0 0 0 0 0 0 0 = 128
× 4 pixel clocks
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