參數(shù)資料
型號: 935262451518
廠商: NXP SEMICONDUCTORS
元件分類: 顏色信號轉(zhuǎn)換
英文描述: COLOR SIGNAL DECODER, PQFP100
封裝: 14 X 14 X 1.40 MM, PLASTIC, SOT-407, LQFP-100
文件頁數(shù): 29/144頁
文件大?。?/td> 592K
代理商: 935262451518
2000 Mar 15
124
Philips Semiconductors
Preliminary specication
PAL/NTSC/SECAM video decoder with adaptive PAL/NTSC
comb lter, VBI-data slicer and high performance scaler
SAA7114H
Table 114 Prescaler DC gain and FIR prelter control; register set A (A2H[7:4]) and B (D2H[7:4])
X = don’t care.
15.5.10 SUBADDRESSES A4H TO A6H
Table 115 Luminance brightness setting; register set A (A4H[7:0]) and B (D4H[7:0])
Table 116 Luminance contrast setting; register set A (A5H[7:0]) and B (D5H[7:0])
Table 117 Chrominance saturation setting; register set A (A6H[7:0]) and B (D6H[7:0])
FIR PREFILTER CONTROL
CONTROL BITS D7 TO D4
PFUV1
PFUV0
PFY1
PFY0
Luminance FIR lter bypassed
X
0
H_y(z) = 1
4(1 2 1)
X
0
1
H_y(z) = 1
8(1 1 1.75 4.5 1.75 1 1)
X
1
0
H_y(z) = 1
8(1 2221)
X
1
Chrominance FIR lter bypassed
0
X
H_uv(z) = 1
4(1 2 1)
0
1
X
H_uv(z) = 1
32(3 81083)
1
0
X
H_uv(z) = 1
8(1 2 2 2 1)
1
X
LUMINANCE
BRIGHTNESS SETTING
CONTROL BITS D7 TO D0
BRIG7
BRIG6
BRIG5
BRIG4
BRIG3
BRIG2
BRIG1
BRIG0
Value = 0
00000000
Nominal value = 128
10000000
Value = 255
11111111
LUMINANCE CONTRAST
SETTING
CONTROL BITS D7 TO D0
CONT7
CONT6
CONT5
CONT4
CONT3
CONT2
CONT1
CONT0
Gain = 0
00000000
Gain = 1
64
00000001
Nominal gain = 64
01000000
Gain = 127
64
01111111
CHROMINANCE
SATURATION SETTING
CONTROL BITS D7 TO D0
SATN7
SATN6
SATN5
SATN4
SATN3
SATN2
SATN1
SATN0
Gain = 0
00000000
Gain = 1
64
00000001
Nominal gain = 64
01000000
Gain = 127
64
01111111
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