參數(shù)資料
型號: 935267395557
廠商: NXP SEMICONDUCTORS
元件分類: 顏色信號轉換
英文描述: COLOR SIGNAL DECODER, PBGA156
封裝: 15 X 15 MM, 1.15 MM HEIGHT, PLASTIC, MS-034, SOT-472-1, BGA-156
文件頁數(shù): 94/178頁
文件大小: 988K
代理商: 935267395557
2004 Jul 22
22
Philips Semiconductors
Product specication
Multistandard video decoder with adaptive
comb lter and component video input
SAA7118
handbook, full pagewidth
ANALOG INPUT
AMPLIFIER
ANTI-ALIAS FILTER
ADC
LUMA/CHROMA DECODER
X
HSY
>510
<1
<4
>496
X = 0
X = 1
1/LLC2
+1/LLC2 1/LLC2
+/ 0
+1/F
+1/L
GAIN ACCUMULATOR (18 BITS)
ACTUAL GAIN VALUE 9-BIT (AGV) [
3/+6 dB]
X
STOP
HSY
Y
UPDATE
FGV
MHB728
AGV
GAIN VALUE 9-BIT
1
0
1
0
10
1
0
1
0
1
0
10
1
0
1
0
1
0
VBLK
1
0
NO ACTION
9
DAC
gain
HOLDG
Fig.9 Gain flow chart.
X = system variable.
.
GUDL = gain update level (adjustable).
VBLK = vertical blanking pulse.
HSY = horizontal sync pulse.
AGV = actual gain value.
FGV = frozen gain value.
Y
AGV
FGV
GUDL
>
=
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