參數(shù)資料
型號: 935268832557
廠商: NXP SEMICONDUCTORS
元件分類: 顏色信號轉換
英文描述: COLOR SIGNAL DECODER, PQFP160
封裝: 28 X 28 MM, 3.40 MM HEIGHT, LEAD FREE, PLASTIC, MS-022, SOT322-2 , QFP-160
文件頁數(shù): 89/178頁
文件大?。?/td> 988K
代理商: 935268832557
2004 Jul 22
18
Philips Semiconductors
Product specication
Multistandard video decoder with adaptive
comb lter and component video input
SAA7118
8
FUNCTIONAL DESCRIPTION
8.1
Decoder
8.1.1
ANALOG INPUT PROCESSING
The SAA7118 offers sixteen analog signal inputs, four
analog main channels with source switch, clamp circuit,
analog amplifier, anti-alias filter and video 9-bit CMOS
ADC with a Decimation Filter (DF); see Figs 5 and 8.
The anti-alias filters are adapted to the line-locked clock
frequency via a filter control circuit. The characteristic is
shown in Fig.4. During the vertical blanking period gain
and clamping control are frozen.
6
V
(dB)
42
02
4
6
8
10
12
14
f (MHz)
MGD138
6
12
18
24
30
36
0
Fig.4 Anti-alias filter.
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