參數(shù)資料
型號: 935077580157
廠商: NXP SEMICONDUCTORS
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP80
封裝: PLASTIC, SOT-318, QFP-80
文件頁數(shù): 9/30頁
文件大?。?/td> 230K
代理商: 935077580157
1996 Oct 25
17
Philips Semiconductors
Preliminary specication
Progressive scan-Zoom and Noise
reduction IC (PROZONIC)
SAA4990H
Fig.11 k factor curve (example) from filter TF2 and multiplier (see Fig.6).
handbook, full pagewidth
MGE034
128
120
110
100
input amplitude
90
80
70
60
50
40
30
20
10
1
14/16
12/16
10/16
8/16
6/16
4/16
2/16
0
k
Fig.12 Extract of the Progressive scan-Zoom and Noise reduction IC (PROZONIC) data path.
FM1 and FM2: field memories (external).
LM1 and LM2: line memories.
handbook, full pagewidth
MGE030
FM1
FM2
MUX2
MUX3
FCM23
FCM1
MUX1
LM1
a
b
a
b
a
b
MUX4
FCM4
fixselY
data
output
fixselUV
CONTROL LOGIC
LM2
a
b
MEDIAN (Y)
or
MULTIPLEXER (UV)
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