PEDL87V21071-01
OKI Semiconductor
ML87V21071
Table R2-3-8 (7) Luminance Noise State 2 Hysteresis Coefficient
YAH2
Noise decrease direction switching coefficient
0
1
3/4
7/8
Table R2-3-8 (8) Chrominance Noise State 2 Hysteresis Coefficient
CAH2
Noise decrease direction switching coefficient
0
1
3/4
7/8
Noise decrease direction decision threshold value 1
Noise increase direction decision threshold value 1
Noise decrease direction decision threshold value 2
Noise increase direction decision threshold value 2
Noise state decision
YDTO1 = 1, CDTO1 = 1
YDTO2 = 1, CDTO2 = 1
YDTO1 = 1, CDTO1 = 1
YDTO2 = 0, CDTO2 = 0
Noise average value
YAVRO[6:0]
YDTO1 = 0, CDTO1 = 0
YDTO2 = 0, CDTO2 = 0
0
CAVRO[6:0]
Set by YAH1, CAH1.
Set by YAH2, CAH2.
YAVR1[6:0]
CAVR1[6:0]
YAVR2[6:0]
CAVR2[6:0]
Figure R2-3-8 Noise State Decision Transition Diagram
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