PAL/NTSC/SECAM video decoder with adaptive PAL/NTSC comb ...

Philips Semiconductors
PAL/NTSC/SECAM video decoder with adaptive PAL/NTSC
comb filter, VBI-data slicer and high performance scaler
Preliminary specification
SAA7114H
handbook, full pagewidth
(1) LCBW[2:0] = 000.
(2) LCBW[2:0] = 010.
(3) LCBW[2:0] = 100.
V
(dB)
3
0
−3
−6
−9
−12
−15
−18
−21
−24
−27
−30
−33
−36
−39
−42
−45
−48
−51
−54
−57
(4) LCBW[2:0] = 110. −60
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0
f (MHz)
3
V
0
(dB)
−3
(5) LCBW[2:0] = 001.
(6) LCBW[2:0] = 011.
(7) LCBW[2:0] = 101.
(8) LCBW[2:0] = 111.
−6
−9
−12
−15
−18
−21
−24
−27
−30
−33
−36
−39
−42
−45
−48
−51
−54
−57
−60
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
MHB533
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0
f (MHz)
Fig.10 Transfer characteristics of the chrominance low-pass at CHBW = 0.
2000 Mar 15 20