saa7191b NXP Semiconductors, saa7191b Datasheet - Page 21

• Manufacturer Part Number: saa7191b
• Description: Digital Multistandard Colour Decoder, Square Pixel Dmsd-sqp
• Manufacturer: NXP Semiconductors

Philips Semiconductors
August 1996
handbook, full pagewidth
Digital Multistandard Colour Decoder,
Square Pixel (DMSD-SQP)
1. All levels are related to EBU colour bar.
2. Values in decimal at 100% luminance and 75% chrominance amplitude.
(a) CVBS7 to CVBS0 input signal range.
+127
+106
+255
+235
+128
-128
-132
-103
+16
(c) Y output signal range.
+95
-52
-64
-91
0
0
PAL, SECAM
output range
luminance
luminance
sync
reserved
blanking level
luminance
NTSC
white 100 %
black
PAL and SECAM
chrominance
Fig.11 Input and output signal ranges.
+255
+212
+128
+44
(d) U output signal range (B-Y).
0
chrominance
NTSC
U-component
output range
21
blue 75 %
yellow 75 %
(b) CHR7 to CHR0 input signal range.
+127
+255
+212
+128
-128
+76
+44
-76
(e) V output signal range (R-Y).
0
0
(red, cyan 75 %)
V-component
chrominance
output range
input range
red 75 %
cyan 75 %
Product specification
SAA7191B
MEH254-1