TDA9550 PHILIPS [NXP Semiconductors], TDA9550 Datasheet - Page 70

• Manufacturer Part Number: TDA9550
• Description: TV signal processor-Teletext decoder with embedded m-Controller
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
Table 56 Y-delay adjustment; note 1
Note
1. For an equal delay of the luminance and chrominance
Table 57 Brightness control
Table 58 Saturation control
Table 59 Contrast control
Table 60 AGC take-over
Table 61 Volume control
2000 Jun 22
DAC SETTING
DAC SETTING
DAC SETTING
DAC SETTING
DAC SETTING
YD0 to YD3
TV signal processor-Teletext decoder with
embedded -Controller
signal the delay must be set at a value of 160 ns. This
is only valid for a CVBS signal without group
delay distortions.
YD3
YD2
YD1
YD0
3F
3F
3F
3F
3F
20
17
20
0
0
0
0
0
YD3
YD2
YD1
YD0
correction 0.7V
no correction
correction +0.7V
colour off ( 52 dB)
saturation nominal
saturation +300%
RGB amplitude 14 dB
RGB amplitude nominal
RGB amplitude +6 dB
tuner take-over at IF input signal of
0.4 mV
tuner take-over at IF input signal of 80
mV
attenuation 80 dB
no attenuation
160 ns +
80 ns +
80 ns +
40 ns
Y-DELAY
CONTROL
CONTROL
CONTROL
CONTROL
CONTROL
70
Table 62 Colour decoder mode, note 1
Note
1. The decoder frequencies for the various standards are
Table 63 PAL-SECAM/NTSC matrix
Table 64 NTSC matrix
CM3 CM2 CM1 CM0
MUS
MAT
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
obtained from an internal clock generator which is
synchronised by a 12 MHz reference signal which is
obtained from the -Controller clock generator.
These frequencies are:
a) A: 4.433619 MHz
b) B: 3.582056 MHz (PAL-N)
c) C: 3.575611 MHz (PAL-M)
d) D: 3.579545 MHz (NTSC-M)
0
1
0
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
TDA955X/6X/8X PS/N1 series
adapted to standard
PAL matrix
Japanese matrix
USA matrix
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
MATRIX POSITION
MATRIX POSITION
PAL/NTSC/SECAM
PAL/SECAM
PAL
NTSC
SECAM
PAL/NTSC
PAL
NTSC
PAL/NTSC/SECAM
PAL/NTSC
PAL
NTSC
PAL/NTSC
(Tri-Norma)
PAL/NTSC
PAL
NTSC
Tentative Device Specification
DECODER MODE
A
A
A
A
B
B
B
ABCD
C
C
C
BCD
D
D
D
FREQ