TDA9550 PHILIPS [NXP Semiconductors], TDA9550 Datasheet - Page 96

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

Philips Semiconductors
2000 Jun 22
Control part
S
C.1.1
C
C.2.1
C.2.2
C.2.6
B
C.3.1
RGB
C.4.1
C.4.2
C.4.3
C.4.4
C.4.5
C.4.6
C.4.61
C.4.71
C.4.72
C.4.8
C.4.81
C.4.9
C.4.10
C.4.11
C.4.12
C.4.13
ATURATION CONTROL
RIGHTNESS CONTROL
ONTRAST CONTROL
TV signal processor-Teletext decoder with
embedded -Controller
NUMBER
AMPLIFIERS
saturation control range
contrast control range
tracking between the three
channels over a control range of
10 dB
contrast reduction
brightness control range
output signal amplitude
(peak-to-peak value)
maximum signal amplitude
(black-to-white)
input signal amplitude
(CVBS/Y-input) at which the soft
clipping is activated
output signal amplitude for the
‘red’ channel (peak-to-peak
value)
nominal black level voltage
black level voltage
black level voltage control range AVG bit active; note 57
timing of video blanking with
respect to mid sync (HBL = 1)
control range of the black-current
stabilisation
RGB output level when RGBL=1
blanking level
level during leakage
measurement
level during ‘low’ measuring
pulse
level during ‘high’ measuring
pulse
adjustment range of the cathode
drive level
;
;
NOTE
NOTE
PARAMETER
32
32
63 steps; see Fig.33
63 steps; see Fig.34
63 steps; see Fig.35
at nominal luminance input
signal, nominal settings for
contrast, white-point
adjustment and cathode drive
level(CL3-CL0 = 0111)
note 56
note 56
at nominal settings for
contrast and saturation
control and no luminance
signal to the input (R Y, PAL)
when black level stabilisation
is switched-off (via AKB bit)
start of blanking; note 58
end of blanking; note 58
difference with black level,
note 56
note 56
CONDITIONS
96
TDA955X/6X/8X PS/N1 series
52
tbf
tbf
1.8
3.5
7.8
MIN.
Tentative Device Specification
20
6
2.0
tbf
tbf
2.1
2.5
2.5
2.5
tbf
0.25
0.5
0.7
1
0.5
0.1
3
TYP.
0.5
tbf
tbf
3.2
5.9
10.2
MAX.
dB
dB
dB
V
V
V
V
V
V
dB
dB
V
V
V
V
V
V
V
V
s
s
UNIT