TDA9550 PHILIPS [NXP Semiconductors], TDA9550 Datasheet - Page 97
TDA9550
Manufacturer Part Number
TDA9550
Description
TV signal processor-Teletext decoder with embedded m-Controller
Manufacturer
PHILIPS [NXP Semiconductors]
Datasheet
1.TDA9550.pdf
(125 pages)
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Philips Semiconductors
2000 Jun 22
C.4.131
C.4.14
C.4.141
C.4.15
C.4.16
C.4.17
C.4.18
C.4.19
C.4.20
C.4.21
C.4.22
C.4.23
C.4.24
C.4.25
C.4.26
C.4.27
C.4.28
W
C.5.1
C.5.2
C.5.21
2-
C.6.1
C.6.2
C.6.3
C.6.4
C.6.5
C.6.5
C.6.7
TV signal processor-Teletext decoder with
embedded -Controller
NUMBER
POINT
HITE
-
POINT ADJUSTMENT
B
LACK
-
gain control range to
compensate spreads in picture
tube characteristics for the
2-point black -current
stabilization system
variation of black level with
temperature
black level off-set adjustment on
the Red and Green channel
relative variation in black level
between the three channels
during variations of
signal-to-noise ratio of the output
signals
residual voltage at the RGB
outputs (peak-to-peak value)
bandwidth of output signals
I
adjustment range of the relative
R, G and B drive levels
amplitude of ‘low’ reference
current
amplitude of ‘high’ reference
current
acceptable leakage current
maximum current during scan
input impedance
minimum input current to
activate the guard circuit
2
CURRENT STABILIZATION
C-bus setting for nominal gain
supply voltage ( 10%)
saturation (50 dB)
contrast (20 dB)
brightness ( 0.5 V)
temperature (range 40 C)
PARAMETER
,
NOTES
60
note 6
63 steps
note 6
nominal controls
nominal contrast
nominal saturation
nominal controls
RGB input; note 59
CVBS input; note 59
at f
at 2f
RGB input; at 3 dB
CVBS input; at 3 dB;
f
CVBS input; at 3 dB;
f
S-VHS input; at 3 dB
HEX code
AKB = 0
AKB = 1
during measuring pulses
during scan
note 61
osc
osc
osc
= 3.58 MHz
= 4.43 MHz
osc
plus higher harmonics
CONDITIONS
97
TDA955X/6X/8X PS/N1 series
tbf
60
50
tbf
5
MIN.
Tentative Device Specification
1.0
15
2.8
3.4
20H
+2.2/-3.2
8
40
tbf
200
tbf
0.1
6
160
1
75
TYP.
tbf
tbf
tbf
tbf
tbf
tbf
15
15
MAX.
dB
mV/K
mV
mV
mV
dB
dB
MHz
dB
dB
mA
k
mA
mV
mV
mV
mV
mV
MHz
MHz
MHz
A
A
A
UNIT
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