TDA935x Philips, TDA935x Datasheet - Page 93

• Manufacturer Part Number: TDA935x
• Description: TV Signal Processor-Teletext Decoder with Embedded u-Controller
• Manufacturer: Philips

Philips Semiconductors
2001 Jan 18
C.4.13
C.4.131
C.4.14
C.4.141
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
2-
C.6.1
C.6.2
C.6.3
C.6.4
C.6.5
C.6.7
B
C.7.1
C.7.2
C.7.3
C.7.4
EAM CURRENT LIMITING
TV signal processor-Teletext decoder with
embedded -Controller
NUMBER
POINT
HITE
-
POINT ADJUSTMENT
B
LACK
-
adjustment range of the cathode
drive level
gain control range to
compensate spreads in picture
tube characteristics for the
2-point black -current
stabilization system; note 55
variation of black level with
temperature
black level off-set adjustment on
the Red and Green channel
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; note 55
acceptable leakage current
maximum current during scan
input impedance
minimum input current to
activate the guard circuit
contrast reduction starting
voltage
voltage difference for full contrast
reduction
brightness reduction starting
voltage
voltage difference for full
brightness reduction
2
CURRENT STABILIZATION
C-bus setting for nominal gain
PARAMETER
,
NOTES
57
note 52
note 6
63 steps
RGB input; note 56
CVBS input; note 56
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
IVG bit = “0”, note 58
osc
osc
osc
= 3.58 MHz
= 4.43 MHz
osc
plus higher harmonics
CONDITIONS
93
TDA935X/6X/8X PS/N2 series
60
50
5
MIN.
Tentative Device Specification
1.0
15
2.8
3.4
20H
8
40
2
500
0.1
2.8
1.8
1.7
0.9
3
6
160
3
75
TYP.
15
15
MAX.
dB
mV/K
mV
dB
dB
MHz
dB
mA
mA
V
V
V
V
dB
mV
mV
MHz
MHz
MHz
A
A
A
UNIT