TDA935x Philips, TDA935x Datasheet - Page 72

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

Philips Semiconductors
Table 98 Gain FM demodulator
Table 99 Sound mute
Note
1. The mute is activated when the digital acquisition help
Table 100Window selection of Narrow-band sound PLL
Table 101 Selection QSS out or AM out
Table 102Nominal frequency FM demodulator
Table 103Enable fast blanking ext.RGB/YUV
Table 104 RGB blanking
2001 Jan 18
FMB
FMWS
TV signal processor-Teletext decoder with
embedded -Controller
AGN
SM1
RBL
IE2
0
0
1
1
is out-of-window.
AM
0
1
0
1
1
0
1
0
1
0
1
0
1
FMA
normal operation
gain +6 dB, to be used for the demodulation of
mono signals in the NTSC system
not active
active
not active
active
0
1
0
1
small window
large window
QSS output selected
AM output selected
SM0
1
0
1
5.5 MHz
6.0 MHz
4.5 MHz
6.5 MHz
see note 1
mute on
mute off
FAST BLANKING
RGB BLANKING
FUNCTION
FREQUENCY
MODE
MODE
CONDITION
72
Table 105 Black current stabilization
Table 106 Cathode drive level (15 steps; 3.5 V/step)
Note
1. The given values are valid for the following conditions:
Table 107Activation vertical guard
Table 108 RGB / YUV switch
Table 109RGB blanking mode (110 types)
CL3
AKB
0
0
1
YUV
HBL
IVG
a) - Nominal CVBS input signal
b) - Nominal settings for contrast, WPA and peaking
c) - Black- and blue-stretch switched-off
d) - Gain of output stage such that no clipping occurs
e) - Beam current limiting not active
f) The tolerance on these values is about
0
1
0
1
0
1
0
1
CL2
0
1
1
TDA935X/6X/8X PS/N2 series
active
not active
vertical guard connected to black current
input
vertical guard connected to BCL input and
“Peak-White-Limiting” disabled
RGB input activated
YUV input activated
normal blanking (horizontal flyback)
wide blanking
CL1
0
1
1
CL0
0
1
1
Tentative Device Specification
50 V
75 V
95 V
STATUS
MODE
MODE
MODE
DRIVE AMPLITUDE;
SETTING CATHODE
BL-WH
BL-WH
BL-WH
NOTE 1
3 V.