TDA9550 PHILIPS [NXP Semiconductors], TDA9550 Datasheet - Page 75

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

Philips Semiconductors
Table 117Audio signal selection
Table 118FM radio function enabled
Table 119Auto Volume Levelling
Table 120Mode of Quasi Split Sound amplifier
Table 121Connection of output of QSS amplifier
2000 Jun 22
TV signal processor-Teletext decoder with
embedded -Controller
ADX
FMR
AVL
QSS
FMI
0
1
0
1
0
1
0
1
0
1
internal audio signal
external audio signal
TV mode
FM radio mode
not active
active
QSS amplifier not active, input of sound PLL
connected to vision IF amplifier output
QSS amplifier active, output connected to
QSSO or to input sound PLL (via FMI bit)
output connected to QSSO output
output connected to sound PLL circuit
SELECTED SIGNAL
MODE
MODE
MODE
MODE
75
Table 122Video dependent coring (peaking)
Table 123Dynamic skin control on/off
Table 124 Blue stretch
Table 125 Black stretch
Table 126 Ratio pre- and overshoot
COR1
RPO1
BKS
BLS
DSK
0
0
1
1
0
1
0
1
0
0
1
1
0
1
TDA955X/6X/8X PS/N1 series
off
on
off
on
COR0
RPO0
off
on
0
1
0
1
0
1
0
1
off
coring active between 0 and 20 IRE
coring active between 0 and 40 IRE
coring active between 0 and 100 IRE
BLACK STRETCH MODE
1 : 1
1 : 1.25
1 : 1.5
1 : 1.8
BLUE STRETCH MODE
RATIO PRE-/OVERSHOOT
Tentative Device Specification
MODE
SETTING