TDA8841-N2 Philips Semiconductors, TDA8841-N2 Datasheet - Page 21

• Manufacturer Part Number: TDA8841-N2
• Description: I2C-bus controlled PAL/NTSC/SECAM TV processors
• Manufacturer: Philips Semiconductors

Philips Semiconductors
Table 19 Video ident mode
Table 20 Gain of luminance channel
Table 21 Vertical divider mode
Table 22 Search tuning mode
Table 23 Video ident mode
Table 24 Long blanking mode
Table 25 EHT tracking mode
Table 26 Enable vertical guard (RGB blanking)
December 16, 1997
NCIN
I
processors
LBM
HCO
STM
EVG
VIM
GAI
VID
2
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
C-bus controlled PAL/NTSC/SECAM TV
ident coupled to internal CVBS (pin 13)
ident coupled to selected CVBS
normal gain (V27 = 1 VBL-WH)
high gain (V27 = 0.45 VP-P)
normal operation
switched to search window
normal operation
reduced sensitivity of video indent circuit
adapted to standard (50 or 60 Hz)
fixed in accordance with 50 Hz standard
EHT tracking only on vertical
EHT tracking on vertical and EW
not active
active
not active
1 loop switched on and off
VERTICAL DIVIDER MODE
VERTICAL GUARD MODE
VIDEO IDENT MODE
BLANKING MODE
TRACKING MODE
MODE
MODE
MODE
21
Table 27 Service blanking
Table 28 Overvoltage input mode
Table 29 PAL-SECAM/NTSC matrix (TDA8841/2/3/4/54)
Table 30 NTSC matrix (TDA 8846/46A/47/57)
Table 31 RGB blanking
Table 32 Noise coring (peaking)
Table 33 Enable fast blanking RGB-1
Table 34 Enable fast blanking RGB-2 (TDA 885X)
COR
PRD
MAT
MAT
SBL
RBL
IE1
IE2
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
off
on
detection mode
protection mode
adapted to standard
PAL matrix
Japanese matrix
USA matrix
not active
active
off
on
not active
active
not active
active
SERVICE BLANKING MODE
TDA884X/5X-N2 series
OVERVOLTAGE MODE
MATRIX POSITION
MATRIX POSITION
FAST BLANKING
FAST BLANKING
RGB BLANKING
NOISE CORING
Tentative Device Specification