TDA8841-N2 Philips Semiconductors, TDA8841-N2 Datasheet - Page 20

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

Philips Semiconductors
I
Table 7 Source select
Note
1. These modes are intended for comb filter applications.
Table 8 Switch-on behaviour
Table 9 Phase 1 (
Table 10 Crystal indication
Table 11 Forced field frequency
December 16, 1997
NPUT CONTROL BITS
INA
FORF
I
processors
BCO
0
0
0
0
1
1
FOA
2
XA
0
1
0
0
1
1
0
0
1
1
0
0
1
1
C-bus controlled PAL/NTSC/SECAM TV
INB
0
0
1
1
0
1
switch-on of picture without delay
switch-on of picture via internal delay
FORS
FOB
XB
0
1
0
1
0
1
0
1
0
1
0
1
INC
0
1
0
1
0
0
1
Internal CVBS+ audio
External CVBS+ audio Ext. CVBS
Y/C + ext. audio
CVBS3 + ext. audio
Y/C + int audio, note 1
Y/C + ext audio, note 1 Ext. CVBS
normal
slow
slow/fast
fast
two 3.6 MHz
one 3.6 MHz (pin 34)
one 4.4 MHz (pin 35)
3.6 MHz (pin 34) and 4.4 MHz
(pin 35)
auto (60 Hz when line not in sync)
60 Hz
keep last detected field frequency
auto (50 Hz when line not in sync)
SELECTED SIGNALS
) time constant
FIELD FREQUENCY
STATUS
CRYSTAL
MODE
Int. CVBS
Y/C(Y+C)
CVBS3
Int CVBS
OUTPUT
CVBS1
20
Table 12 Interlace
Table 13 Stand-by
Table 14 Synchronization mode
Table 15 Colour decoder mode
Table 16 Auto. Volume Levelling (TDA 8840/1/2/6/6A)
Table 17 RGB blanking mode (TDA 8843/44/47/54/57)
Table 18 Black current stabilisation
CM2
POC
AKB
STB
HBL
AVL
0
0
0
0
1
1
1
1
DL
0
1
0
1
0
1
0
1
0
1
0
1
CM1
interlace
de-interlace
stand-by
normal
active
not active
not active
active
normal blanking (horizontal flyback)
wide blanking
active
not active
0
0
1
1
0
0
1
1
CM0
0
1
0
1
0
1
0
1
TDA884X/5X-N2 series
not forced, own intelligence
forced X-tal pin 34 PAL/NTSC
forced X-tal pin 34 PAL
forced X-tal pin 34 NTSC
forced X-tal pin 35 PAL/NTSC
forced X-tal pin 35 PAL
forced X-tal pin 35 NTSC
Forced SECAM (X-tal pin 35)
Tentative Device Specification
STATUS
MODE
MODE
MODE
MODE
MODE
DECODER MODE