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TDA8844 Datasheet(PDF) 20 Page - NXP Semiconductors

Part # TDA8844
Description  I2C-bus controlled PAL/NTSC/SECAM TV processors
PDF  68 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA8844 Datasheet(HTML) 20 Page - NXP Semiconductors

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December 16, 1997
20
Philips Semiconductors
Tentative Device Specification
I2C-bus controlled PAL/NTSC/SECAM TV
processors
TDA884X/5X-N2 series
INPUT CONTROL BITS
Table 7
Source select
Note
1. These modes are intended for comb filter applications.
Table 8
Switch-on behaviour
Table 9
Phase 1 (
ϕ1) time constant
Table 10 Crystal indication
Table 11 Forced field frequency
INA
INB
INC
SELECTED SIGNALS
CVBS1
OUTPUT
0
0
0
Internal CVBS+ audio
Int. CVBS
0
0
1
External CVBS+ audio
Ext. CVBS
0
1
0
Y/C + ext. audio
Y/C(Y+C)
0
1
1
CVBS3 + ext. audio
CVBS3
1
0
0
Y/C + int audio, note 1
Int CVBS
1
1
0
Y/C + ext audio, note 1 Ext. CVBS
BCO
STATUS
0
switch-on of picture without delay
1
switch-on of picture via internal delay
FOA
FOB
MODE
0
0
normal
0
1
slow
1
0
slow/fast
1
1
fast
XA
XB
CRYSTAL
0
0
two 3.6 MHz
0
1
one 3.6 MHz (pin 34)
1
0
one 4.4 MHz (pin 35)
1
1
3.6 MHz (pin 34) and 4.4 MHz
(pin 35)
FORF
FORS
FIELD FREQUENCY
0
0
auto (60 Hz when line not in sync)
0
1
60 Hz
1
0
keep last detected field frequency
1
1
auto (50 Hz when line not in sync)
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
DL
STATUS
0
interlace
1
de-interlace
STB
MODE
0
stand-by
1
normal
POC
MODE
0
active
1
not active
CM2
CM1
CM0
DECODER MODE
0
0
0
not forced, own intelligence
0
0
1
forced X-tal pin 34 PAL/NTSC
0
1
0
forced X-tal pin 34 PAL
0
1
1
forced X-tal pin 34 NTSC
1
0
0
forced X-tal pin 35 PAL/NTSC
1
0
1
forced X-tal pin 35 PAL
1
1
0
forced X-tal pin 35 NTSC
1
1
1
Forced SECAM (X-tal pin 35)
AVL
MODE
0
not active
1
active
HBL
MODE
0
normal blanking (horizontal flyback)
1
wide blanking
AKB
MODE
0
active
1
not active



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