Daewoo DTC-14D9T Service Manual page 38

IC DESCRIPTION
TV signal processor-Teletext decoder with embedded -Controller
TDA9345 PS-N3; TDA9346 PS-N3
SYMBOL
VP1
CVBS1
GND
CVBS3/Y
C
AUDOUT
INSSW2
R2/PR -IN
G2/Y-IN
B2/PB -IN
BCLIN
BLKIN
RO
GO
BO
VDDA
VPE
VDDC
OSCGND
XTALIN
XTALOUT
RESET
VDDP
P1.0/INT1
P1.1/T0
P1.2/INT0
PIN DESCRIPTION
39 main supply voltage TV processor
40 internal CVBS input
41 ground for TV processor
42 CVBS3/Y input
43 chroma input
44 audio output
45 2 nd RGB / YPR PB insertion input
46 2 nd R input / PR input
47 2 nd G input / Y input
48 2 nd B input / PB input
49 beam current limiter input
50 black current input / V-guard input
51 Red output
52 Green output
53 Blue output
54 analog supply of Teletext decoder and digital supply of TV-processor (3.3 V)
55 OTP Programming Voltage
56 digital supply to core (3.3 V)
57 oscillator ground supply
58 crystal oscillator input
59 crystal oscillator output
60 reset
61 digital supply to periphery (+3.3 V)
62 port 1.0 or external interrupt 1 input
63 port 1.1 or Counter/Timer 0 input
64 port 1.2 or external interrupt 0 input
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APPENDIX