Daewoo DTH-211F Service Manual page 21

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IC DESCRIPTION
SYMBOL
VSSP2
VSSC4
VDDC4
VDDA3(3.3V)
VREF_POS_LSL
VREF_NEG_LSL+HPL
VREF_POS_LSR+HPR
VREF_NEG_HPL+HPR
VREF_POS_HPR
XTALIN
XTALOUT
VSSA1
VGUARD/SWIO
DECDIG
VP1
PH2LF
PH1LF
GND1
SECPLL
DECBG
(1)
EWD/AVL
VDRB
VDRA
VIFIN1
STANDARD
VERSION
1
1
128
2
1
127
3
3
126
4
16
125
5
16
124
6
17
123
7
16
122
8
17
121
9
16
120
10
18
119
11
19
118
12
20
117
13
69
116
14
21
115
15
22
114
16
23
113
17
24
112
18
25
111
19
26
110
20
27
109
21
66
108
22
68
107
23
67
106
24
28
105
FACE DO WN
VERSION
90
ground
90
ground
88
digital supply to SDACs (1.8V)
75
supply (3.3 V)
75
positive reference voltage SDAC (3.3 V)
74
negative reference voltage SDAC (0 V)
75
positive reference voltage SDAC (3.3 V)
74
negative reference voltage SDAC (0 V)
75
positive reference voltage SDAC (3.3 V)
73
crystal oscillator input
72
crystal oscillator output
71
ground
22
V-guard input / I/O switch (e.g. 4 mA current
sinking capability for direct drive of LEDs)
70
decoupling digital supply
st
69
1
supply voltage TV-processor (+5 V)
68
phase-2 lter
67
phase-1 lter
66
ground 1 for TV-processor
65
SECAM PLL decoupling
64
bandgap decoupling
25
East-West drive output or AVL capacitor
23
vertical drive B output
24
vertical drive A output
63
IF input 1
-20-
DESCRIPTION

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