Daewoo DTH-25G1FST/FSP/FS, Service Manual

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IC DESCRIPTION
♦
IA 01
- CXA1114P(AUDIO VIDE O SW ITC H CO M PATIBLE W ITH I
2
C BU S)
1. PIN D ESCRIPTIO N
♦
I901
- TD A6103Q (Triple video output am plifier)
1. FEATURES
•
High bandwidth : 7.5M Hz typical;60V (peak-to-peak value)
•
High slew rate : 1600V/
µ
s
•
sim ple application w ith a variety of colour decoders
•
O nly one supply voltage needed
•
Internal protection against positive appearing Cathode-Ray Tube(C RT) flashover discharges
•
O ne non-inverting input w ith a low m inim um input voltage of 1V
•
Therm al protection
•
Controllable switch-off behaviour.
SYMBOL PIN DESCRIPTION
B IAS 1 B uild up V cc/2 that becom es the internal bias reference.
V ID E O 1 IN
V ID E O 2 IN
P IP IN
T V IN 2
4
6
28
Video 1,2 and P IP, T V input pins.
V cc 3 P ow er supply pin.
G N D (A U D IO )
G N D (D IG ITA L)
G N D (V ID E O ) 5
24
27 A udio, digital and video G N D pins.
A U D IO 1 IN (L)
A U D IO 1 IN (R )
A U D IO 2 IN (L)
A U D IO 2 IN (R )
T V A U D IO IN (L)
T V A U D IO IN (R ) 7
8
9
10
13
14
Input pins for 1,2,3 audio, the T V audio and their respective L and R channels.
A U D IO 3 IN (L)
A U D IO 3 IN (R ) 11
12
N .C
T V A U D IO O U T(L)
T V A U D IO O U T(R )
M O N ITO R O U T (L)
M O N ITO R O U T (R ) 15
16
19
20
O utput pins for M O NITO R audio, the TV audio and their respective L and R channels.
A U D IO O U T (L)
A U D IO O U T (R ) 17
18
N .C
S C L 21
S C L (S erial C lock Line) of I
2
C bus standards.
S D A 22
S D A (S erial D ata Line) of I
2
C bus standards.
T V V ID E O O U T
P IP O U T
M O N ITO R O U T
23
25
26
O utput pins for T V video, P IP and M O NIT O R .