1
IC520 M52036SP
CLAMP
GEN.
17
EDGE
SW
18
19
16
15
14
13
12
11
V.SYNC
SEP.
LOGIC
LOGIC
20
HOR.
SHAPE
HOR.
DET
6
7
VERT.
SHAPE
VERT.
DET
8
9
SYNC
SEP.
5
4
3
2
1
10
CLAMP
TIMING
V.POL. H.POL.
CLAMP
OUT
+
Vcc
HD
OUT
HD
OUT
-
+
VD
OUT
-
DIGITAL
GND
VERT S/S IN
H.STATE
V.STATE
GREEN SEP
FILTER
GREEN IN
GND
COMP/H
IN
COMP/H
DET
VERT IN
VERT DET
VERT S/S
ADJ
IC603 HD74HC4053FP
Level
Converter
6
Bynary to 1 of 2
Decoder with
Inhibit
11
10
9
8
7
12
13
2
1
5
3
4
15
14
16
V
Inh
A
B
C
V
V
X
CC
SS
EE
0
X
1
Y
0
Y
1
Z
0
Z
1
X
Y
Z
SELECT
INHIBIT
C
L
CONTROL INPUTS
: HIGH VOLTAGE LEVEL
: LOW VOLTAGE LEVEL
H
B
A
L
L
L
L
L
H
L
H
L
L
H
H
H
L
L
H
L
H
H
H
L
H
H
H
X
X
X
L
L
L
L
L
L
L
H
Z
Y
X
0
0
0
Z
Y
X
0
0
1
Z
Y
X
0
1
0
Z
Y
X
0
1
1
Z
Y
X
1
0
0
Z
Y
X
1
1
1
Z
Y
X
1
1
0
Z
Y
X
1
0
1
-
ON SWITCH
: IMMATERIAL
L
X
FUNCTION TABLE
IC600,601,602 LM2202M
-
+
-
ATTENUATOR
(CONTRAST)
A1
ATTENUATOR
(CONTRAST)
A2
+
-
CONTRAST
CONTROL
DRIVE
CONTROL
GM
7
V
CC
2
6
5
VIDEO IN
GND
1
2
20
ATTENUATOR IN+
3
ATTENUATOR IN-
CONTROL OUT+
CONTROL OUT-
4
SYSTEM V
CC
1
8
9
CONTRAST CONTROL
DRIVE CONTROL
13
14
18
19
10
DRIVE CAP
CLAMP(+)
CLAMP(-)
CLAMP GATE
GND
11
12
15
GND
CLAMP CAP
DRIVE CAP
17
16
V
CC
3
VIDEO OUT
IC502 CXA3106AQ
5
VCO
(TTL)
PECLIN
TTLIN
3
4
24
PECLOUT
TTLOUT
33
34
Polarity
Coarse
Delay
Latch
22
PECLOUT
TTLOUT
32
31
1bit
on/off
1bit
on/off
23
TTLOUT
1bit
on/off
20
PECLOUT
TTLOUT
30
29
1bit
on/off
21
TTLOUT
1bit
on/off
17
PECL
unlock
detect
35
1bit
on/off
9
PECLIN
TTLIN
7
8
Polarity
1bit
DAC
CONTROL REGISTER
11
12
10
44
read out
TTLOUT
15
1bit
on/off
TTLOUT
16
1bit
on/off
TTLIN
13
synthesizer
power save
1bit
whole chip
power save
14
VCO
(PECL)
SYNC
(TTL)
SYNC
(PECL)
6
TTLIN
HOLD
(TTL)
Phase
Detecter
1bit
Charge
Pump
2bit
Fine
Delay
5bit
VCO
MUX
1bit
DIV1,2,4
2bit
1/2
logic
1bit
Programmable
Counter
12bit
IREF SENABLE SCLK
SDATA
SEROUT
DIVOUT
TLOAD
CS
DSYNC
(TTL)
DSYNC
(PECL)
CLK
(TTL)
NCLK
(TTL)
CLK
(PECL)
CLK/2
(TTL)
NCLK/2
(TTL)
CLK/2
(PECL)
UNLOCK
VBB
RC1
RC2
2bit
1~4 CLK
1/16~20/16 CLK
1/256~1/4096 CLK
RSET
46
45
PCB-MAIN A/D
IC BLOCK DIAGRAMS
Summary of Contents for S290U
Page 83: ...16 ...
Page 180: ...113 SYMBOL NO ADDRESS X7A1 A 3 PCB MAIN COMPONENT SIDE ...
Page 188: ...121 ...
