HCD-HDX285/HDX287WC/HDX585/HDX587WC/HDX589W/HDX685/HDX686W
66
30
1
2
3
29
28
CV OUT
VCC1
6
CV IN
5
MUTE1
7
SEL (CV/MIX)
13
PB/B IN
15
PR/R IN
14
MUTE2
16
VCC2
11
PY/G IN
12
GND
8
Y IN
10
SEL (BIAS/CLAMP)
4
C IN
S1
S2
CV OUT SAG
GND
BIAS
6dB
75
Ω
32 C OUT
75
Ω
31 S-DC OUT
6MHz
LPF
27
26
Y OUT
Y OUT SAG
75
Ω
6MHz
LPF
6MHz
LPF
S-DC OUT
S1/S2
+
25 GND
24
23
PY/G OUT
PY/G OUT SAG
75
Ω
12MHz
LPF
22 GND
21
20
PB/B OUT
PB/B OUT SAG
75
Ω
12MHz
LPF
19 GND
18
17
PR/R OUT
PR/R OUT SAG
75
Ω
12MHz
LPF
CLAMP
6dB
CLAMP
6dB
6dB
9
BIAS
BIAS
BIAS
6dB
BIAS
6dB
CLAMP
BIAS
MUTE1
MUTE2
H
L
L
H
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
2Y0
1Y2
VCC
1Y1
1-COM
1Y0
1Y3
A
B
GND
GND
INH
2Y1
2Y3
2-COM
2Y2
– I/O Board –
IC4002 BH7868FS-E2
IC4003 TK11150CSCL-G
IC4004, 4007 MC14052 BDR2