1-30
UX-T77
1
2
3
4
5
6
7
- +
Level
shift
-+
+ -
Level
shift
+-
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
Level
shift
- +
Level
shift
+ -
-+
-+
D.BUF
D.BUF
DRIVER
MUTE
D.BUF
D.BUF
D.BUF
T.S.D
D.BUF
D.BUF
D.BUF
GND
CH4-OUTA
CH4-OUTB
CH4-INA
CH4-INB
BIAS IN
Vcc
CH1-OUTA
CH1-OUTB
CH1-INA
CH1-INB
TEST1
TEST2
MUTE
Vcc
CH3-INB
CH3-INA
CH3-OUTB
CH3-OUTA
OP IN(+)
OP IN(-)
CH2-INB
CH2-INA
CH2-OUTB
CH2-OUTA
GND
OP-OUT
-+
+-
BA6897FP (IC602) : 4channel driver
1.Pin layout
BA15218N (IC32 / IC35) : Dual Ope. Amp.
1
2
3
4
5
6
7
8
OUT1 +IN1
+IN1 GND +IN2 -IN2
OUT2 Vcc
1
+
-
2
+
-