IC Data Sheets
8
.
8
.
8
Diagram
, PI5V331 (IC U3)
Figure
8
-
8
Internal block diagram and pin configuration
Block Dia
g
ram
Pin Confi
g
uration
1
8
4
3
0_
3
10_090205.ep
s
090205
DECODER
EN
A
EN
B
IN
1
IN
0
S
4
B
S
3
B
S
2
B
D
A
S
1
B
S
4
A
S
3
A
S
2
A
S
1
A
D
B
1
2
3
4
5
6
7
8
16
15
14
1
3
12
11
10
9
EN
A
IN
1
S
4
A
S
3
A
S
2
A
S
1
A
D
A
GND
V
CC
EN
B
IN0
S
4
B
S
3
B
S
2
B
S
1
B
D
B
Pin De
s
cription
Pin N
a
me
De
s
cription
S
1
A
,
S
2
A,
S
3
A
,
S
4
A
S
1
B
,
S
2
B ,
S
3
B
,
S
4
B
An
a
log Video I/O (U
sua
lly Inp
u
t
s
)
S
0
,
S
1
S
elect Inp
u
t
EN
A
,
EN
B
En
ab
le
D
A
, D
B
An
a
log Video I/O (U
sua
lly O
u
tp
u
t
s
)
GND
Gro
u
nd
V
CC
Power
