
Rev. 1.1
27
S i 8 4 1 0 / 2 0 / 2 1 ( 5 k V )
S i 8 4 2 2 / 2 3 ( 2 . 5 & 5 k V )
4. Pin Descriptions (Wide-Body SOIC)
Name
SOIC-16 Pin#
Si8410
SOIC-16 Pin#
Si842x
Type
Description
GND1
1
1
Ground
Side 1 ground.
NC*
2, 5, 6, 8,10,
11, 12, 15
2, 6, 8,10,
11, 15
No Connect
NC
V
DD1
3
3
Supply
Side 1 power supply.
A1
4
4
Digital I/O
Side 1 digital input or output.
A2
NC
5
Digital I/O
Side 1 digital input or output.
GND1
7
7
Ground
Side 1 ground.
GND2
9
9
Ground
Side 2 ground.
B2
NC
12
Digital I/O
Side 2 digital input or output.
B1
13
13
Digital I/O
Side 2 digital input or output.
V
DD2
14
14
Supply
Side 2 power supply.
GND2
16
16
Ground
Side 2 ground.
*Note:
No Connect. These pins are not internally connected. They can be left floating, tied to V
DD
or tied to GND.
GND1
NC
A1
V
DD1
GND2
B1
NC
GND2
I
s
o
l
a
t
i
o
n
RF
XMITR
RF
RCVR
NC
GND1
NC
NC
V
DD2
NC
Si8410 WB SOIC-16
NC
NC
GND1
A2
NC
A1
V
DD1
GND2
B1
NC
B2
GND2
I
s
o
l
a
t
i
o
n
RF
XMITR
RF
RCVR
RF
XMITR
RF
RCVR
NC
GND1
NC
NC
V
DD2
NC
Si8420/23 WB SOIC-16
GND1
A2
NC
A1
V
DD1
GND2
B1
NC
B2
GND2
I
s
o
l
a
t
i
o
n
RF
XMITR
RF
RCVR
RF
XMITR
RF
RCVR
NC
GND1
NC
NC
V
DD2
NC
Si8421 WB SOIC-16
GND1
A2
NC
A1
V
DD1
GND2
B1
NC
B2
GND2
I
s
o
l
a
t
i
o
n
RF
XMITR
NC
GND1
NC
NC
V
DD2
NC
Si8422 WB SOIC-16
RF
RCVR
RF
XMITR
RF
XMITR
RF
RCVR