Si8410/20/21
5. Pin Descriptions
Si841x
Si842x
VDD1
A1
VDD2
GND2
B1
VDD1
A1
8
7
6
5
1
2
3
4
VDD2
8
1
2
3
4
B1
7
6
5
VDD1
A2
B2
GND1
GND2
GND1
GND2
Top View
Top View
Narrow Body SOIC
Name
SOIC-8 Pin#
Si8410
SOIC-8 Pin#
Type
Description
Si8420/21
V
1,3
4
1
4
2
3
7
6
8
5
Supply
Ground
Side 1 power supply.
DD1
GND1
A1
Side 1 ground.
2
Digital I/O
Digital I/O
Digital I/O
Digital I/O
Supply
Side 1 digital input or output.
Side 1 digital input or output.
Side 2 digital input or output.
Side 2 digital input or output.
Side 2 power supply.
A2
NA
6
B1
B2
NA
8
V
DD2
GND2
5,7
Ground
Side 2 ground.
Preliminary Rev. 0.1
23
SILICON [ SILICON ]
