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SI8421AD Datasheet, PDF (27/37 Pages) List of Unclassifed Manufacturers – LOW-POWER, SINGLE AND DUAL-CHANNEL DIGITAL ISOLATORS
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Si8410/20/21 (5 kV)
Si8422/23 (2.5 & 5 kV)
4. Pin Descriptions (Wide-Body SOIC)
GND1
NC
VDD1
A1
NC
NC
GND1
NC
I
s
o
RF
l
RF
XMITR
RCVR
a
t
i
o
n
Si8410 WB SOIC-16
GND2
NC
VDD2
B1
NC
NC
NC
GND2
GND1
NC
VDD1
A1
A2
NC
GND1
NC
I
s
o
RF
l
RF
XMITR
RCVR
a
RF
XMITR
t
RF
RCVR
i
o
n
Si8420/23 WB SOIC-16
GND2
NC
VDD2
B1
B2
NC
NC
GND2
GND1
NC
VDD1
A1
A2
NC
GND1
NC
I
s
o
RF
l
RF
XMITR
RCVR
a
RF
t
RCVR
i
RF
XMITR
o
n
Si8421 WB SOIC-16
GND2
NC
VDD2
B1
B2
NC
NC
GND2
GND1
NC
VDD1
A1
A2
NC
GND1
NC
I
s
o
RF
RCVR
l
a
RRFF
XXMMIITTRR
t
i
o
n
RF
XMITR
RF
RCVR
Si8422 WB SOIC-16
GND2
NC
VDD2
B1
B2
NC
NC
GND2
Name
SOIC-16 Pin# SOIC-16 Pin#
Si8410
Si842x
Type
Description
GND1
1
1
Ground
Side 1 ground.
NC*
2, 5, 6, 8,10, 2, 6, 8,10,
No Connect NC
11, 12, 15
11, 15
VDD1
A1
3
3
Supply
Side 1 power supply.
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.
VDD2
GND2
14
14
Supply
Side 2 power supply.
16
16
Ground
Side 2 ground.
*Note: No Connect. These pins are not internally connected. They can be left floating, tied to VDD or tied to GND.
Rev. 1.3
27
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