SI8431AB-C-IS Silicon Laboratories Inc, SI8431AB-C-IS Datasheet - Page 25

• Manufacturer Part Number: SI8431AB-C-IS
• Manufacturer: Silicon Laboratories Inc

Specifications of SI8431AB-C-IS

• Operating Supply Voltage (typ): 3.3/5V
• Lead Free Status / RoHS Status: Compliant

5. Pin Descriptions
Notes:
1. For narrow-body devices, Pin 2 and Pin 8 GND must be externally connected to respective ground. Pin 9 and Pin 15
2. No Connect. These pins are not internally connected. They can be left floating, tied to VDD or tied to GND.
EN1/NC
EN2/NC
must also be connected to external ground.
Name
GND1
GND1
GND2
GND2
V
V
NC
NC
A1
A2
A3
B3
B2
B1
DD1
DD2
2
2
SOIC-16 Pin#
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
EN1/NC
GND1
GND1
Digital Output
Digital Output
Digital Input
Digital Input
Digital Input
Digital Input
V
Digital I/O
Digital I/O
NC
DD1
A1
A2
A3
Ground
Ground
Ground
Ground
Supply
Supply
Type
NA
NA
1
2
3
4
5
6
7
8
Rev. 1.2
Top View
Description
Side 1 power supply.
Side 1 ground.
Side 1 digital input.
Side 1 digital input.
Side 1 digital input or output.
No Connect.
Side 1 active high enable. NC on Si8430/35
Side 1 ground.
Side 2 ground.
Side 2 active high enable. NC on Si8435.
No Connect.
Side 2 digital input or output.
Side 2 digital output.
Side 2 digital output.
Side 2 ground.
Side 2 power supply.
16
15
14
13
12
11
10
9
GND2
B1
B2
B3
NC
GND2
EN2/NC
V
1
DD2
Si8430/31/35
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