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VCC_2V8 Output
The VCC_2V8 output voltage supply is available when the WISMO228 is switched ON and can only
be used for pull‐up resistor(s) and as a reference supply.
Electrical Characteristics
The following table describes the electrical characteristics of the VCC_2V8 signal.
Parameters
Output voltage
VCC_2V8
Output Current
Pin Description
The following table provides the pin description of the VCC_2V8 voltage supply.
Pin #
Signal
46
VCC_2V8
Application
This digital power supply is mainly used to:
•
Pull‐up signals such as I/Os
•
Supply the digital transistors driving LEDs
•
Act as a voltage reference for the ADC interface AUX‐ADC0
WA_DEV_W228_PTS_002
Table 31. Electrical Characteristics of the VCC_2V8 Signal
Full-power mode
Sleep mode
Table 32. VCC_2V8 Pin Description
I/O
I/O Type
O
Supply
Digital supply
Rev 001
Product Technical Specification &
Customer Design Guidelines
Minimum
Typical
2.70
2.80
-
-
-
-
Description
Maximum
Unit
2.95
V
50
mA
3
mA
Page 77 of 108
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