Specifications
Configurations summary for reference circuit 3
Config no.
Main Supply
EXT Supply Output USB
VDDH
VDD
Config.3 N/A Battery/Ext.regulator No Yes
Explanation of symbols in reference circuit 3 schematic
Symbol
Parameter
Min.
Typ.
Max.
Units
V
DD
Main supply voltage in normal voltage mode
1.7
3
3.6
V
V
BUS
Supply voltage on VBUS pin 4.35 5 5.5 V
Reference Circuit configuration 4
Configurations summary for reference circuit 4
Config no.
Main Supply
EXT Supply Output USB
VDDH
VDD
Config.4
N/A
Battery/Ext.regulator
No
No
Explanation of symbols in reference circuit 4 schematic
Symbol
Parameter
Min.
Typ.
Max.
Units
V
DD
Main supply voltage in normal voltage mode
1.7
3
3.6
V
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