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10
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
Ex
planation 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