STMicroelectronics FlexSPIN: SPI configurable stepper and DC multi motor driver evaluation board EVAL6460 EVAL6460 Scheda Tecnica
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EVAL6460
AD converter
L6460
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Doc ID 17713 Rev 1
15.1
Voltage divider specifications
As can be seen in the A2D block diagram, in order to report some voltages in the A2D
working range, they are scaled with a resistor divider before the conversion.
working range, they are scaled with a resistor divider before the conversion.
Here below are reported the resistor voltage divider specifications:
Table 34.
Voltage divider specification
Parameter
Description
Notes
Min
Typ
Max
Unit
R
Supply_ratio
V
Supply
divider ratio
-
1/15
-
R
SupplyInt_ratio
V
Supply
Int
divider ratio
-
1/15
-
R
V3V3_ratio
V
3v3
divider ratio
-
1/2
-