XMC4500
XMC4000 Family
Electrical Parameters
The power-up calibration of the VADC requires a maximum number of 4 352 fADCI cycles.
Analog Input Circuitry
RAIN, On
REXT
ANx
VAIN
CEXT
CAINSW
=
C
AINTOT - CAINSW
VAGNDx
RAIN7T
Reference Voltage Input Circuitry
RAREF, On
VAREFx
VAREF
C
AREFTOT - CAREFSW
CAREFSW
VAGNDx
Analog_InpRefDiag
Figure 8
VADC Input Circuits
IOZ1
Single ADC Input
500 nA
200 nA
100 nA
VIN [% VDDA
]
-100 nA
3%
97%
100%
-500 nA
ADC-Leakage.vsd
Figure 9
VADC Analog Input Leakage Current
Data Sheet
45
V1.0, 2013-01
Subject to Agreement on the Use of Product Information