ST STM32WL5 Series

RM0453 Rev 1 541/1461
RM0453 Analog-to-digital converter (ADC)
592
18.3.6 ADC connectivity
ADC inputs are connected to the external channels as well as internal sources as described
in Figure 63.
Figure 63. ADC connectivity
MSv61354V1
SAR
ADC
ADC
ADC_IN1
ADC_IN2
ADC_IN3
ADC_IN4
ADC_IN5
ADC_IN6
V
IN
[1]
V
IN
[2]
STM32WLxx
V
IN
[0]
V
IN
[3]
V
IN
[4]
V
IN
[5]
V
IN
[6]
V
IN
[8]
V
IN
[9]
V
IN
[7]
V
IN
[10]
V
IN
[11]
V
IN
[12]
V
IN
[13]
V
IN
[14]
V
REF+
ADC_IN7
ADC_IN8
ADC_IN9
V
IN
V
REF-
Channel selection
ADC_IN0
ADC_IN10
ADC_IN11
V
TS
V
REFINT
V
BAT
/3
V
IN
[17]
dac_out1
V
IN
[15]
V
IN
[16]
reserved
reserved