Datasheet

Electrical characteristics STM32L031x4/6
88/126 DS10668 Rev 6
Figure 29. ADC accuracy characteristics
Figure 30. Typical connection diagram using the ADC
1. Refer to Table 57: ADC characteristics for the values of R
AIN
, R
ADC
and C
ADC
.
2. C
parasitic
represents the capacitance of the PCB (dependent on soldering and PCB layout quality) plus the
pad capacitance (roughly 7 pF). A high C
parasitic
value will downgrade conversion accuracy. To remedy
this, f
ADC
must be reduced.
6.3.16 Temperature sensor characteristics
(7 WRWDOXQDMXVWHGHUURUPD[LPXPGHYLDWLRQ
EHWZHHQWKHDFWXDODQGLGHDOWUDQVIHUFXUYHV
(
2 RIIVHWHUURUPD[LPXPGHYLDWLRQ
EHWZHHQWKHILUVWDFWXDOWUDQVLWLRQDQG
WKHILUVWLGHDORQH
(
* JDLQHUURUGHYLDWLRQEHWZHHQWKHODVW
LGHDOWUDQVLWLRQDQGWKHODVWDFWXDORQH
(
' GLIIHUHQWLDOOLQHDULW\HUURUPD[LPXP
GHYLDWLRQEHWZHHQDFWXDOVWHSVDQGWKHLGHDORQHV
(
/ LQWHJUDOOLQHDULW\HUURUPD[LPXPGHYLDWLRQ
EHWZHHQDQ\DFWXDOWUDQVLWLRQDQGWKHHQGSRLQW
FRUUHODWLRQOLQH
([DPSOHRIDQDFWXDOWUDQVIHUFXUYH
7KHLGHDOWUDQVIHUFXUYH
(QGSRLQWFRUUHODWLRQOLQH













 
 

9''$
966$
(2
(7
(/
(*
('
/6%,'($/



069
06Y9
9
''$
$,1[
,/Q$
9
7
5
$,1

&
SDUDVLWLF
9
$,1
9
7
5
$'&
ELW
FRQYHUWHU
&
$'&
6DPSOHDQGKROG$'&
FRQYHUWHU
Table 60. Temperature sensor calibration values
Calibration value name Description Memory address
TS_CAL1
TS ADC raw data acquired at
temperature of 30 °C,
V
DDA
= 3 V
0x1FF8 007A - 0x1FF8 007B
TS_CAL2
TS ADC raw data acquired at
temperature of 130 °C
V
DDA
= 3 V
0x1FF8 007E - 0x1FF8 007F
Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.