Datasheet

DocID028800 Rev 1 135/200
STM32L431xx Electrical characteristics
168
6 bits
2.5 31.25 220 N/A
6.5 81.25 560 330
12.5 156.25 1200 1000
24.5 306.25 2700 2200
47.5 593.75 3900 3300
92.5 1156.25 8200 6800
247.5 3093.75 18000 15000
640.5 8006.75 50000 50000
1. Guaranteed by design.
2. The I/O analog switch voltage booster is enable when V
DDA
< 2.4 V (BOOSTEN = 1 in the SYSCFG_CFGR1 when
V
DDA
< 2.4V). It is disable when V
DDA
2.4 V.
3. Fast channels are: PC0, PC1, PC2, PC3, PA0, PA1.
4. Slow channels are: all ADC inputs except the fast channels.
Table 65. Maximum ADC RAIN
(1)(2)
(continued)
Resolution
Sampling cycle
@80 MHz
Sampling time [ns]
@80 MHz
RAIN max ()
Fast channels
(3)
Slow channels
(4)
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