Datasheet

Electrical characteristics STM32L151x6/8/B, STM32L152x6/8/B
98/131 DocID17659 Rev 9
Figure 28. Maximum dynamic current consumption on V
REF+
supply pin during ADC
conversion
ADC clock
Sampling (n cycles)
Conversion (12 cycles)
I
ref+
300µA
700µA
Table 56. R
AIN
max for f
ADC
= 16 MHz
(1)
Ts
(cycles)
Ts
(µs)
R
AIN
max (kOhm)
Multiplexed channels Direct channels
2.4 V < V
DDA
< 3.6 V 1.8 V < V
DDA
< 2.4 V 2.4 V < V
DDA
< 3.3 V 1.8 V < V
DDA
< 2.4 V
4 0.25 Not allowed Not allowed 0.7 Not allowed
9 0.5625 0.8 Not allowed 2.0 1.0
16 1 2.0 0.8 4.0 3.0
24 1.5 3.0 1.8 6.0 4.5
48 3 6.8 4.0 15.0 10.0
96 6 15.0 10.0 30.0 20.0
192 12 32.0 25.0 50.0 40.0
384 24 50.0 50.0 50.0 50.0
1. Guaranteed by design, not tested in production.