Electrical characteristics
STM32F302xx/STM32F303xx
Table 67. Maximum ADC R
Sampling
AIN
R
AIN max (kΩ)
Sampling
time [ns] @
72 MHz
Resolution
cycle @
72 MHz
Fast
Slow
channels
Other
channels(1)
channels(2)
1.5
2.5
20.83
34.72
0.018
0.150
0.470
0.820
2.70
NA
NA
NA
0.022
0.180
0.470
1.50
4.5
62.50
0.220
0.560
1.80
6.80
18.0
68.0
NA
7.5
104.17
270.83
854.17
2520.83
8354.17
20.83
12 bits
19.5
61.5
181.5
601.5
1.5
8.20
4.70
22.0
15.0
82.0
47.0
0.082
0.270
0.560
1.20
NA
2.5
34.72
0.082
0.390
0.82
2.70
8.2
0.100
0.330
0.68
4.5
62.50
7.5
104.17
270.83
854.17
2520.83
8354.17
20.83
10 bits
8 bits
6 bits
19.5
61.5
181.5
601.5
1.5
3.30
2.20
10.0
6.8
33.0
27.0
82.0
NA
22.0
100.0
0.150
0.390
0.820
1.50
68.0
0.039
0.180
0.470
1.00
2.5
34.72
0.180
0.560
1.20
3.30
12.00
33.00
100.00
0.100
0.390
0.820
1.80
4.70
15.0
47.0
100.0
4.5
62.50
7.5
104.17
270.83
854.17
2520.83
8354.17
20.83
19.5
61.5
181.5
601.5
1.5
3.90
2.70
12.00
39.00
100.00
0.270
0.560
1.200
2.20
8.20
27.00
82.00
0.150
0.330
0.820
1.50
2.5
34.72
4.5
62.50
7.5
104.17
270.83
854.17
2520.83
8354.17
19.5
61.5
181.5
601.5
5.60
3.90
18.0
12.0
56.0
39.0
100.00
100.0
1. All fast channels, expect channels on PA2, PA6, PB1, PB12.
2. Channels available on PA2, PA6, PB1 and PB12.
106/133
Doc ID 023353 Rev 5
STMICROELECTRONICS [ ST ]
