STM32F302xx/STM32F303xx
Electrical characteristics
Min
(1)(2)
Table 68. ADC accuracy - limited test conditions
Symbol Parameter
Conditions
Typ Max(3) Unit
(3)
Fast channel 5.1 Ms
Slow channel 4.8 Ms
Fast channel 5.1 Ms
Slow channel 4.8 Ms
Fast channel 5.1 Ms
Slow channel 4.8 Ms
Fast channel 5.1 Ms
Slow channel 4.8 Ms
Fast channel 5.1 Ms
Slow channel 4.8 Ms
Fast channel 5.1 Ms
Slow channel 4.8 Ms
Fast channel 5.1 Ms
Slow channel 4.8 Ms
Fast channel 5.1 Ms
Slow channel 4.8 Ms
Fast channel 5.1 Ms
Slow channel 4.8 Ms
Fast channel 5.1 Ms
Slow channel 4.8 Ms
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3.5
4.5
3.5
3.5
1
6
7
Single ended
Differential
Total
unadjusted
error
ET
EO
EG
ED
EL
6
6
5
Single ended
Differential
1
5
Offset error
Gain error
1
3
1
3
3
6
Single ended
Differential
4
6
LSB
1
2
1.5
1
3
1
Single ended
Differential
Differential
linearity
error
ADC clock freq.
1
1.5
1
≤ 72 MHz
1
Sampling freq ≤ 5
1
1
Msps
VDDA = VREF+ = 3.3 V
25°C
1.5
2
3
Single ended
Differential
Integral
linearity
error
3
1
2
1
2
Fast channel 5.1 Ms 10.3 10.7
Slow channel 4.8 Ms 10.4 10.7
Fast channel 5.1 Ms 10.9 11.3
Slow channel 4.8 Ms 10.9 11.3
-
-
-
Single ended
Differential
Effective
ENOB number of
bits
bits
-
-
-
-
-
Fast channel 5.1 Ms
Slow channel 4.8 Ms
Fast channel 5.1 Ms
Slow channel 4.8 Ms
64
65
67
67
66
66
70
70
Single ended
Differential
Signal-to-
noise and
distortion
ratio
SINAD
dB
Doc ID 023353 Rev 5
107/133
STMICROELECTRONICS [ ST ]
