
Electrical characteristics
STM32WB55xx STM32WB35xx
Symbol
ET
EO
EG
ED
EL
ENOB
SINAD
SNR
Table 82. ADC accuracy - Limited test conditions 4(1)(2)(3)
Parameter
Conditions(4)
Min Typ Max Unit
Total
unadjusted
error
Offset error
Gain error
Differential
linearity
error
Integral
linearity
error
Effective
number of
bits
Signal-to-
noise and
distortion
ratio
Signal-to-
noise ratio
Single
ended
Differential
Single
ended
Differential
Single
ended
Differential
Single
ended
Differential
Single
ended
Differential
Single
ended
Differential
Single
ended
Differential
Single
ended
Differential
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
Fast channel (max speed)
Slow channel (max speed)
-
5 5.4
-
4
5
-
4
5
- 3.5 4.5
-
2
4
-
2
4
-
2 3.5
- 2 3.5
-
4 4.5
- 4 4.5
LSB
-
3
4
-
3
4
-
1 1.5
- 1 1.5
-
1 1.2
- 1 1.2
- 2.5 3
- 2.5 3
-
2 2.5
- 2 2.5
10.2 10.5 -
10.2 10.5 -
bits
10.6 10.7 -
10.6 10.7 -
63 65 -
63 65 -
65 66 -
65 66 -
dB
64 65 -
64 65 -
66 67 -
66 67 -
150/193
DS11929 Rev 10