STM32F051R4T6TR STMicroelectronics, STM32F051R4T6TR Datasheet - Page 77

• Manufacturer Part Number: STM32F051R4T6TR
• Description: ARM Microcontrollers - MCU ARM Cortex M0 16kB 48 MHz CPU 8kB Flash
• Manufacturer: STMicroelectronics

Specifications of STM32F051R4T6TR

• Rohs: yes

Electrical characteristics
78/105
Equation 1: R
The formula above
allowed for an error below 1/4 of LSB. Here N = 12 (from 12-bit resolution).
Table 55.
1. Guaranteed by design, not tested in production.
Table 56.
1. ADC DC accuracy values are measured after internal calibration.
Symbol
R
EO
EG
EO
EG
EO
EG
ED
ED
ED
ET
EL
ET
EL
ET
EL
AIN
<
------------------------------------------------------------- - R
f
T
ADC
Total unadjusted error
Offset error
Gain error
Differential linearity error
Integral linearity error
Total unadjusted error
Offset error
Gain error
Differential linearity error
Integral linearity error
Total unadjusted error
Offset error
Gain error
Differential linearity error
Integral linearity error
s
239.5
R
(cycles)
ADC accuracy
13.5
28.5
41.5
55.5
71.5
1.5
7.5
×
AIN
AIN
C
ADC
Parameter
max for f
max formula
(Equation
T
S
×
ln
(
2
ADC
(1)(2) (3)
N
1) is used to determine the maximum external impedance
Doc ID 022265 Rev 3
+
2
)
= 14 MHz
–
f
f
V
T
f
f
V
T
f
f
V
T
ADC
PCLK
ADC
PCLK
ADC
PCLK
ADC
A
A
A
DDA
DDA
DDA
= 25 °C
=
= 25 °C
−
= 14 MHz, R
= 14 MHz, R
= 14 MHz, R
(1)
= 3 V to 3.6 V
= 2.7 V to 3.6 V
= 2.4 V to 3.6 V
= 48 MHz,
= 48 MHz,
= 48 MHz,
t
40 to 105 °C
S
Test conditions
0.11
0.54
0.96
2.04
2.96
3.96
5.11
17.1
(µs)
AIN
AIN
AIN
< 10 kΩ,
< 10 kΩ,
< 10 kΩ,
±1.3
±0.5
±0.7
±0.8
±3.3
±1.9
±2.8
±0.7
±1.2
±3.3
±1.9
±2.8
±0.7
±1.2
Typ
±1
R
AIN
11.4
25.2
37.2
max (kΩ)
0.4
5.9
NA
NA
50
Max
±1.5
±1.5
±1.5
±2.8
±1.3
±1.7
±2.8
±1.3
±1.7
±1
±3
±3
±2
±4
±4
STM32F051x
(4)
Unit
LSB
LSB
LSB