STM32F051R4T6TR STMicroelectronics, STM32F051R4T6TR Datasheet - Page 76

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

Specifications of STM32F051R4T6TR

• Rohs: yes

STM32F051x
6.3.15
Note:
Table 54.
1. Guaranteed by design, not tested in production.
t
STAB
Jitter
Symbol
t
R
C
f
R
CONV
t
TRIG
t
V
CAL
f
V
ADC
ADC
f
latr
t
AIN
ADC
S
S
DDA
AIN
(1)
(1)
(1)
(1)
ADC
(1)
(1)
(1)
(1)
(1)
(1)
Analog supply voltage for
ADC ON
ADC clock frequency
Sampling rate
External trigger frequency
Conversion voltage range
External input impedance
Sampling switch resistance
Internal sample and hold
capacitor
Calibration time
Trigger conversion latency
ADC jitter on trigger
conversion
Sampling time
Power-up time
Total conversion time
(including sampling time)
12-bit ADC characteristics
Unless otherwise specified, the parameters given in
from tests performed under ambient temperature, f
conditions summarized in
It is recommended to perform a calibration after each power-up.
ADC characteristics
Parameter
f
f
Table
ADC
ADC
f
ADC
See
Table 55
Doc ID 022265 Rev 3
f
f
f
f
= f
= f
f
f
ADC
ADC
ADC
ADC
ADC
ADC
= f
f
ADC
20.
Conditions
Equation 1
PCLK
PCLK
HSI14
= 14 MHz
= 14 MHz
= 14 MHz
= 14 MHz
= f
= f
= f
for details
/2 = 14 MHz
/4 = 12 MHz
PCLK
PCLK
HSI14
= 14 MHz
/2
/4
and
14 to 252 (t
successive approximation)
PCLK2
Table 54
0.188
0.107
0.05
Min
2.4
0.6
1.5
0
0
1
-
-
-
-
-
-
frequency and V
S
are preliminary values derived
for sampling +12.5 for
0.196
0.219
10.5
5.9
5.5
83
Electrical characteristics
Typ
1
0
-
-
-
-
-
-
-
-
-
-
-
-
DDA
0.259
239.5
V
Max
17.1
823
3.6
14
17
50
18
DDA
1
1
8
1
-
supply voltage
1/f
1/f
1/f
1/f
1/f
1/f
1/f
MHz
MHz
Unit
kHz
kΩ
kΩ
pF
HSI14
µs
µs
µs
µs
µs
µs
µs
PCLK
PCLK
77/105
V
V
ADC
ADC
ADC
ADC