STM32F101X6_08 STMICROELECTRONICS [STMicroelectronics], STM32F101X6_08 Datasheet - Page 61

• Manufacturer Part Number: STM32F101X6_08
• Description: Access line, advanced ARM-based 32-bit MCU with Flash memory, six 16-bit timers, ADC and seven communication interfaces
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STM32F101xx
Figure 28. Typical connection diagram using the ADC
1. Refer to
2. C
General PCB design guidelines
Power supply decoupling should be performed as shown in
depending on whether V
ceramic (good quality). They should be placed them as close as possible to the chip.
Figure 29. Power supply and reference decoupling (V
1. V
PCB layout quality) plus the pad capacitance (3 pF). A high C
accuracy. To remedy this, f
REF+
PARASITIC
V AIN
and V
Table 41
must be added to C
REF-
R AIN (1)
1 µF // 10 nF
inputs are available only on 100-pin packages.
for the values of R
C AIN
AINx
REF+
ADC
AIN
should be reduced.
is connected to V
. It represents the capacitance of the PCB (dependent on soldering and
V DD
AIN
1 µF // 10 nF
, R
0.6 V
0.6 V
V T
ADC
V T
and C
ADC
DDA
R ADC (1)
I L ±1 µA
.
or not. The 10 nF capacitors should be
PARASITIC
V REF+
V DDA
V SSA /V REF-
STM32F101xx
12-bit A/D
conversion
REF+
Figure 29
value will downgrade conversion
STM32F101
not connected to
Electrical characteristics
C ADC (1)
or
Figure
ai14380
30,
V
ai14139b
DDA
)
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