STM32F103C8T6TR STMicroelectronics, STM32F103C8T6TR Datasheet - Page 56

• Manufacturer Part Number: STM32F103C8T6TR
• Description: MCU ARM 64KB FLASH MEM 48-LQFP
• Manufacturer: STMicroelectronics
• Series: STM32r

Specifications of STM32F103C8T6TR

• Core Processor: ARM® Cortex-M3™
• Core Size: 32-Bit
• Speed: 72MHz
• Connectivity: CAN, I²C, IrDA, LIN, SPI, UART/USART, USB
• Peripherals: DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temp Sensor, WDT
• Number Of I /o: 37
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 20K x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 3.6 V
• Data Converters: A/D 10x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• For Use With: 497-10048 - BOARD EVAL ACCELEROMETER497-10030 - STARTER KIT FOR STM32497-8511 - KIT STARTER FOR STM32 512K FLASH497-6438 - BOARD EVALUTION FOR STM32 512K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Electrical characteristics
56/67
Figure 23. ADC accuracy characteristics
Figure 24. Typical connection diagram using the ADC
1. Refer to
2. C
1023
1022
1021
PCB layout quality) plus the pad capacitance (3 pF). A high C
accuracy. To remedy this, f
7
6
5
4
3
2
1
PARASITIC
0
V
SSA
V AIN
1LSB
Table 39
1
E
O
must be added to C
IDEAL
2
R AIN
3
for the values of R
=
V
---------------------------------------- -
DDA
4
C AIN (1)
1024
AINx
–
ADC
5
1 LSB
V
SSA
AIN
E
should be reduced.
6
T
IDEAL
. It represents the capacitance of the PCB (dependent on soldering and
E
ADC
7
L
V DD
(2)
and C
0.6V
0.6V
V T
E
V T
D
ADC
1021 1022 1023 1024
(3)
.
(1)
I L ±1mA
R ADC
E
G
PARASITIC
V
DDA
12-bit A/D
conversion
(1) Example of an actual transfer curve
(2) The ideal transfer curve
(3) End point correlation line
E
between the actual and the ideal transfer curves.
E
transition and the first ideal one.
E
transition and the last actual one.
E
between actual steps and the ideal one.
E
between any actual transition and the end point
correlation line.
T
O
G
D
L
=Total Unadjusted Error: maximum deviation
=Integral Linearity Error: maximum deviation
=Differential Linearity Error: maximum deviation
=Offset Error: deviation between the first actual
=Gain Error: deviation between the last ideal
value will downgrade conversion
STM32F103xx
C ADC
STM32F103xx
ai14150
ai14395