ST7FMC1K2TC STMICROELECTRONICS [STMicroelectronics], ST7FMC1K2TC Datasheet - Page 281

• Manufacturer Part Number: ST7FMC1K2TC
• Description: 8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, BRUSHLESS MOTOR CONTROL, FIVE TIMERS, SPI, LINSCI
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

10-BIT ADC CHARACTERISTICS (Cont’d)
Figure 159. Typical Application with ADC
Notes:
1. When V
2. Any added external serial resistor will downgrade the ADC accuracy (especially for resistance greater than 10kΩ). Data
based on characterization results, not tested in production.
3. C
pacitance (3pF). A high C
4. This graph shows that depending on the input signal variation (f
decreased to allow the use of a larger serial resistor (R
PARASITIC
SSA
V
represents the capacitance of the PCB (dependent on soldering and PCB layout quality) plus the pad ca-
V
pins are not available on the pinout, the ADC refer to V
AIN
DD
0.1
R
PARASITIC
AIN
µ
F
C
AIN
value will downgrade conversion accuracy. To remedy this, f
AINx
V
V
SSA
AREF
R
AREF
AIN)
.
V
DD
V
0.6V
V
0.6V
T
T
AIN
), C
SS
.
AIN
can be increased for stabilization time and
2kΩ(max)
I
±1µA
L
10-Bit A/D
Conversion
ST7MC1/ST7MC2
ADC
should be reduced.
ST7MC
281/308
C
6pF
ADC