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STM32F373C8 bảng dữ liệu(PDF) 60 Page - STMicroelectronics

tên linh kiện STM32F373C8
Giải thích chi tiết về linh kiện  ARM® Cortex®-M4 32b MCUFPU, up to 256KB Flash32KB SRAM, timers, 4 ADCs (16-bit Sig. Delta / 12-bit SAR), 3 DACs, 2 comp., 2.0-3.6 V
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
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STM32F373C8 bảng dữ liệu(HTML) 60 Page - STMicroelectronics

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Electrical characteristics
STM32F373xx
60/137
DocID022691 Rev 7
6.3.4
Embedded reference voltage
The parameters given in Table 27 are derived from tests performed under ambient
temperature and VDD supply voltage conditions summarized in Table 22.
Table 26. Embedded internal reference voltage calibration values
Calibration value name
Description
Memory address
VREFINT_CAL
Raw data acquired at
temperature of 30 °C
VDDA= 3.3 V
0x1FFF F7BA - 0x1FFF F7BB
Table 27. Embedded internal reference voltage
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VREFINT
Internal reference voltage
–40 °C < TA < +105 °C 1.20 1.23 1.25
V
TS_vrefint(1)
1. Shortest sampling time can be determined in the application by multiple iterations.
ADC sampling time when
reading the internal reference
voltage
-
17.10
-
-
µs
VREFINT_s(2)
2. Guaranteed by design.
Internal reference voltage
spread over the temperature
range
VDD = 3 V ±10 mV
-
-
10
mV
TCoeff(2)
Temperature coefficient
-
-
-
100
ppm/°C
tSTART(2)
Startup time
-
-
-
10
µs



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