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STM32F427AI Arkusz danych(PDF) 159 Page - STMicroelectronics

Numer części STM32F427AI
Szczegółowy opis  ARM Cortex-M4 32b MCUFPU, 225DMIPS, up to 2MB Flash/2564KB RAM, USB OTG HS/FS, Ethernet, 17 TIMs, 3 ADCs, 20 comm. interfaces, camera & LCD-TFT
PDF  231 Pages
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Producent  STMICROELECTRONICS [STMicroelectronics]
Strona internetowa  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

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STM32F427xx STM32F429xx
Electrical characteristics
192
Figure 53. Power supply and reference decoupling (VREF+ connected to VDDA)
1. VREF+ and VREF– inputs are both available on UFBGA176. VREF+ is also available on LQFP100, LQFP144,
and LQFP176. When VREF+ and VREF– are not available, they are internally connected to VDDA and VSSA.
6.3.22
Temperature sensor characteristics
Table 80. Temperature sensor characteristics
Symbol
Parameter
Min
Typ
Max
Unit
TL(1)
VSENSE linearity with temperature
-
±1
±2°C
Avg_Slope(1) Average slope
-
2.5
mV/°C
V25(1)
Voltage at 25 °C
-
0.76
V
tSTART(2)
Startup time
-
6
10
µs
TS_temp(2)
ADC sampling time when reading the temperature (1 °C accuracy)
10
-
-
µs
1. Guaranteed by characterization results.
2. Guaranteed by design.
Table 81. Temperature sensor calibration values
Symbol
Parameter
Memory address
TS_CAL1
TS ADC raw data acquired at temperature of 30 °C, VDDA= 3.3 V
0x1FFF 7A2C - 0x1FFF 7A2D
TS_CAL2
TS ADC raw data acquired at temperature of 110 °C, VDDA= 3.3 V 0x1FFF 7A2E - 0x1FFF 7A2F



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