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STM32F373C8 Datasheet(PDF) 77 Page - STMicroelectronics

No. de pieza STM32F373C8
Descripción Electrónicos  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
PDF  137 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F373C8 Datasheet(HTML) 77 Page - STMicroelectronics

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STM32F373xx
Electrical characteristics
114
Figure 15. Typical application with a 32.768 kHz crystal
Note:
An external resistor is not required between OSC32_IN and OSC32_OUT and it is forbidden
to add one.
6.3.8
Internal clock source characteristics
The parameters given in Table 42 are derived from tests performed under ambient
temperature and supply voltage conditions summarized in Table 22.
The provided curves are characterization results, not tested in production.
High-speed internal (HSI) RC oscillator
Table 42. HSI oscillator characteristics(1)
1. VDDA =3.3 V, TA = –40 to 105 °C unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fHSI
Frequency
-
-
8
-
MHz
TRIM
HSI user trimming step
-
-
-
1(2)
2. Guaranteed by design.
%
DuCy(HSI)
Duty cycle
-
45(2)
-55(2)
%
ACCHSI
Accuracy of the HSI
oscillator (factory
calibrated)
TA = –40 to 105 °C
–3.8(3)
3. Guaranteed by characterization results.
-4.6(3)
%
TA = –10 to 85 °C
–2.9(3)
-2.9(3)
%
TA = 0 to 70 °C
–2.3(3)
-–2.2(3)
%
TA = 25 °C
–1
-
1
%
tsu(HSI)
HSI oscillator startup
time
-1(3)
-2(3)
µs
IDD(HSI)
HSI oscillator power
consumption
-
-
80
100(3)
µA



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