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STM32F373VC Folha de dados(PDF) 77 Page - STMicroelectronics

Nome de Peças STM32F373VC
Descrição Electrónicos  ARM Cortex-M4 32b MCUFPU, up to 256KB Flash32KB SRAM timers, 4 ADCs (12/16-bit), 3 DACs, 2 comp., 2.0-3.6 V operation
PDF  131 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
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STM32F373VC Folha de dados(HTML) 77 Page - STMicroelectronics

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STM32F37xxx
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 chararacterization results, not tested in production.
High-speed internal (HSI) RC oscillator
MS30253V1
OSC32_OU T
OSC32_IN
fLSE
CL1
32.768 kH z
resonator
CL2
Resonator with
integrated capacitors
Drive
programmable
amplifier
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, not tested in production.
%
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. Data based on characterization results, not tested in production.
-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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