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STM32F103X6 Folha de dados(PDF) 33 Page - STMicroelectronics

Nome de Peças STM32F103X6
Descrição Electrónicos  Performance line, ARM-based 32-bit MCU with Flash, USB, CAN, seven 16-bit timers, two ADCs and nine communication interfaces
PDF  67 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F103X6 Folha de dados(HTML) 33 Page - STMicroelectronics

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Electrical characteristics
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5.3.6
External clock source characteristics
High-speed external user clock
The characteristics given in Table 15 result from tests performed using an high-speed
external clock source, and under ambient temperature and supply voltage conditions
summarized in Table 7.
Low-speed external user clock
The characteristics given in Table 16 result from tests performed using an low-speed
external clock source, and under ambient temperature and supply voltage conditions
summarized in Table 7.
Table 15.
High-speed external (HSE) user clock characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fHSE_ext
User external clock source
frequency(1)
1.
Value based on design simulation and/or technology characteristics. It is not tested in production.
825
MHz
VHSEH
OSC_IN input pin high level
voltage
0.7VDD
VDD
V
VHSEL
OSC_IN input pin low level
voltage
VSS
0.3VDD
tw(HSE)
tw(HSE)
OSC_IN high or low time(1)
16
ns
tr(HSE)
tf(HSE)
OSC_IN rise or fall time(1)
5
IL
OSC_IN Input leakage
current
VSS ≤VIN ≤VDD
±1
µA
Table 16.
Low-speed external user clock characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fLSE_ext
User External clock source
frequency(1)
1.
Value based on design simulation and/or technology characteristics. It is not tested in production.
32.768
1000
kHz
VLSEH
OSC32_IN input pin high level
voltage
0.7VDD
VDD
V
VLSEL
OSC32_IN input pin low level
voltage
VSS
0.3VDD
tw(LSE)
tw(LSE)
OSC32_IN high or low time(1)
450
ns
tr(LSE)
tf(LSE)
OSC32_IN rise or fall time(1)
5
IL
OSC32_IN Input leakage
current
VSS ≤VIN ≤VDD
±1
µA



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