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STM32F103RCT7 датащи(PDF) 60 Page - STMicroelectronics

номер детали STM32F103RCT7
подробное описание детали  High-density performance line ARM-based 32-bit MCU with 256 to 512KB Flash, USB, CAN, 11 timers, 3 ADCs, 13 communication interfaces
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
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STM32F103RCT7 датащи(HTML) 60 Page - STMicroelectronics

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Electrical characteristics
STM32F103xC, STM32F103xD, STM32F103xE
60/130
Doc ID 14611 Rev 8
Figure 23.
Typical application with a 32.768 kHz crystal
5.3.7
Internal clock source characteristics
The parameters given in Table 25 are derived from tests performed under ambient
temperature and VDD supply voltage conditions summarized in Table 10.
High-speed internal (HSI) RC oscillator
Low-speed internal (LSI) RC oscillator
ai14146
OSC32_OU T
OSC32_IN
fLSE
CL1
RF
STM32F103xx
32.768 kH z
resonator
CL2
Resonator with
integrated capacitors
Bias
controlled
gain
Table 25.
HSI oscillator characteristics(1)
1.
VDD = 3.3 V, TA = –40 to 105 °C unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fHSI
Frequency
8
MHz
DuCy(HSI) Duty cycle
45
55
%
ACCHSI
Accuracy of the HSI
oscillator
User-trimmed with the RCC_CR
register(2)
2.
Refer to application note AN2868 “STM32F10xxx internal RC oscillator (HSI) calibration” available from
the ST website www.st.com.
1(3)
3.
Guaranteed by design, not tested in production.
%
Factory-
calibrated(4)
4.
Based on characterization, not tested in production.
TA = –40 to 105 °C
–2
2.5
%
TA = –10 to 85 °C
–1.5
2.2
%
TA = 0 to 70 °C
–1.3
2
%
TA = 25 °C
–1.1
1.8
%
tsu(HSI)
(4)
HSI oscillator
startup time
12
µs
IDD(HSI)
(4)
HSI oscillator power
consumption
80
100
µA
Table 26.
LSI oscillator characteristics (1)
Symbol
Parameter
Min
Typ
Max
Unit
fLSI
(2)
Frequency
30
40
60
kHz



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