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STM32F101X4 데이터시트(PDF) 46 Page - STMicroelectronics

부품명 STM32F101X4
상세설명  Low-density access line, ARM-based 32-bit MCU with 16 or 32 KB Flash, 5 timers, ADC and 4 communication interfaces
PDF  79 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
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STM32F101X4 데이터시트(HTML) 46 Page - STMicroelectronics

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Electrical characteristics
STM32F101x4, STM32F101x6
46/79
Doc ID 15058 Rev 5
Figure 21.
Typical application with a 32.768 kHz crystal
5.3.7
Internal clock source characteristics
The parameters given in Table 23 are derived from tests performed under the ambient
temperature and VDD supply voltage conditions summarized in Table 8.
High-speed internal (HSI) RC oscillator
ai14129b
OSC32_OU T
OSC32_IN
fLSE
CL1
RF
STM32F10xxx
32.768 KH z
resonator
Resonator with
integrated capacitors
Bias
controlled
gain
CL2
Table 23.
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



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