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STM32F103ZCT7XXX 数据表(PDF) 62 Page - STMicroelectronics

部件名 STM32F103ZCT7XXX
功能描述  High-density performance line Arm®-based 32-bit MCU with 256 to 512KB Flash, USB, CAN, 11 timers, 3 ADCs, 13 communication interfaces
PDF  143 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STM32F103ZCT7XXX 数据表(HTML) 62 Page - STMicroelectronics

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Electrical characteristics
STM32F103xC, STM32F103xD, STM32F103xE
62/143
DS5792 Rev 13
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
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.
%
Factory-
calibrated(4)
4. Guaranteed by characterization results.
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
-1
-
2
µs
IDD(HSI)(4)
HSI oscillator power
consumption
-
-
80
100
µA



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