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STM32F479II データシート(PDF) 118 Page - STMicroelectronics

部品番号 STM32F479II
部品情報  ARMCortex-M4 32b MCUFPU, 225DMIPS, up to 2MB Flash/3844KB RAM, USB OTG HS/FS, Ethernet, FMC, dual Quad-SPI, Crypto, Graphical accelerator, Camera IF, LCD-TFT & MIPI DSI
PDF  217 Pages
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F479II データシート(HTML) 118 Page - STMicroelectronics

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Electrical characteristics
STM32F479xx
118/217
DocID028010 Rev 3
5.3.10
Internal clock source characteristics
The parameters given in Table 39 and Table 40 are derived from tests performed under
ambient temperature and VDD supply voltage conditions summarized in Table 17.
High-speed internal (HSI) RC oscillator
Figure 33. ACCHSI vs. temperature
1. Based on test during characterization.
Table 39. 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
-
-
16
-
MHz
ACCHSI
HSI user trimming step(2)
2. Guaranteed by design
--
-
1
%
HSI oscillator accuracy
TA = –40 to 105 °C(3)
3. Based on test during characterization.
− 8-4.5
%
TA = –10 to 85 °C(3)
− 4-
4
%
TA = 25 °C(4)
4. Factory calibrated, parts not soldered.
− 1-
1
%
tsu(HSI)(2) HSI oscillator startup time
-
-
2.2
4
µs
IDD(HSI)(2) HSI oscillator power consumption
-
-
60
80
µA



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