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STM32F446RC bảng dữ liệu(PDF) 108 Page - STMicroelectronics

tên linh kiện STM32F446RC
Giải thích chi tiết về linh kiện  ARM® Cortex®-M4 32b MCUFPU, 225DMIPS, up to 512kB Flash/1284KB RAM, USB OTG HS/FS, 17 TIMs, 3 ADCs, 20 comm. interfaces
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
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STM32F446RC bảng dữ liệu(HTML) 108 Page - STMicroelectronics

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Electrical characteristics
STM32F446xC/E
108/202
DocID027107 Rev 6
Low-speed internal (LSI) RC oscillator
Figure 28. ACCLSI versus temperature
6.3.11
PLL characteristics
The parameters given in Table 43 and Table 44 are derived from tests performed under
temperature and VDD supply voltage conditions summarized in Table 16.
Table 42. LSI oscillator characteristics (1)
1. VDD = 3 V, TA = –40 to 105 °C unless otherwise specified.
Symbol
Parameter
Min
Typ
Max
Unit
fLSI(2)
2. Guaranteed based on test during characterization..
Frequency
17
32
47
kHz
tsu(LSI)(3)
3. Guaranteed by design.
LSI oscillator startup time
-
15
40
µs
IDD(LSI)(3)
LSI oscillator power consumption
-
0.4
0.6
µA
Table 43. Main PLL characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fPLL_IN
PLL input clock(1)
-0.95(2)
12.10
MHz
fPLL_OUT
PLL multiplier output clock
-
12.5
-
180
MHz
fPLL48_OUT
48 MHz PLL multiplier output
clock
-
-
48
75
MHz
fVCO_OUT
PLL VCO output
-
100
-
432
MHz



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