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STM32F217VG 数据表(PDF) 92 Page - STMicroelectronics |
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STM32F217VG 数据表(HTML) 92 Page - STMicroelectronics |
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92 / 175 page ![]() Electrical characteristics STM32F21xxx 92/175 DocID17050 Rev 9 Figure 33. ACCLSI versus temperature 6.3.10 PLL characteristics The parameters given in Table 33 and Table 34 are derived from tests performed under temperature and VDD supply voltage conditions summarized in Table 13. MS19013V1 -40 -30 -20 -10 0 10 20 30 40 50 -45 -35 -25 -15 -5 5 152535455565758595 105 Temperat ure (°C) max avg min Table 33. Main PLL characteristics Symbol Parameter Conditions Min Typ Max Unit fPLL_IN PLL input clock(1) 0.95 (2) 12.10(2) MHz fPLL_OUT PLL multiplier output clock 24 - 120 MHz fPLL48_OUT 48 MHz PLL multiplier output clock -- 48 MHz fVCO_OUT PLL VCO output 192 - 432 MHz tLOCK PLL lock time VCO freq = 192 MHz 75 - 200 µs VCO freq = 432 MHz 100 - 300 |
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