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STM32L031C6 датащи(PDF) 71 Page - STMicroelectronics |
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STM32L031C6 датащи(HTML) 71 Page - STMicroelectronics |
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71 / 118 page ![]() DocID027063 Rev 4 71/118 STM32L031x4/6 Electrical characteristics 95 6.3.7 Internal clock source characteristics The parameters given in Table 41 are derived from tests performed under ambient temperature and VDD supply voltage conditions summarized in Table 20. High-speed internal 16 MHz (HSI16) RC oscillator Figure 24. HSI16 minimum and maximum value versus temperature Table 41. 16 MHz HSI16 oscillator characteristics Symbol Parameter Conditions Min Typ Max Unit fHSI16 Frequency VDD = 3.0 V - 16 - MHz TRIM (1)(2) 1. The trimming step differs depending on the trimming code. It is usually negative on the codes which are multiples of 16 (0x00, 0x10, 0x20, 0x30...0xE0). HSI16 user- trimmed resolution Trimming code is not a multiple of 16 - 0.4 0.7 % Trimming code is a multiple of 16 - - 1.5 % ACCHSI16 (2) 2. Guaranteed by characterization results. Accuracy of the factory-calibrated HSI16 oscillator VDDA = 3.0 V, TA = 25 °C -1(3) 3. Guaranteed by test in production. -1(3) % VDDA = 3.0 V, TA = 0 to 55 °C -1.5 - 1.5 % VDDA = 3.0 V, TA = -10 to 70 °C -2 - 2 % VDDA = 3.0 V, TA = -10 to 85 °C -2.5 - 2 % VDDA = 3.0 V, TA = -10 to 105 °C -4 - 2 % VDDA = 1.65 V to 3.6 V TA = -40 to 125 °C -5.45 - 3.25 % tSU(HSI16)(2) HSI16 oscillator startup time - - 3.7 6 µs IDD(HSI16)(2) HSI16 oscillator power consumption - - 100 140 µA |
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