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IMXRT1024IEC датащи(PDF) 30 Page - NXP Semiconductors |
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IMXRT1024IEC датащи(HTML) 30 Page - NXP Semiconductors |
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30 / 90 page ![]() i.MX RT1024 Crossover Processors Data Sheet for Industrial Products, Rev. 0, 11/2020 30 NXP Semiconductors Electrical characteristics Figure 4. Circuit for parameters Voh and Vol for I/O cells 4.3.1.1 XTALI and RTC_XTALI (clock inputs) DC parameters Table 21 shows the DC parameters for the clock inputs. 4.3.1.2 Single voltage general purpose I/O (GPIO) DC parameters Table 22 shows DC parameters for GPIO pads. The parameters in Table 22 are guaranteed per the operating ranges in Table 11, unless otherwise noted. Table 21. XTALI and RTC_XTALI DC parameters1 1 The DC parameters are for external clock input only. Parameter Symbol Test Conditions Min Max Unit XTALI high-level DC input voltage Vih — 0.8 x NVCC_PLL NVCC_PLL V XTALI low-level DC input voltage Vil — 0 0.2 V RTC_XTALI high-level DC input voltage Vih — 0.8 1.1 V RTC_XTALI low-level DC input voltage Vil — 0 0.2 V Table 22. Single voltage GPIO DC parameters Parameter Symbol Test Conditions Min Max Units High-level output voltage1 VOH Ioh= -0.1mA (ipp_dse=001,010) Ioh= -1mA (ipp_dse=011,100,101,110,111) NVCC_XXXX - 0.2 —V Low-level output voltage1 VOL Iol= 0.1mA (ipp_dse=001,010) Iol= 1mA (ipp_dse=011,100,101,110,111) —0.2 V High-Level input voltage1,2 VIH — 0.7 x NVCC_XXXX NVCC_XXXX V Low-Level input voltage1,2 VIL — 0 0.3 x NVCC_XXXX V Input Hysteresis (NVCC_XXXX= 1.8V) VHYS_LowV DD NVCC_XXXX=1.8V 250 — mV |
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