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STM8L151C4 数据表(PDF) 69 Page - STMicroelectronics |
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STM8L151C4 数据表(HTML) 69 Page - STMicroelectronics |
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69 / 101 page ![]() STM8L151xx, STM8L152xx Electrical parameters Doc ID 15962 Rev 2 69/101 8.3.4 Clock and timing characteristics HSE external clock (HSEBYP = 1 in CLK_ECKCR) Subject to general operating conditions for VDD and TA. LSE external clock (LSEBYP=1 in CLK_ECKCR) Subject to general operating conditions for VDD and TA. Table 24. HSE external clock characteristics Symbol Parameter Conditions Min Typ Max Unit fHSE_ext External clock source frequency(1) 1. Guarenteed by design, not tested in production. 116 MHz VHSEH (2) 2. Data based on characterization results, not tested in production. OSC_IN input pin high level voltage 0.7 x VDD TBD V VHSEL (2) OSC_IN input pin low level voltage VSS 0.3 x VDD Cin(HSE) OSC_IN input capacitance(1) TBD pF ILEAK_HSE OSC_IN input leakage current VSS < VIN < VDD TBD TBD nA Table 25. LSE external clock characteristics Symbol Parameter Min Typ Max Unit fLSE_ext External clock source frequency(1) 1 32.768 TBD kHz VLSEH (2) OSC32_IN input pin high level voltage 0.7 x VDD TBD V VLSEL (2) OSC32_IN input pin low level voltage VSS 0.3 x VDD Cin(HSE) OSC32_IN input capacitance(1) TBD pF ILEAK_HSE OSC32_IN input leakage current TBD TBD nA 1. Guarenteed by design, not tested in production. 2. Data based on characterization results, not tested in production. |
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