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STM32MP157C 数据表(PDF) 194 Page - STMicroelectronics |
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STM32MP157C 数据表(HTML) 194 Page - STMicroelectronics |
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194 / 258 page  Electrical characteristics STM32MP157C 194/258 DS12505 Rev 2 6.3.21 Delay block (DLYB) characteristics Unless otherwise specified, the parameters given in Table 75 for the delay block are derived from tests performed under the ambient temperature, frcc_c_ck frequency and VDD supply voltage summarized in Table 13: General operating conditions. 6.3.22 16-bit ADC characteristics Unless otherwise specified, the parameters given in Table 76 are derived from tests performed under the ambient temperature, fpclk2 frequency and VDDA supply voltage conditions summarized in Table 13: General operating conditions. Table 75. Dynamics characteristics: Delay block characteristics Symbol Parameter Conditions Min Typ Max Unit tinit Initial delay - 900 1200 1500 ps t∆ Unit Delay - 42 46 50 Table 76. ADC characteristics(1)(2) Symbol Parameter Conditions Min Typ Max Unit VDDA Analog power supply - 1.62 - 3.6 V VREF+ Positive reference voltage VDDA ≥ 2 V 2 - VDDA VDDA < 2 V VDDA VREF- Negative reference voltage - VSSA fADC ADC clock frequency 2 V ≤ VDDA ≤3.3 V BOOST = 1 - - 36 MHz BOOST = 0 - - 20 |
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