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STM32L412R8T6TR 数据表(PDF) 151 Page - STMicroelectronics |
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STM32L412R8T6TR 数据表(HTML) 151 Page - STMicroelectronics |
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151 / 192 page  DS12469 Rev 8 151/192 STM32L412xx Electrical characteristics 164 6.3.19 Comparator characteristics Table 81. COMP characteristics(1) Symbol Parameter Conditions Min Typ Max Unit VDDA Analog supply voltage - 1.62 - 3.6 V VIN Comparator input voltage range -0 - VDDA VBG(2) Scaler input voltage - VREFINT VSC Scaler offset voltage - - ±5 ±10 mV IDDA(SCALER) Scaler static consumption from VDDA BRG_EN=0 (bridge disable) - 200 300 nA BRG_EN=1 (bridge enable) - 0.8 1 µA tSTART_SCALER Scaler startup time - - 100 200 µs tSTART Comparator startup time to reach propagation delay specification High-speed mode VDDA ≥ 2.7 V - - 5 µs VDDA < 2.7 V - - 7 Medium mode VDDA ≥ 2.7 V - - 15 VDDA < 2.7 V - - 25 Ultra-low-power mode - - 40 tD(3) Propagation delay with 100 mV overdrive High-speed mode VDDA ≥ 2.7 V - 55 80 ns VDDA < 2.7 V - 65 100 Medium mode - 0.55 0.9 µs Ultra-low-power mode - 4 7 Voffset Comparator offset error Full common mode range -- ±5 ±20 mV Vhys Comparator hysteresis No hysteresis - 0 - mV Low hysteresis - 8 - Medium hysteresis - 15 - High hysteresis - 27 - |
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