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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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STM32MP151F датащи(PDF) 204 Page - STMicroelectronics |
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STM32MP151F датащи(HTML) 204 Page - STMicroelectronics |
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204 / 253 page  Electrical characteristics STM32MP151C/F 204/253 DS12501 Rev 3 6.3.27 VBAT ADC monitoring characteristics and charging characteristics 6.3.28 Temperature and VBAT monitoring characteristics for tamper detection TVDD CORE Additional error due to VDDCORE variation -- 10 - °C/V tTRIM Calibration time - 2 - - ms tWAKE_UP Wake-up time from off state until DTS ready signal = 1 -- 50 - μs IDDCORE_DTS DTS consumption on VDDCORE -- 20 - µA 1. Guaranteed by design. Table 83. DTS characteristics(1) (continued) Symbol Parameter Conditions Min Typ Max Unit Table 84. VBAT ADC monitoring characteristics Symbol Parameter Min Typ Max Unit R Resistor bridge for VBAT - 26 - kΩ QRatio on VBAT measurement - 4 - - Er(1) 1. Guaranteed by design. Error on Q –10 - +10 % tS_vbat(1) ADC sampling time when reading VBAT input 9.8 - - µs Table 85. VBAT charging characteristics Symbol Parameter Condition Min Typ Max Unit RBC Battery charging resistor VBRS in PWR_CR3= 0 - 5 - kΩ VBRS in PWR_CR3= 1 - 1.5 - Table 86. Temperature and VBAT monitoring characteristics for temper detection Symbol Parameter Min Typ Max Unit TEMPhigh High temperature monitoring 105 116 126 oC TEMPlow Low temperature monitoring -42 -31 -20 VBAThigh(1) 1. Monitored supply is VSW (i.e. VDD if VDD is present, VBAT otherwise) High supply monitoring 3.47 3.59 3.73 V VBATlow(1) Low supply monitoring 1.3 1.34 1.43 |
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