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STM32U595AI Datenblatt(PDF) 277 Page - STMicroelectronics |
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STM32U595AI Datenblatt(HTML) 277 Page - STMicroelectronics |
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277 / 377 page ![]() DS13633 Rev 1 277/377 STM32U59xxx Electrical characteristics 343 tTRIG External trigger period Resolution = 12 bits 16 - - 1/fADC VAIN(3) Conversion voltage range - 0 - VREF+ V RAIN(4) External input impedance Tj = 130 °C Resolution = 12 bits - - 2.2 kΩ Resolution = 10 bits - - 6.8 Resolution = 8 bits - - 33.0 Resolution = 6 bits - - 47.0 CADC Internal sample and hold capacitor -- 5 - pF tADCVREG_ STUP ADC LDO startup ready flag time - - - 25 µs tSTAB ADC power-up time LDO already started (3 × 1/fADC) + 1 conversion Cycle tOFF_CAL Offset calibration time - 82 1/fADC tLATR Trigger conversion latency WAIT = 0, AUTOFF = 0, DPD = 0, fADC = HCLK 4 WAIT = 0, AUTOFF = 0, DPD = 0, fADC = HCLK/2 4 WAIT = 0, AUTOFF = 0, DPD = 0, fADC = HCLK/4 3.75 ts Sampling time - 1.5 - 814.5 tCONV Total conversion time (including sampling time) Resolution = N bits, VREFPROTEN = 0 ts + N + 0.5 1/fADC Resolution = N bits, VREFPROTEN = 1 VREFSECSMP = 0 ts + N + 0.5 - ts + N + 1.5 Resolution = N bits, VREFPROTEN = 1 VREFSECSMP = 1 ts + N + 0.5 - ts + N + 2.5 Table 97. 12-bit ADC4 characteristics(1)(2) (continued) Symbol Parameter Conditions Min Typ Max Unit |
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