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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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SPC56AP54x датащи(PDF) 80 Page - STMicroelectronics |
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SPC56AP54x датащи(HTML) 80 Page - STMicroelectronics |
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80 / 105 page  Electrical characteristics SPC56xP54x, SPC56xP60x 80/105 DocID18340 Rev 6 3.15.2 ADC conversion characteristics Table 32. ADC conversion characteristics Symbol Parameter Conditions(1) Value Unit Min Typ Max VINAN SR Analog input voltage(2) — VSS_HV_AD 0.3 — VSS_HV_AD + 0.3 V fCK SR ADC Clock frequency (depends on ADC configuration) (The duty cycle depends on AD_clk(3) frequency) —3(4) —60 MHz fs SR Sampling frequency — — — 1.53 MHz tADC_S D Sample time(5) fADC = 20 MHz, INPSAMP = 3 125 — — ns fADC = 9 MHz, INPSAMP = 255 — — 28.2 µs tADC_C P Conversion time(6) fADC = 20 MHz(7), INPCMP = 1 0.650 — — µs CS(8) D ADC input sampling capacitance —— — 2.5 pF CP1(8) D ADC input pin capacitance 1 — — — 3 pF CP2(8) D ADC input pin capacitance 2 — — — 1 pF CP3(8) D ADC input pin capacitance 3 — — — 1 pF RSW1(8) D Internal resistance of analog source VDD_HV_AD = 5 V ±10% — — 0.6 k VDD_HV_AD = 3.3 V ±10% — — 3 k RSW2(8) D Internal resistance of analog source VDD_HV_AD = 5 V ±10% — — 2.15 k VDD_HV_AD = 3.3 V ±10% — — 3.6 k RAD(8) D Internal resistance of analog source —— — 2 k IINJ T Input current injection Current injection on one ADC input, different from the converted one. Remains within TUE spec. –5 — 5 mA INL P Integral Non Linearity No overload — ±1.5 — LSB DNL P Differential Non Linearity No overload –1.0 — 1.0 LSB OFS T Offset error — — ±1 — LSB GNE T Gain error — — ±1 — LSB TUE P Total unadjusted error without current injection 16 precision channels –2.5 — 2.5 LSB |
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