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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MPC5646C датащи(PDF) 78 Page - Freescale Semiconductor, Inc |
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MPC5646C датащи(HTML) 78 Page - Freescale Semiconductor, Inc |
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78 / 114 page  MPC5646C Microcontroller Data Sheet, Rev. 3 Preliminary—Subject to Change Without Notice Freescale Semiconductor 78 tADC0_S CC T Sample time 4 fADC = 32 MHz 0.125 — µs fADC = 30 MHz 0.150 tADC0_C CC P Conversion time 5,6 fADC = 32 MHz 0.625 — µs fADC = 30 MHz 0.700 — CS CC D ADC_0 input sampling capacitance —— — 3 pF CP1 CC D ADC_0 input pin capacitance 1 —— — 3 pF CP2 CC D ADC_0 input pin capacitance 2 —— — 1 pF CP3 CC D ADC_0 input pin capacitance 3 —— — 1 pF RSW1 CC D Internal resistance of analog source —— — 3 k RSW2 CC D Internal resistance of analog source — — — 2 k RAD CC D Internal resistance of analog source —— — 2 k IINJ SR — Input current Injection Current injection on one ADC_0 input, different from the converted one VDD = 3.3 V ± 10% 5— 5 mA VDD = 5.0 V ± 10% 5 — 5 | INL | CC T Absolute value for integral non-linearity No overload — 0.5 1.5 LSB | DNL | CC T Absolute differential non-linearity No overload — 0.5 1.0 LSB | OFS | CC T Absolute offset error — — 0.5 — LSB | GNE | CC T Absolute gain error —— 0.6 — LSB TUEP CC P Total unadjusted error7 for precise channels, input only pins Without current injection 2 0.6 2 LSB T With current injection 3 3 TUEX CC T Total unadjusted error(7) for extended channel Without current injection 3 1 3 LSB T With current injection 4 4 1 V DD = 3.3 V ± 10% / 5.0 V ± 10%, TA = 40 to 125 °C, unless otherwise specified. 2 Analog and digital V SS_HV must be common (to be tied together externally). Table 42. ADC conversion characteristics (10-bit ADC_0) (continued) Symbol C Parameter Conditions1 Value Unit Min Typ Max |
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