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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ST92163 датащи(PDF) 217 Page - STMicroelectronics |
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ST92163 датащи(HTML) 217 Page - STMicroelectronics |
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217 / 224 page  217/224 ST92163 - ELECTRICAL CHARACTERISTICS A/D CONVERTER, EXTERNAL TRIGGER TIMING TABLE (VDD= 3.0 - 5.5V (1); T A=0 to 70°C; unless otherwise specified) (1) 3.0 - 4.0V voltage range is only available on devices with suffix L or V, with different frequency limitatio ns (L: 8 MHz, V: 16 MHz) A/D CONVERTER. ANALOG PARAMETERS TABLE (VDD= 3.0 - 5.5V (1); T A=0 to 70°C; unless otherwise specified) Notes: (*) The values are expected at 25 Celsius degrees with VDD=5V (**) ’LSBs’ , as used here, as a value of VDD/256 (1) 3.0 - 4.0V voltage range is only available on devices with suffix L or V, with different frequency limitations (L: 8 MHz, V: 16 MHz) (2) including Sample time (3) it must be considered as the on-chip series resistance before the sampling capacitor (4) DNL ERROR= max {[V(i) -V(i-1)] / LSB-1} INL ERROR= max {[V(i) -V(0)] / LSB-i} ABSOLUTE ACCUR ACY= overall max conversion error Symbol Parameter OSCIN divide by 2;min/max OSCIN divide by 1; min/max Value Unit min max Tlow Pulse Width 1.5 INTCLK ns Thigh Pulse Distance ns Text Period/fast Mode 78+1 INTCLK µs Tstr Start Conversion Delay 0.5 1.5 INTCLK Core Clock issued by Timing Controller Tlow Pulse Width ns Thigh Pulse Distance ns Text Period/fast Mode µs Tstr Start Conversion Delay ns Parameter Value Unit Note typ (*) min max (**) Analog Input Range VSS VDD V Conversion Time Fast/Slow 78/138 INTCLK (2) Sample Time Fast/Slow 51.5/87.5 INTCLK Power-up Time 60 µs Resolution 8 bits Differential Non Linearity 0.5 1.5 LSBs (4) Integral Non Linearity 0.5 1.5 LSBs (4) Offset Error 0.5 1 Gain Error 0.5 1.5 Absolute Accuracy 1 2 LSBs (4) Input Resistance 1.5 Kohm (3) Hold Capacitance 1.92 pF |
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