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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TPS658620ZQZT датащи(PDF) 14 Page - Texas Instruments |
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TPS658620ZQZT датащи(HTML) 14 Page - Texas Instruments |
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14 / 104 page  2.8 ELECTRICAL CHARACTERISTICS TPS658620 Advanced Power Management Unit SLVS993 – OCTOBER 2009 www.ti.com over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ADC REFERENCE VREF(ADC) Internal ADC reference voltage TA = 25°C 2.595 2.6 2.605 V Over full temp range 2.577 2.595 2.607 ISHRT(ADCREF) Internal reference short circuit limit V(ADC_REF)=AGND1 3.0 4.5 mA CREFADC Maximum capacitance for internal 6.8 µF ADC reference supply ADC ANALOG INPUTS VRNG(CH1_6) Full scale input range Channels 1–6 Positive inputs, Full scale ~ 2.60 V 0 VREF(ADC) V VRNG(CH7_10) Full scale input range Channels 7, Positive inputs, Full scale ~ 4.622 V 0 VREF(ADC) × V 10 1.78 VRNG(CH8_9) Full scale input range Channels 8, 9 Positive inputs , Full scale ~ 5.54 V 0 VREF(ADC) × V 2.13 CIN(ADC) Input capacitance (all channels) 15 pF RINADC(CH1_6) Input resistance (all channels) AVDD6-V(ANLG) >= 500mV 1 M Ω ILKGADC(CH1_6) Leakage current (all channels) ADC disabled 0.1 1 µA ADC – DC ACCURACY RES(ADC) Resolution SAR ADC 10 Bits MCD(ADC) Missing codes None None None INL(ADC) Integral Linearity Error ±3 LSB DNL(ADC) Differential non-linearity error ±1 LSB OFFZERO(ADC) Offset error Deviation from the first code transition 1 5 LSB (00..00) to (00.001) fro m the ideal AGND + 1LSB OFFCH(ADC) Offset error match between 1 5 LSB channels GAIN(ADC) Gain error Deviation in code from the ideal full scale ±8 LSB code (11 …111) for the full scale voltage GAINCH(ADC) Gain error match Any two channels 2 LSB ADC THROUGHPUT SPEED ADCCLK Sampling Clock 506 562 619 kHz ADCTCONV Sampling and conversion time Sampling time - 9X ADCCLK 16 µs conversion and settling time -11X 20 µs ADCCLK ANLGx (USER_DEFINED INPUTS) BIAS CURRENTS 00 = 0 ADC channel 1 bias current, set 01 = 3 via I2C register ADC_WAIT bits µA ANLG1, 2, or 3 pin internal pull-up I(ANLGx) 10 = 10 (ADICH2_1, ADICH2_2) current source 11 = 50 Total Accuracy –20% 20% Electrical Specifications 14 Submit Documentation Feedback |
Аналогичный номер детали - TPS658620ZQZT |
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Аналогичное описание - TPS658620ZQZT |
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