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AD7172-2BRUZ-RL7 датащи(PDF) 7 Page - Analog Devices |
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AD7172-2BRUZ-RL7 датащи(HTML) 7 Page - Analog Devices |
7 / 61 page AD7172-2 Data Sheet Rev. A | Page 6 of 60 Parameter Test Conditions/Comments Min Typ Max Unit LOGIC OUTPUT (DOUT/RDY) Output High Voltage, VOH1 IOVDD ≥ 4.5 V, ISOURCE = 1 mA 0.8 × IOVDD V 2.7 V ≤ IOVDD < 4.5 V, ISOURCE = 500 µA 0.8 × IOVDD V IOVDD < 2.7 V, ISOURCE = 200 µA 0.8 × IOVDD V Output Low Voltage, VOL1 IOVDD ≥ 4.5 V, ISINK = 2 mA 0.4 V 2.7 V ≤ IOVDD < 4.5 V, ISINK = 1 mA 0.4 V IOVDD < 2.7 V, ISINK = 400 µA 0.4 V Leakage Current Floating state −10 +10 µA Output Capacitance Floating state 10 pF SYSTEM CALIBRATION1 Full-Scale (FS) Calibration Limit 1.05 × FS V Zero-Scale Calibration Limit −1.05 × FS V Input Span 0.8 × FS 2.1 × FS V POWER REQUIREMENTS Power Supply Voltage AVDD1 to AVSS 3.0 5.5 V AVDD2 to AVSS 2 5.5 V AVSS to DGND −2.75 0 V IOVDD to DGND 2 5.5 V IOVDD to AVSS For AVSS < DGND 6.35 V POWER SUPPLY CURRENTS4 All outputs unloaded, digital inputs connected to IOVDD or DGND Full Operating Mode AVDD1 Current AVDD1 = 5 V Typical, 5.5 V Maximum AIN± and REF± buffers disabled; external reference 0.23 0.27 mA AIN± and REF± buffers disabled; internal reference 0.4 0.48 mA AIN± and REF± buffers enabled; internal reference 1.9 2.35 mA Each buffer: AIN± and REF± 0.38 mA AVDD1 = 3.3 V Typical, 3.6 V Maximum1 AIN± and REF± buffers disabled; external reference 0.15 0.19 mA AIN± and REF± buffers disabled; internal reference 0.33 0.39 mA AIN± and REF± buffers enabled; internal reference 1.65 2.1 mA Each buffer: AIN± and REF± 0.33 mA AVDD2 Current External reference 1 1.1 mA Internal reference 1.3 1.45 mA IOVDD Current External clock 0.33 0.5 mA Internal clock 0.61 0.82 mA External crystal 0.98 mA Standby Mode Standby (LDO On) Reference off, total current consumption 32 µA Reference on, total current consumption 420 µA Power-Down Mode Full power-down, LDO, REF± 1 10 µA |
Аналогичный номер детали - AD7172-2BRUZ-RL7 |
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Аналогичное описание - AD7172-2BRUZ-RL7 |
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