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AD7641BSTZ Datasheet(PDF) 3 Page - Analog Devices |
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AD7641BSTZ Datasheet(HTML) 3 Page - Analog Devices |
3 / 14 page Preliminary Technical Data AD7631/AD7634 Rev. PrC | Page 3 of 14 SPECIFICATIONS AVDD = DVDD = 5 V; OVDD = 2.7 V to 5.5 V; VCC = 15V; VEE = -15V; VREF = 5 V; all specifications TMIN to TMAX, unless otherwise noted. Table 2. Parameter Conditions Min Typ Max Unit RESOLUTION 18 Bits ANALOG INPUT T 1 Differential Voltage Range 0 to 5V VIN+ - VIN− -VREF VREF 0 to 10V VIN+ - VIN− -2VREF 2VREF ±5V VIN+ - VIN− -2VREF 2VREF ±10V VIN+ - VIN− -4VREF 4VREF Operating Input Voltage Range 0 to 5V (VIN+, VIN−) to AGND -0.1V VREF + 0.1V 0 to 10V (VIN+, VIN−) to AGND -0.1V 2VREF + 0.1V ±5V (VIN+, VIN−) to AGND -VREF – 0.1V VREF + 0.1V ±10V (VIN+, VIN−) to AGND -2VREF – 0.1V 2VREF + 0.1V Common Mode Voltage range 0 to 5V VIN+, VIN− VREF/2 – 0.1V VREF/2 VREF/2 + 0.1V 0 to 10V VIN+, VIN− VREF – 0.2V VREF VREF + 0.2V Bipolar ranges VIN+, VIN− –0.1V 0 0.1V Analog Input CMRR fIN = 100 kHz TBD dB Input Current @ 670 kSPS throughput TBD μA Input Current @ 250 kSPS throughput TBD μA Input Impedance THROUGHPUT SPEED Complete Cycle AD7634 in Warp mode 1.49 μs Throughput Rate AD7634 in Warp mode 1 670 kSPS Time between Conversions AD7634 in Warp mode 1 ms Complete Cycle AD7634 in Normal mode 1.75 μs Throughput Rate AD7634 in Normal mode 0 570 kSPS Complete Cycle AD7634 in Impulse 2.22 μs Throughput Rate AD7634 in Impulse mode 0 450 kSPS Complete Cycle AD7631 4 μs Throughput Rate AD7631 0 250 kSPS DC ACCURACY Integral Linearity Error2 VREF = 5V, PDREF = PDBUF = High ±1.75 LSB3 No Missing Codes 18 Bits Differential Linearity Error −1 +2 LSB Transition Noise 0.75 LSB Bipolar Offset Error 10 LSB Bipolar Offset Error Temperature Drift TBD ppm/°C Bipolar Full-Scale Error ±60 LSB Bipolar Full-Scale Error Temperature Drift TBD ppm/°C Power Supply Sensitivity AVDD = 5 V ± 5% TBD LSB |
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