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AD5370 bảng dữ liệu(PDF) 4 Page - Analog Devices |
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AD5370 bảng dữ liệu(HTML) 4 Page - Analog Devices |
4 / 24 page Preliminary Technical Data AD5370 Rev. P rF | Page 4 of 24 SPECIFICATIONS DVCC = 2.5 V to 5.5 V; VDD = 8 V to 16.5 V; VSS = −4.5 V to −16.5 V; VREF = 3 V; AGND = DGND = SIGGND = 0 V; RL = Open Circuit; Gain (m), Offset (c) and DAC Offset registers at default values; all specifications TMIN to TMAX, unless otherwise noted. Table 2. Performance Characteristics Parameter B Version1 Unit Test Conditions/Comments2 ACCURACY Resolution 16 Bits Relative Accuracy ±4 LSB max −40°C to +85°C. Differential Nonlinearity ±1 LSB max Guaranteed monotonic by design over temperature. Offset Error ±20 mV min/max Before Calibration Gain Error ±20 mV max Before Calibration Offset Error2 100 µV max After Calibration Gain Error2 100 µV max After Calibration Gain Error of Offset DAC ±35 mV max Positive or Negative Full Scale. See Offset DACs section for details VOUT Temperature Coefficient 5 ppm FSR/°C typ Includes linearity, offset, and gain drift. DC Crosstalk2 1.5 mV max Typically 100 µV. Measured channel at mid-scale, full- scale change on any other channel REFERENCE INPUTS (VREF0, VREF1)2 VREF Input Current 60 nA max Per input. Typically ±30 nA. VREF Range 2/5 V min/max ±2% for specified operation. SIGGND INPUT (SIGGND0 TO SIGGND4)2 DC Input Impedance 55 kΩ min Typically 60 kΩ. Input Range ±0.5 V min/max OUTPUT CHARACTERISTICS2 Output Voltage Range VSS + 1.4 V min ILOAD = 1 mA. VDD − 1.4 V max ILOAD = 1 mA. Nominal Output Range -4 to +8 V Short Circuit Current 10 mA max Load Current ±1 mA max Capacitive Load Stability 2 nF max DC Output Impedance 0.5 Ω max DIGITAL INPUTS JEDEC compliant. Input High Voltage 1.7 V min IOVCC = 2.5 V to 3.6 V. 2.0 V min IOVCC = 3.6 V to 5.5 V. Input Low Voltage 0.8 V max IOVCC = 2.5 V to 5.5 V. Input Current ±1 µA max Except CLR and RESET Input Capacitance2 10 pF max DIGITAL OUTPUTS (SDO) Output Low Voltage 0.5 V max Sinking 200 µA. Output High Voltage (SDO) IOVCC − 0.5 V min Sourcing 200 µA. High Impedance Leakage Current −70 µA max SDO only. High Impedance Output Capacitance2 10 pF typ |
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