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AD5331 Datasheet(PDF) 3 Page - Analog Devices |
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AD5331 Datasheet(HTML) 3 Page - Analog Devices |
3 / 24 page AD5346/AD5347/AD5348 Rev. 0 | Page 3 of 24 SPECIFICATIONS Table 1. VDD = 2.5 V to 5.5 V; VREF = 2 V; RL = 2 kΩ to GND; CL = 200 pF to GND; all specifications TMIN to TMAX, unless otherwise noted B Version1 Parameter2 Min Typ Max Unit Conditions/Comments DC PERFORMANCE3,4 AD5346 Resolution 8 Bits Relative Accuracy ±0.15 ±1 LSB Differential Nonlinearity ±0.02 ±0.25 LSB Guaranteed monotonic by design over all codes AD5347 Resolution 10 Bits Relative Accuracy ±0.5 ±4 LSB Differential Nonlinearity ±0.05 ±0.5 LSB Guaranteed monotonic by design over all codes AD5348 Resolution 12 Bits Relative Accuracy ±2 ±16 LSB Differential Nonlinearity ±0.2 ±1 LSB Guaranteed monotonic by design over all codes Offset Error ±0.4 ±3 % of FSR Gain Error ±0.1 ±1 % of FSR Lower Deadband5 10 60 mV Lower deadband exists only if offset error is negative Upper Deadband5 10 60 mV VDD = 5 V; upper deadband exists only if VREF = VDD Offset Error Drift6 –12 ppm of FSR/°C Gain Error Drift6 –5 ppm of FSR/°C DC Power Supply Rejection Ratio6 –60 dB ∆VDD = ±10% DC Crosstalk6 200 µV RL = 2 kΩ to GND, 2 kΩ to VDD; CL = 200 pF to GND; Gain = +1 DAC REFERENCE INPUT6 VREF Input Range 1 VDD V Buffered reference mode VREF Input Range 0.25 VDD V Unbuffered reference mode VREF Input Impedance >10 MΩ Buffered reference mode and power-down mode 90 kΩ Gain = +1; input impedance = RDAC 45 kΩ Gain = +2; input impedance = RDAC Reference Feedthrough –90 dB Frequency = 10 kHz Channel-to-Channel Isolation –75 dB Frequency = 10 kHz OUTPUT CHARACTERISTICS6 Minimum Output Voltage4, 7 0.001 V min Rail-to-rail operation Maximum Output Voltage4, 7 VDD – 0.001 V max DC Output Impedance 0.5 Ω Short Circuit Current 25 mA VDD = 5 V 16 mA VDD = 3 V Power-Up Time 2.5 µs Coming out of power-down mode; VDD = 5 V 5 µs Coming out of power-down mode; VDD = 3 V LOGIC INPUTS 6 Input Current ±1 µA VIL, Input Low Voltage 0.8 V VDD = 5 V ±10% 0.7 V VDD = 3 V ±10% 0.6 V VDD = 2.5 V VIH, Input High Voltage 1.7 V VDD = 2.5 V to 5.5 V Pin Capacitance 5 pF |
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