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AD5390BCP-5-REEL7 Datasheet(PDF) 7 Page - Analog Devices |
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AD5390BCP-5-REEL7 Datasheet(HTML) 7 Page - Analog Devices |
7 / 44 page AD5390/AD5391/AD5392 Rev. A | Page 7 of 44 AD5390-3/AD5391-3/AD5392-3 SPECIFICATIONS AVDD = 2.7 V to 3.6 V; DVDD = 2.7 V to 5.5 V; AGND = DGND = 0 V; REFIN = 1.25 V external. All specifications TMIN to TMAX, unless otherwise noted. Table 4. Parameter AD5390-31 AD5392-3 1 AD5391-3 1 Unit Test Conditions/Comments ACCURACY Resolution 14 12 Bits Relative Accuracy ±4 ±1 LSB max Differential Nonlinearity −1/+2 ±1 LSB max Guaranteed monotonic over temperature. Zero-Scale Error 4 4 mV max Offset Error ±4 ±4 mV max Measured at code 64 in the linear region. Offset Error TC ±5 ±5 µV/°C typ Gain Error ±0.024 ±0.024 % FSR max At 25°C. ±0.1 ±0.1 % FSR max TMIN to TMAX. Gain Temperature Coefficient 2 2 2 ppm FSR/°C typ DC Crosstalk 0.5 0.5 mV max REFERENCE INPUT/OUTPUT Reference Input2 Reference Input Voltage 1.25 1.25 V ±1% for specified performance. DC Input Impedance 1 1 MΩ min Typically 100 MΩ. Input Current ±1 ±1 µA max Typically ±30 nA. Reference Range 1 V to AVDD/2 1 V to AVDD/2 V min/max Reference Output3 Enabled via internal/external bit in control register. REF select bit in control register selects the reference voltage. Output Voltage 1.245/1.255 1.245/1.255 V min/max At ambient. Optimized for 1.25 V operation. 2.47/2.53 2.47/2.53 V min/max At ambient when 2.5 V reference is selected. Reference TC ±10 ±10 ppm max Temperature range: 25°C to 85°C. ±15 ±15 ppm max Temperature range: −40°C to +85°C. Output Impedance 2.2 2.2 kΩ typ OUTPUT CHARACTERISTICS 2 Output Voltage Range4 0/AVDD 0/AVDD V min/max Short-Circuit Current 40 40 mA max Load Current ±1 ±1 mA max Capacitive Load Stability RL = ∞ 200 200 pF max RL = 5 kΩ 1,000 1,000 pF max DC Output Impedance 0.5 0.5 Ω max MONITOR OUTPUT PIN 2 Output Impedance 500 500 Ω typ Three-State Leakage Current 100 100 nA typ LOGIC INPUTS 2 DVDD = 2.7 V to 5.5 V. VIH, Input High Voltage 2 2 V min VIL, Input Low Voltage 0.8 0.8 V max Input Current ±10 ±10 µA max Total for all pins. TA = TMIN to TMAX. Pin Capacitance 10 10 pF max Logic Inputs (SCL, SDA Only) VIH, Input High Voltage 0.7 DVDD 0.7 DVDD V min SMBus-compatible at DVDD < 3.6 V. VIL, Input Low Voltage 0.3 DVDD 0.3 DVDD V max SMBus-compatible at DVDD < 3.6 V. IIN, Input Leakage Current ±1 ±1 µA max VHYST, Input Hysteresis 0.05 DVDD 0.05 DVDD V min |
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