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AD7839ASZ Datasheet(PDF) 2 Page - Analog Devices |
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AD7839ASZ Datasheet(HTML) 2 Page - Analog Devices |
2 / 12 page –2– REV. 0 AD7839–SPECIFICATIONS (VCC = +5 V 5%; VDD = +15 V 5%; VSS = –15 V 5%; GND = DUTGND = 0 V; RL = 5 k and CL = 50 pF to GND, TA 1 = T MIN to TMAX, unless otherwise noted.) Parameter A Version Units Test Conditions/Comments ACCURACY Resolution 13 Bits Relative Accuracy ±2 LSB max Typically ±0.5 LSB Differential Nonlinearity ±0.9 LSB max Guaranteed Monotonic Over Temperature Zero-Scale Error ±4LSB max VREF(+) = +5 V, VREF(–) = –5 V. Typically within ±1 LSB Full-Scale Error ±4LSB max VREF(+) = +5 V, VREF(–) = –5 V. Typically within ±1 LSB Gain Error ±1 LSB typ VREF(+) = +5 V, VREF(–) = –5 V Gain Temperature Coefficient 2 0.5 ppm FSR/ °C typ 10 ppm FSR/ °C max DC Crosstalk2 120 µV max See Terminology. Typically 75 µV REFERENCE INPUTS 2 DC Input Impedance 100 M Ω typ Input Current ±1 µA max Per Input. Typically ±0.03 µA VREF(+) Range 0/+5 V min/max VREF(–) Range –5/0 V min/max [VREF(+) – VREF(–)] +2/+10 V min/max For Specified Performance. Can Go as Low as 0 V, but Performance Not Guaranteed DUTGND INPUTS 2 DC Input Impedance 60 k Ω typ Max Input Current ±0.3 mA typ Per Input Input Range –2/+2 V min/max OUTPUT CHARACTERISTICS 2 Output Voltage Swing ±10 V min 2 × (V REF(–) + [VREF(+) – VREF(–)] × D) – V DUTGND Short Circuit Current 15 mA max Resistive Load 5 k Ω min To 0 V Capacitive Load 50 pF max To 0 V DC Output Impedance 0.5 Ω max DIGITAL INPUTS 2 VINH, Input High Voltage 2.4 V min VINL, Input Low Voltage 0.8 V max IINH, Input Current Total for All Pins @ +25 °C1 µA max TMIN to TMAX ±10 µA max CIN, Input Capacitance 10 pF max POWER REQUIREMENTS 3 VCC +4.75/+5.25 V min/max For Specified Performance VDD +14.25/+15.75 V min/max For Specified Performance VSS –14.25/–15.75 V min/max For Specified Performance Power Supply Sensitivity 2 ∆Full Scale/∆V DD 90 dB typ ∆Full Scale/∆V SS 90 dB typ ICC 0.5 mA max VINH = VCC, VINL = GND. Dynamic Current IDD 10 mA max Outputs Unloaded. Typically 8 mA ISS 10 mA max Outputs Unloaded. Typically 8 mA NOTES 1Temperature range for A Version: –40 °C to +85°C 2Guaranteed by characterization. Not production tested. 3The AD7839 is functional with power supplies of ± 12 V ± 10% with reduced output range. At 12 V it is recommended to restrict reference range to ± 4 V due to output amplifier headroom limitations Specifications subject to change without notice. |
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