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AD5228BUJZ50-R2 Datasheet(PDF) 3 Page - Analog Devices |
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AD5228BUJZ50-R2 Datasheet(HTML) 3 Page - Analog Devices |
3 / 20 page AD5228 Rev. A | Page 3 of 20 ELECTRICAL CHARACTERISTICS 10 kΩ, 50 kΩ, 100 kΩ versions: VDD = 3 V ± 10% or 5 V ± 10%, VA = VDD, VB = 0 V, −40°C < TA < +105°C, unless otherwise noted. Table 2. Parameter Symbol Conditions Min Typ1 Max Unit DC CHARACTERISTICS, RHEOSTAT MODE Resistor Differential Nonlinearity2 R-DNL RWB, A terminal = no connect −0.5 ±0.05 +0.5 LSB Resistor Integral Nonlinearity2 R-INL RWB, A terminal = no connect −0.5 ±0.1 +0.5 LSB Nominal Resistor Tolerance3 ∆RAB/RAB −20 +20 % Resistance Temperature Coefficient (∆RAB/RAB) × 104/∆T 35 ppm/°C Wiper Resistance RW VDD = 2.7 V 100 250 Ω VDD = 2.8 V to 5.5 V 50 200 Ω DC CHARACTERISTICS, POTENTIOMETER DIVIDER MODE (Specifications apply to all RDACs) Resolution N 5 Bits Integral Nonlinearity3 INL −0.5 ±0.05 +0.5 LSB Differential Nonlinearity3, 5 DNL −0.5 ±0.05 +0.5 LSB Voltage Divider Temperature Coefficient (∆VW/VW) × 104/∆T Midscale 5 ppm/°C Full-Scale Error VWFSE ≥+15 steps from midscale −1 .2 −0.5 0 LSB Zero-Scale Error VWZSE ≤−16 steps from midscale 0 0.3 0.6 LSB RESISTOR TERMINALS Voltage Range6 VA, B, W With respect to GND 0 VDD V Capacitance4 A, B CA, B f = 1 MHz, measured to GND 140 pF Capacitance4 W CW f = 1 MHz, measured to GND 150 pF Common-Mode Leakage ICM VA = VB = VW 1 nA PU, PD INPUTS Input High VIH VDD = 5 V 2.4 5.5 V Input Low VIL VDD = 5 V 0 0.8 V Input Current II VIN = 0 V or 5 V ±1 μA Input Capacitance4 CI 5 pF POWER SUPPLIES Power Supply Range VDD VDD = 5 V, PU = PD = VDD 2.7 5.5 V Supply Standby Current IDD_STBY 0.4 3 μA Supply Active Current7 IDD_ACT VDD = 5 V, PU or PD = 0 V 50 110 μA Power Dissipation7, 8 PDISS VDD = 5 V 17 μW Power Supply Sensitivity PSSR VDD = 5 V ± 10% 0.01 0.05 %/% Footnotes on next page. |
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