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AD5280BRUZ200 Datasheet(PDF) 3 Page - Analog Devices |
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AD5280BRUZ200 Datasheet(HTML) 3 Page - Analog Devices |
3 / 28 page AD5280/AD5282 Rev. C | Page 3 of 28 SPECIFICATIONS ELECTRICAL CHARACTERISTICS VDD = +15 V, VSS = 0 V or VDD = +5 V, VSS = −5 V; VLOGIC = 5 V, VA = +VDD, VB = 0 V; −40°C < TA < +85°C, unless otherwise noted. Table 1. Parameter Symbol Conditions Min Typ1 Max Unit DC CHARACTERISTICS–RHEOSTAT MODE Resistor Differential NL2 R-DNL RWB, VA = NC −1 ±1/4 +1 LSB Resistor Nonlinearity2 R-INL RWB, VA = NC −1 ±1/4 +1 LSB Nominal Resistor Tolerance3 ΔRAB TA = 25°C −30 +30 % Resistance Temperature Coefficient (∆RAB/RAB)/∆T x 106 VAB = VDD, wiper = no connect 30 ppm/°C Wiper Resistance RW IW = VDD/R, VDD = 3 V or 5 V 60 150 Ω DC CHARACTERISTICS–POTENTIOMETER DIVIDER MODE (specifications apply to all VRs) Resolution N 8 Bits Integral Nonlinearity4 INL −1 ±1/4 +1 LSB Differential Nonlinearity4 DNL −1 ±1/4 +1 LSB Voltage Divider Temperature Coefficient (∆VW/VW)/∆T x 106 Code = 0x80 5 ppm/°C Full-Scale Error VWFSE Code = 0xFF −2 −1 0 LSB Zero-Scale Error VWZSE Code = 0x00 0 +1 +2 LSB RESISTOR TERMINALS Voltage Range5 VA, VB, VW VSS VDD V Capacitance A, B6 CA, CB f = 5 MHz, measured to GND, Code = 0x80 25 pF Capacitance W6 CW f = 1 MHz, measured to GND, Code = 0x80 55 pF Common-Mode Leakage ICM VA = VB = VW 1 nA Shutdown Current ISHDN 5 μA DIGITAL INPUTS AND OUTPUTS Input Logic High VIH 0.7 × VL VL + 0.5 V Input Logic Low VIL 0 0.3 × VL V Output Logic High (O1, O2) VIH 4.9 V Output Logic Low (O1, O2) VIL 0.4 V Input Current IIL VIN = 0 V or 5 V ±1 μA Input Capacitance6 CIL 5 pF POWER SUPPLIES Logic Supply VLOGIC 2.7 VDD V Power Single-Supply Range VDD RANGE VSS = 0 V 4.5 16.5 V Power Dual-Supply Range VDD/SS RANGE ±4.5 ±5.5 V Logic Supply Current ILOGIC VLOGIC = 5 V 60 μA Positive Supply Current IDD VIH = 5 V or VIL = 0 V 0.1 1 μA Negative Supply Current ISS 0.1 1 μA Power Dissipation7 PDISS VIH = 5 V or VIL = 0 V, VDD = +5 V, VSS = −5 V 0.2 0.3 mW Power Supply Sensitivity PSS 0.002 0.01 %/% DYNAMIC CHARACTERISTICS6, 8, 9 Bandwidth −3 dB BW_20K RAB = 20 kΩ, Code = 0x80 310 kHz BW_50K RAB = 50 kΩ, Code = 0x80 150 kHz BW_200K RAB = 200 kΩ, Code = 0x80 35 kHz |
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