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ADN2850ACP25 Datasheet(PDF) 2 Page - Analog Devices |
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ADN2850ACP25 Datasheet(HTML) 2 Page - Analog Devices |
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2 / 20 page  REV. B –2– ADN2850–SPECIFICATIONS ELECTRICAL CHARACTERISTICS 25 k , 250 k VERSIONS Parameter Symbol Conditions Min Typ 2 Max Unit DC CHARACTERISTICS RHEOSTAT MODE (Specifications apply to all RDACs) Resistor Differential Nonlinearity 3 R-DNL RWB –2 +2 LSB Resistor Integral Nonlinearity 3 R-INL RWB –4 +4 LSB Resistance Temperature Coefficient RWB/ T 35 ppm/ °C Wiper Resistance RW VDD = 5 V, IW = 100 µA, Code = Half-scale 50 100 Ω VDD = 3 V, IW = 100 µA, Code = Half-scale 200 Ω Channel Resistance Matching RWB/RWB Ch 1 and 2 RWB, Dx = 3FFH 0.1 % Nominal Resistor Tolerance RWB –30 +30 % RESISTOR TERMINALS Terminal Voltage Range 4 VW, B VSS VDD V Capacitance 5 Bx CB f = 1 MHz, measured to GND, Code = Half-scale 11 pF Capacitance 5 Wx CW f = 1 MHz, measured to GND, Code = Half-scale 80 pF Common-Mode Leakage Current 6 ICM VW = VB = VDD/2 0.01 ±2 µA DIGITAL INPUTS AND OUTPUTS Input Logic High VIH With respect to GND, VDD = 5 V 2.4 V Input Logic Low VIL With respect to GND, VDD = 5 V 0.8 V Input Logic High VIH With respect to GND, VDD = 3 V 2.1 V Input Logic Low VIL With respect to GND, VDD = 3 V 0.6 V Input Logic High VIH With respect to GND, VDD = +2.5 V, VSS = –2.5 V 2.0 V Input Logic Low VIL With respect to GND, VDD = +2.5 V, VSS = –2.5 V 0.5 V Output Logic High (SDO, RDY) VOH RPULL-UP = 2.2 k Ω to 5 V 4.9 V Output Logic Low VOL IOL = 1.6 mA, VLOGIC = 5 V 0.4 V Input Current IIL VIN = 0 V or VDD ±2.25 µA Input Capacitance 5 CIL 5pF POWER SUPPLIES Single-Supply Power Range VDD VSS = 0 V 3.0 5.5 V Dual-Supply Power Range VDD/VSS ±2.25 ±2.75 V Positive Supply Current IDD VIH = VDD or VIL = GND, TA = 25 oC2 4.5 µA Positive Supply Current IDD VIH = VDD or VIL = GND 3.5 6.0 µA Programming Mode Current IDD(PG) VIH = VDD or VIL = GND 35 mA Read Mode Current 7 IDD(XFR) VIH = VDD or VIL = GND 0.3 3 9 mA Negative Supply Current ISS VIH = VDD or VIL = GND, VDD = +2.5 V, VSS = –2.5 V 3.5 6.0 µA Power Dissipation 8 PDISS VIH = VDD or VIL = GND 18 50 µW Power Supply Sensitivity PSS ∆VDD = 5 V ± 10% 0.002 0.01 %/% CURRENT MONITOR TERMINALS Current Sink at V1 9 I1 0.0001 10 mA Current Sink at V2 I2 10 mA DYNAMIC CHARACTERISTICS 5, 10 Resistor Noise Spectral Density eN_WB RWB_FS = 25 k Ω/250 kΩ, f = 1 kHz 20/64 nV/ √Hz Analog Crosstalk (CW1/CW2)CT VB1 = VB2 = 0 V, Measured VW1 with VW2 = 100 mV p-p @ f = 100 kHz, Code 1 = Code 2 = 200H –65 dB (VDD = 3 V to 5.5 V and –40 C < TA < +85 C, unless otherwise noted.) 1 |
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Similar Description - ADN2850ACP25 |
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