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AD5203ARU100 Arkusz danych(PDF) 2 Page - Analog Devices |
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AD5203ARU100 Arkusz danych(HTML) 2 Page - Analog Devices |
2 / 12 page –2– REV. 0 AD5203–SPECIFICATIONS ELECTRICAL CHARACTERISTICS Parameter Symbol Conditions Min Typ1 Max Units DC CHARACTERISTICS RHEOSTAT MODE Specifications Apply to All VRs Resistor Differential NL2 R-DNL RWB, VA = No Connect –0.25 ± 0.1 +0.25 LSB Resistor Nonlinearity Error2 R-INL RWB, VA = No Connect –0.5 ± 0.1 +0.5 LSB Nominal Resistor Tolerance3 ∆R AB –30 +30 % Resistance Temperature Coefficient ∆R AB/∆TVAB = VDD, Wiper = No Connect 700 ppm/ °C Wiper Resistance RW IW = 1 V/RAB 45 100 Ω Nominal Resistance Match ∆R/R O CH 1 to CH 2, VAB = VDD , TA = +25°C 0.2 1 % DC CHARACTERISTICS POTENTIOMETER DIVIDER MODE Specifications Apply to All VRs Resolution N 6 Bits Differential Nonlinearity Error 4 DNL –0.25 ± 0.1 +0.25 LSB Integral Nonlinearity Error 4 INL –0.75 ± 0.1 +0.75 LSB Voltage Divider Temperature Coefficient ∆V W/∆T Code = 20H 20 ppm/ °C Full-Scale Error VWFSE Code = 3FH –0.75 –0.2 0 LSB Zero-Scale Error VWZSE Code = 00H 0 +0.1 +0.75 LSB RESISTOR TERMINALS Voltage Range 5 VA, VB, VW 0VDD V Capacitance 6 Ax, Bx CA, CB f = 1 MHz, Measured to GND, Code = 20H 75 pF Capacitance 6 Wx CW f = 1 MHz, Measured to GND, Code = 20H 120 pF Shutdown Supply Current 7 IA_SD VA = VDD, VB = 0 V, SHDN = 0 0.01 5 µA Shutdown Wiper Resistance RW_SD VA = VDD, VB = 0 V, SHDN = 0, VDD = +5 V 45 100 Ω DIGITAL INPUTS AND OUTPUTS Input Logic High VIH VDD = +5 V 2.4 V Input Logic Low VIL VDD = +5 V 0.8 V Input Logic High VIH VDD = +3 V 2.1 V Input Logic Low VIL VDD = +3 V 0.6 V Output Logic High VOH RL = 2.2 kΩ to VDD VDD–0.1 V Output Logic Low VOL IOL = 1.6 mA, VDD = +5 V 0.4 V Input Current IIL VIN = 0 V or +5 V, VDD = +5 V ± 1 µA Input Capacitance6 CIL 5pF POWER SUPPLIES Power Supply Range VDD Range 2.7 5.5 V Supply Current (CMOS) IDD VIH = VDD or VIL = 0 V 0.01 5 µA Supply Current (TTL) 8 IDD VIH = 2.4 V or VIL = 0.8 V, VDD = +5.5 V 0.9 4 mA Power Dissipation (CMOS) 9 PDISS VIH = VDD or VIL = 0 V, VDD = +5.5 V 27.5 µW Power Supply Sensitivity PSS ∆V DD = +5 V ± 10% 0.0002 0.001 %/% PSS ∆V DD = +3 V ± 10% 0.006 0.03 %/% DYNAMIC CHARACTERISTICS 6, 10 Bandwidth –3 dB BW_10K RAB = 10 kΩ 600 kHz BW_100K RAB = 100 kΩ 71 kHz Total Harmonic Distortion THDW VA =1 V rms + 2 V dc, VB = 2 V dc, f = 1 kHz 0.003 % VW Settling Time tS_10K VA = VDD, VB = 0 V, ±1 LSB Error Band 2 µs tS_100K VA = VDD, VB = 0 V, ±1 LSB Error Band 18 µs Resistor Noise Voltage eNWB RWB = 5 kΩ, f = 1 kHz, RS = 0 9 nV/ √Hz RWB = 50 kΩ, f = 1 kHz, RS = 0 29 nV/ √Hz Crosstalk 11 CT VA = VDD, VB = 0 V –65 dB INTERFACE TIMING CHARACTERISTICS Applies to All Parts6, 12 Input Clock Pulsewidth tCH, tCL Clock Level High or Low 10 ns Data Setup Time tDS 5ns Data Hold Time tDH 5ns CLK to SDO Propagation Delay13 tPD RL = 2.2 kΩ, CL < 20 pF 1 25 ns CS Setup Time tCSS 10 ns CS High Pulsewidth tCSW 10 ns Reset Pulsewidth tRS 50 ns CLK Fall to CS Rise Hold Time tCSH 0ns CS Rise to Clock Rise Setup tCS1 10 ns (VDD = +3 V 10% or +5 V 10%, VA = +VDD, VB = 0 V, –40 C < TA < +85 C unless otherwise noted) |
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