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AD5231BRU50 bảng dữ liệu(PDF) 2 Page - Analog Devices |
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AD5231BRU50 bảng dữ liệu(HTML) 2 Page - Analog Devices |
2 / 24 page REV. 0 –2– AD5231–SPECIFICATIONS ELECTRICAL CHARACTERISTICS 10 k , 50 k , 100 k VERSIONS Parameter Symbol Conditions Min Typ1 Max Unit DC CHARACTERISTICS RHEOSTAT MODE Resistor Differential Nonlinearity 2 R-DNL RWB, VA = NC, Monotonic –1 ±1/2 +1.8 LSB Resistor Integral Nonlinearity 2 R-INL RWB, VA = NC –0.2 +0.2 % FS Nominal Resistor Tolerance RWB D = 3FFH –40 +20 % Resistance Temperature Coefficient RAB/ T 600 ppm/ °C Wiper Resistance RW IW = 100 µA, V DD = 5.5 V, 15 100 Ω Code = Half-Scale IW = 100 µA, V DD = 3 V, 50 Ω Code = Half-Scale DC CHARACTERISTICS POTENTIOMETER DIVIDER MODE Resolution N 10 Bits Differential Nonlinearity 3 DNL Monotonic, TA = 25 °C–1 ±1/2 +1 LSB Monotonic, TA = –40 °C or +85°C –1 +1.25 LSB Integral Nonlinearity 3 INL –0.4 +0.4 % FS Voltage Divider Temperature Coefficient VW/ T Code = Half-Scale 15 ppm/ °C Full-Scale Error VWFSE Code = Full-Scale –3 0 % FS Zero-Scale Error VWZSE Code = Zero-Scale 0 +1.5 % FS RESISTOR TERMINALS Terminal Voltage Range 4 VA, B, W VSS VDD V Capacitance 5 A, B CA, B f = 1 MHz, Measured to GND, 50 pF Code = Half-Scale Capacitance 5 WC W f = 1 MHz, Measured to GND, 50 pF Code = Half-Scale Common-Mode Leakage Current 5, 6 ICM VW = VDD/2 0.01 1 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 ±2.5 µA Input Capacitance 5 CIL 4pF Output Current 5 IO1, IO2 VDD = 5 V, VSS = 0 V, TA = 25 °C50 mA VDD = 2.5 V, VSS = 0 V, TA = 25 °C7 mA POWER SUPPLIES Single-Supply Power Range VDD VSS = 0 V 2.7 5.5 V Dual-Supply Power Range VDD/VSS ±2.25 ±2.75 V Positive Supply Current IDD VIH = VDD or VIL = GND 2.7 10 µA Programming Mode Current IDD(PG) VIH = VDD or VIL = GND 40 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 0.5 10 µA Power Dissipation 8 PDISS VIH = VDD or VIL = GND 0.018 0.05 mW Power Supply Sensitivity 5 I O IOL PSS VDD = 5 V ± 10% 0.002 0.01 %/% DYNAMIC CHARACTERISTICS 5, 9 Bandwidth BW –3 dB, R = 10 k Ω/50 kΩ/100 kΩ 370/85/44 kHz Total Harmonic Distortion THDW VA = 1 VRMS, VB = 0 V, f = 1 kHz, RAB = 10 k Ω 0.022 % Total Harmonic Distortion THDW VA = 1 VRMS, VB = 0 V, f = 1 kHz, RAB = 50 k Ω, 100 kΩ 0.045 % (VDD = 3 V 10% or 5 V 10% and VSS = 0 V, VA = +VDD, VB = 0 V, –40 C < TA < +85 C, unless otherwise noted.) |
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Mô tả tương tự - AD5231BRU50 |
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