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AD71056 bảng dữ liệu(PDF) 3 Page - Analog Devices |
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AD71056 bảng dữ liệu(HTML) 3 Page - Analog Devices |
3 / 20 page AD71056 Rev. A | Page 3 of 20 SPECIFICATIONS VDD = 5 V ± 5%, AGND = DGND = 0 V, on-chip reference, RCLKIN = 6.2 kΩ, 0.5% ± 50 ppm/°C, TMIN to TMAX = −40°C to +85°C, unless otherwise noted. Table 1. Parameter Value Unit Test Conditions/Comments ACCURACY1, 2 Measurement Error1 on Channel V1 0.1 % reading typ Channel V2 with full-scale signal (±165 mV), 25°C over a dynamic range 500 to 1, line frequency = 45 Hz to 65 Hz Phase Error1 Between Channels V1 Phase Lead 37° ±0.1 degrees max Power factor (PF) = 0.8 capacitive V1 Phase Lag 60° ±0.1 degrees max PF = 0.5 inductive AC Power Supply Rejection1 Output Frequency Variation (CF) 0.2 % reading typ S0 = S1 = 1, V1 = 21.2 mV rms, V2 = 116.7 mV rms @ 50 Hz, ripple on VDD of 200 mV rms @ 100 Hz DC Power Supply Rejection1 Output Frequency Variation (CF) ±0.3 % reading typ S0 = S1 = 1, V1 = 21.2 mV rms, V2 = 116.7 mV rms, VDD = 5 V ± 250 mV ANALOG INPUTS3 Channel V1 Maximum Signal Level ±30 mV max V1P and V1N to AGND Channel V2 Maximum Signal Level ±165 mV max V2P and V2N to AGND Input Impedance (DC) 320 kΩ min OSC = 450 kHz, RCLKIN = 6.2 kΩ, 0.5% ± 50 ppm/°C Bandwidth (–3 dB) 7 kHz nominal OSC = 450 kHz, RCLKIN = 6.2 kΩ, 0.5% ± 50 ppm/°C ADC Offset Error1, 2 ±18 mV max Gain Error1 ±4 % ideal typ External 2.5 V reference, V1 = 21.2 mV rms, V2 = 116.7 mV rms OSCILLATOR FREQUENCY (OSC) 450 kHz nominal RCLKIN = 6.2 kΩ, 0.5% ± 50 ppm/°C Oscillator Frequency Tolerance1 ±12 % reading typ Oscillator Frequency Stability1 ±30 ppm/°C typ REFERENCE INPUT REFIN/OUT Input Voltage Range 2.65 V max 2.45 V nominal 2.25 V min 2.45 V nominal Input Capacitance 10 pF max ON-CHIP REFERENCE 2.45 V nominal Reference Error ±200 mV max Temperature Coefficient ±20 ppm/°C typ LOGIC INPUTS4 SCF, S0, S1 Input High Voltage, VINH 2.4 V min VDD = 5 V ± 5% Input Low Voltage, VINL 0.8 V max VDD = 5 V ± 5% Input Current, IIN ±1 μA max Typically 10 nA, VIN = 0 V to VDD Input Capacitance, CIN 10 pF max LOGIC OUTPUTS4 F1 and F2 Output High Voltage, VOH 4.5 V min ISOURCE = 10 mA, VDD = 5 V, ISINK = 10 mA, VDD = 5 V Output Low Voltage, VOL 0.5 V max CF Output High Voltage, VOH 4 V min ISOURCE = 5 mA, VDD = 5 V, ISINK = 5 mA, VDD = 5 V Output Low Voltage, VOL 0.5 V max Frequency Output Error1, 2(CF) ±10 % ideal typ External 2.5 V reference, V1 = 21.2 mV rms, V2 = 116.7 mV rms |
Số phần tương tự - AD71056 |
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Mô tả tương tự - AD71056 |
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