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ADE7755ARSZ Datasheet(PDF) 3 Page - Analog Devices |
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ADE7755ARSZ Datasheet(HTML) 3 Page - Analog Devices |
3 / 20 page ADE7755 Rev. A | Page 3 of 20 SPECIFICATIONS AVDD = DVDD = 5 V ± 5%, AGND = DGND = 0 V, on-chip reference, CLKIN = 3.58 MHz, TMIN to TMAX = −40°C to +85°C. Table 1. Parameter Min Typ Max Unit Test Conditions/Comments ACCURACY1, 2 Measurement Error1 on Channel 1 Channel 2 with full-scale signal (±660 mV), 25°C Gain = 1 0.1 % reading Over a dynamic range of 500 to 1 Gain = 2 0.1 % reading Over a dynamic range of 500 to 1 Gain = 8 0.1 % reading Over a dynamic range of 500 to 1 Gain = 16 0.1 % reading Over a dynamic range of 500 to 1 Phase Error1 Between Channels Line frequency = 45 Hz to 65 Hz V1 Phase Lead 37° (PF = 0.8 Capacitive) ±0.1 Degrees AC/DC = 0 and AC/DC = 1 V1 Phase Lag 60° (PF = 0.5 Inductive) ±0.1 Degrees AC/DC = 0 and AC/DC = 1 AC Power Supply Rejection1 AC/DC = 1, S0 = S1 = 1, G0 = G1 = 0 Output Frequency Variation (CF) 0.2 % reading V1 = 100 mV rms, V2 = 100 mV rms @ 50 Hz, ripple on AVDD of 200 mV rms @ 100 Hz DC Power Supply Rejection1 AC/DC = 1, S0 = S1 = 1, G0 = G1 = 0 Output Frequency Variation (CF) ±0.3 % reading V1 = 100 mV rms, V2 = 100 mV rms, AVDD = DVDD = 5 V ± 250 mV ANALOG INPUTS See the Analog Inputs section Maximum Signal Levels ±1 V V1P, V1N, V2N, and V2P to AGND Input Impedance (DC) 390 kΩ CLKIN = 3.58 MHz −3 dB Bandwidth 14 kHz CLKIN/256, CLKIN = 3.58 MHz ADC Offset Error1, 2 ±25 mV Gain = 11, 2 Gain Error1 ±7 % ideal External 2.5 V reference, gain = 1 V1 = 470 mV dc, V2 = 660 mV dc Gain Error Match1 ±0.2 % ideal External 2.5 V reference REFERENCE INPUT REFIN/OUT Input Voltage Range 2.7 V 2.5 V + 8% 2.3 V 2.5 V − 8% Input Impedance 3.2 kΩ Input Capacitance 10 pF ON-CHIP REFERENCE Nominal 2.5 V Reference Error ±200 mV Temperature Coefficient ±30 ppm/°C CLKIN Note all specifications for CLKIN of 3.58 MHz Input Clock Frequency 4 MHz 1 MHz LOGIC INPUTS3 SCF, S0, S1, AC/DC, RESET, G0, and G1 Input High Voltage, VINH 2.4 V DVDD = 5 V ± 5% Input Low Voltage, VINL 0.8 V DVDD = 5 V ± 5% Input Current, IIN ±3 μA Typically 10 nA, VIN = 0 V to DVDD Input Capacitance, CIN 10 pF LOGIC OUTPUTS3 F1 and F2 Output High Voltage, VOH 4.5 V ISOURCE = 10 mA, DVDD = 5 V Output Low Voltage, VOL 0.5 V ISINK = 10 mA, DVDD = 5 V CF and REVP Output High Voltage, VOH 4 V ISOURCE = 5 mA, DVDD = 5 V Output Low Voltage, VOL 0.5 V ISINK = 5 mA, DVDD = 5 V |
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