EVAL-ADE7759E Ver la hoja de datos (PDF) - Analog Devices
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EVAL-ADE7759E Datasheet PDF : 32 Pages
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ADE7759
SPECIFICATIONS1 (AVDD = DVDD = 5 V ؎ 5%, AGND = DGND = 0 V, On-Chip Reference, CLKIN = 3.579545 MHz XTAL,
TMIN to TMAX = –40؇C to +85؇C unless otherwise noted.)
Parameter
Spec Unit
Test Conditions/Comments
ENERGY MEASUREMENT ACCURACY
Measurement Bandwidth
Measurement Error1 on Channel 1
Channel 1 Range = 0.5 V Full-Scale
Gain = 1
Gain = 2
Gain = 4
Gain = 8
Gain = 16
Channel 1 Range = 0.25 V Full-Scale
Gain = 1
Gain = 2
Gain = 4
Gain = 8
Gain = 16
Channel 1 Range = 0.125 V Full-Scale
Gain = 1
Gain = 2
Gain = 4
Gain = 8
Gain = 16
Phase Error1 between Channels
AC Power Supply Rejection1
Output Frequency Variation (CF)
14
0.1
0.1
0.1
0.1
0.2
0.1
0.1
0.1
0.2
0.2
0.1
0.1
0.2
0.2
0.4
± 0.05
0.2
kHz
% typ
% typ
% typ
% typ
% typ
% typ
% typ
% typ
% typ
% typ
% typ
% typ
% typ
% typ
% typ
° max
% typ
DC Power Supply Rejection1
Output Frequency Variation (CF)
± 0.3 % typ
CLKIN = 3.579545 MHz
Channel 2 = 300 mV rms/60 Hz, Gain = 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Over a Dynamic Range 1000 to 1
Line Frequency = 45 Hz to 65 Hz, HPF on
AVDD = DVDD = 5 V + 175 mV rms/120 Hz
Channel 1 = 20 mV rms/60 Hz, Gain = 16, Range = 0.5 V
Channel 2 = 300 mV rms/60 Hz, Gain = 1
AVDD = DVDD = 5 V ± 250 mV dc
Channel 1 = 20 mV rms/60 Hz, Gain = 16, Range = 0.5 V
Channel 2 = 300 mV rms/60 Hz, Gain = 1
ANALOG INPUTS
Maximum Signal Levels
Input Impedance (DC)
Bandwidth
Gain Error1, 3
Channel 1
Range = 0.5 V Full-Scale
Range = 0.25 V Full-Scale
Range = 0.125 V Full-Scale
Channel 2
Gain Error Match1
Channel 1
Range = 0.5 V Full-Scale
Range = 0.25 V Full-Scale
Range = 0.125 V Full-Scale
Channel 2
Offset Error1
Channel 1
Channel 2
See Analog Inputs Section
± 0.5 V max V1P, V1N, V2N, and V2P to AGND
390 kΩ min
14
kHz
CLKIN/256, CLKIN = 3.579545 MHz
External 2.5 V Reference, Gain = 1 on Channel 1 and 2
±4
% typ
V1 = 0.5 V dc
±4
% typ
V1 = 0.25 V dc
±4
% typ
V1 = 0.125 V dc
±4
% typ
V2 = 0.5 V dc
External 2.5 V Reference
± 0.3 % typ
± 0.3 % typ
± 0.3 % typ
± 0.3 % typ
Gain = 1, 2, 4, 8, 16
Gain = 1, 2, 4, 8, 16
Gain = 1, 2, 4, 8, 16
Gain = 1, 2, 4, 8, 16
± 10 mV max Gain = 1
± 10 mV max Gain = 1
WAVEFORM SAMPLING
Channel 1
Signal-to-Noise plus Distortion
Bandwidth (–3 dB)
Channel 2
Signal-to-Noise plus Distortion
Bandwidth (–3 dB)
Sampling CLKIN/128, 3.579545 MHz/128 = 27.9 kSPS
See Channel 1 Sampling
62
dB typ 150 mV rms/60 Hz, Range = 0.5 V, Gain = 2
14
kHz
CLKIN = 3.579545 MHz
See Channel 2 Sampling
52
dB typ 150 mV rms/60 Hz, Gain = 2
156 Hz
CLKIN = 3.579545 MHz
REV. 0
–3–
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