ade7880 Analog Devices, Inc., ade7880 Datasheet - Page 5

• Manufacturer Part Number: ade7880
• Description: Polyphase Multifunction Energy Metering Ic With Harmonic Monitoring
• Manufacturer: Analog Devices, Inc.

Preliminary Technical Data
SPECIFICATIONS
VDD = 3.3 V ± 10%, AGND = DGND = 0 V, on-chip reference, CLKIN = 16.384 MHz, T
Table 1.
Parameter
ACCURACY
REACTIVE ENERGY MEASUREMENT
ACTIVE ENERGY MEASUREMENT
AC Power Supply Rejection
Output Frequency Variation
DC Power Supply Rejection
Output Frequency Variation
Total Active Energy Measurement
Reactive Energy Measurement Error
Active Energy Measurement Error
Fundamental Active Energy
Phase Error Between Channels
Bandwidth (-3dB)
(per Phase)
Fundamental Reactive Energy
Phase Error Between Channels
(per Phase)
Total Active Energy
Power Factor (PF) = 0.8 Capacitive
PF = 0.5 Inductive
PF = 0.8 Capacitive
1, 2
Min
Typ
0.1
0.2
0.1
0.2
0.1
0.2
0.1
0.2
0.01
0.01
3.3
0.1
0.2
0.1
0.2
Rev. PrE | Page 5 of 103
Max
±0.05
±0.05
±0.05
Unit
%
%
%
%
%
%
%
%
Degrees
Degrees
%
%
kHz
%
%
%
%
Degrees
MIN
to T
Test Conditions/Comments
Over a dynamic range of 1000 to 1, PGA = 1, 2,
4; integrator off, pf=1, gain compensation
only
Over a dynamic range of 5000 to 1, PGA = 1, 2,
4; integrator off, pf=1
Over a dynamic range of 500 to 1, PGA = 8,
16; integrator on, pf=1, gain compensation
only
Over a dynamic range of 2000 to 1, PGA = 8,
16; integrator on, pf=1
Over a dynamic range of 1000 to 1, PGA = 1, 2,
4; integrator off, pf=1, gain compensation
only
Over a dynamic range of 5000 to 1, PGA = 1, 2,
4; integrator off, pf=1
Over a dynamic range of 500 to 1, PGA = 8,
16; integrator on, pf=1, gain compensation
only
Over a dynamic range of 2000 to 1, PGA = 8,
16; integrator on, pf=1
Line frequency = 45 Hz to 65 Hz, HPF on
Phase lead 37°
Phase lag 60°
VDD = 3.3 V + 120 mV rms/120 Hz, IPx = VPx
= ± 100 mV rms
VDD = 3.3 V ± 330 mV dc
Over a dynamic range of 1000 to 1, PGA = 1, 2,
4; integrator off, pf=1, gain compensation
only
Over a dynamic range of 5000 to 1, PGA = 1, 2,
4; integrator off, pf=1
Over a dynamic range of 500 to 1, PGA = 8,
16; integrator on, pf=1, gain compensation
only
Over a dynamic range of 2000 to 1, PGA = 8,
16; integrator on, pf=1
Line frequency = 45 Hz to 65 Hz, HPF on
Phase lead 37°
MAX
= −40°C to +85°C.
ADE7880