ADE7816ACPZ datasheet(3/48 Pages) AD

3 / 48 page

Data Sheet

ADE7816

Rev. 0 | Page 3 of 48

SPECIFICATIONS

VDD = 3.3 V ± 10%, AGND = DGND = 0 V, on-chip reference, CLKIN = 16.384 MHz, TMIN to TMAX = −40°C to +85°C.

Table 1.

Parameter 1, 2

Min

Typ

Max

Unit

Test Conditions/Comments

ACCURACY

Active Energy Measurement

Active Energy Measurement Error

(per Channel)

0.1

Over a dynamic range of 1000 to 1, PGA = 1, 2, 4;

integrator off

0.2

Over a dynamic range of 3000 to 1, PGA = 1, 2, 4;

integrator off

0.1

Over a dynamic range of 500 to 1, PGA = 8,16;

integrator on

Phase Error Between Channels

Line frequency = 45 Hz to 65 Hz, HPF on

Power Factor (PF) = 0.8 Capacitive

±0.05

Degrees

Phase lead = 37°

PF = 0.5 Inductive

±0.05

Degrees

Phase lag = 60°

AC Power Supply Rejection

VDD = 3.3 V + 120 mV rms/120 Hz, IxP = VP =

±100 mV rms

Energy Register Variation

0.01

DC Power Supply Rejection

VDD = 3.3 V ± 330 mV dc

Energy Register Variation

0.01

Total Active Energy Measurement Bandwidth

kHz

REACTIVE ENERGY MEASUREMENT

Reactive Energy Measurement Error

(per Channel)

0.1

Over a dynamic range of 1000 to 1, PGA = 1, 2, 4;

integrator off

0.2

Over a dynamic range of 3000 to 1, PGA = 1, 2, 4;

integrator off

0.1

Over a dynamic range of 500 to 1, PGA = 8,16;

integrator on

Phase Error Between Channels

Line frequency = 45 Hz to 65 Hz, HPF on

PF = 0.8 Capacitive

±0.05

Degrees

Phase lead = 37°

PF = 0.5 Inductive

±0.05

Degrees

Phase lag = 60°

AC Power Supply Rejection

VDD = 3.3 V + 120 mV rms/120 Hz, IxP = VP =

±100 mV rms

Energy Register Variation

0.01

DC Power Supply Rejection

VDD = 3.3 V ± 330 mV dc

Energy Register Variation

0.01

Total Reactive Energy Measurement Bandwidth

kHz

RMS MEASUREMENTS

IRMS and VRMS Measurement Bandwidth

kHz

IRMS and VRMS Measurement Error

0.1

Over a dynamic range of 500 to 1; one second

of averaging (100 samples)

ANALOG INPUTS

Maximum Signal Levels

±500

mV peak

Single-ended inputs between the following

pins: IAP and IAN, IBP and IBN, ICP and ICN,

IDP and IN, IEP and IN, IFP and IN.

Input Impedance (DC)

IAP, IAN, IBP, IBN, ICP, ICN, IDP, IEP, and IFP Pins

400

kΩ

IN Pin

130

kΩ

ADC Offset Error

±2

PGA = 1, uncalibrated error, see the Terminology

section

Gain Error

±4

External 1.2 V reference

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