ADE7878ACPZ Analog Devices Inc, ADE7878ACPZ Datasheet - Page 9

• Manufacturer Part Number: ADE7878ACPZ
• Description: IC ENERGY METERING 3PH 40LFCSP
• Manufacturer: Analog Devices Inc

Specifications of ADE7878ACPZ

• Input Impedance: 400 KOhm
• Measurement Error: 0.1%
• Voltage - I/o High: 2.4V
• Voltage - I/o Low: 0.4V
• Current - Supply: 22mA
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 40-WFQFN, CSP Exposed Pad
• Meter Type: 3 Phase
• Supply Voltage Range: 3V To 3.6V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: LFCSP
• No. Of Pins: 40
• Msl: MSL 1 - Unlimited
• Peak Reflow Compatible (260 C): Yes
• Supply Voltage Min: 3V
• Rohs Compliant: Yes
• Leaded Process Compatible: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Parameter
RMS MEASUREMENTS
MEAN ABSOLUTE VALUE (MAV)
ANALOG INPUTS
WAVEFORM SAMPLING
TIME INTERVAL BETWEEN PHASES
CF1, CF2, CF3 PULSE OUTPUTS
REFERENCE INPUT
ON-CHIP REFERENCE
DC Power Supply Rejection
Output Frequency Variation
Total Reactive Energy Measurement
I rms and V rms Measurement
I rms and V rms Measurement Error
MEASUREMENT (ADE7868 AND ADE7878)
I mav Measurement Bandwidth (PSM1
I mav Measurement Error (PSM1 Mode)
Maximum Signal Levels
Input Impedance (DC)
ADC Offset Error
Gain Error
Current and Voltage Channels
Bandwidth (−3 dB)
Measurement Error
Maximum Output Frequency
Duty Cycle
Active Low Pulse Width
Jitter
REF
Input Capacitance
PSM0 and PSM1 Modes
Bandwidth
Bandwidth
(PSM0 Mode)
Mode)
IAP, IAN, IBP, IBN, ICP, ICN, VAP, VBP,
VN Pin
Signal-to-Noise Ratio, SNR
Signal-to-Noise-and-Distortion Ratio,
Reference Error
Output Impedance
Temperature Coefficient
IN/OUT
and VCP Pins
SINAD
Input Voltage Range
1, 2
Min
400
130
1.1
1.2
Typ
0.01
2
2
0.1
260
0.5
±2
±4
70
60
2
0.3
8
50
(1 + 1/CFDEN)
× 50%
80
0.04
±2
10
Rev. D | Page 9 of 96
Max
±500
1.3
10
50
ADE7854/ADE7858/ADE7868/ADE7878
Unit
%
kHz
kHz
%
Hz
%
mV peak
kΩ
kΩ
mV
%
dB
dB
kHz
Degrees
kHz
%
ms
%
V
pF
mV
kΩ
ppm/°C
Test Conditions/Comments
VDD = 3.3 V ± 330 mV dc
Over a dynamic range of 1000 to 1, PGA = 1
Over a dynamic range of 100 to 1, PGA = 1, 2, 4, 8
Differential inputs between the following pins:
IAP and IAN, IBP and IBN, ICP and ICN; single-
ended inputs between the following pins: VAP
and VN, VBP and VN, VCP and VN
PGA = 1, uncalibrated error, see the Terminology
section
External 1.2 V reference
Sampling CLKIN/2048, 16.384 MHz/2048 = 8 kSPS
See the Waveform Sampling Mode section
PGA = 1
PGA = 1
Line frequency = 45 Hz to 65 Hz, HPF on
WTHR = VARTHR = VATHR = PMAX = 33,516,139
If CF1, CF2, or CF3 frequency > 6.25 Hz and
CFDEN is even and > 1
If CF1, CF2, or CF3 frequency > 6.25 Hz and
CFDEN is odd and > 1
If CF1, CF2, or CF3 frequency < 6.25 Hz
For CF1, CF2, or CF3 frequency = 1 Hz and
nominal phase currents are larger than 10% of
full scale
Minimum = 1.2 V − 8%; maximum = 1.2 V + 8%
Nominal 1.207 V at the REF
Maximum value across full temperature range
of −40°C to +85°C
IN/OUT
pin at T
A
= 25°C