ADE7878ACPZ Analog Devices Inc, ADE7878ACPZ Datasheet - Page 3

• 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

REVISION HISTORY
2/10—Revision 0: Initial Version
Waveform Sampling Mode ........................................................ 55
Energy-to-Frequency Conversion ............................................ 55
No Load Condition ..................................................................... 59
Apparent Power Calculation Using VNOM ........................ 53
Apparent Energy Calculation ................................................ 53
Integration Time Under Steady Load ................................... 54
Energy Accumulation Mode .................................................. 54
Line Cycle Apparent Energy Accumulation Mode ............. 54
Synchronizing Energy Registers with CFx Outputs ........... 57
CF Outputs for Various Accumulation Modes ................... 57
Sign of Sum-of-Phase Powers in the CFx Datapath ........... 59
No Load Detection Based On Total Active, Reactive Powers
No Load Detection Based on Fundamental Active and
Reactive Powers ....................................................................... 60
................................................................................................... 59
Rev. 0 | Page 3 of 92
Registers List .................................................................................... 70
Outline Dimensions ........................................................................ 90
Checksum Register ..................................................................... 60
Interrupts ..................................................................................... 62
Serial Interfaces ........................................................................... 63
ADE7878 Evaluation Board ...................................................... 69
Die Version .................................................................................. 69
Ordering Guide ........................................................................... 90
No Load Detection Based on Apparent Power ................... 60
Using the Interrupts with an MCU ...................................... 62
Serial Interface Choice ........................................................... 63
I
SPI-Compatible Interface ...................................................... 65
HSDC Interface ....................................................................... 65
2
C-Compatible Interface ....................................................... 63
ADE7878