ADE7878ACPZ Analog Devices Inc, ADE7878ACPZ Datasheet - Page 72

• 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

ADE7878
Address
0x43AA
0x43AB
0x43AC
0x43AD
0x43AE
0x43AF
0x43B0
0x43B1
0x43B2
0x43B3
Register
Name
VATHR0
WTHR1
WTHR0
VARTHR1
VARTHR0
Reserved
VANOLOAD
APNOLOAD
VARNOLOAD
VLEVEL
R/W
R/W
R/W
R/W
R/W
R/W
N/A
R/W
R/W
R/W
R/W
4
1
Bit Length
24
24
24
24
24
N/A
24
24
24
24
4
Rev. 0 | Page 72 of 92
Bit Length During
Communication
32 ZP
32 ZP
32 ZP
32 ZP
32 ZP
N/A
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
4
2
Type
U
U
U
U
U
N/A
S
S
S
S
4
3
Default
Value
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x0000000
0x0000000
0x0000000
0x000000
Less significant
Most significant
Less significant
This memory
Description
24 bits of
VATHR[47:0]
threshold used in
phase apparent
power datapath.
24 bits of
WTHR[47:0]
threshold used in
phase
total/fundamental
active power
datapath.
24 bits of
WTHR[47:0]
threshold used in
phase
total/fundamental
active power
datapath.
Most significant 24
bits of VARTHR[47:0]
threshold used in
phase total/
fundamental reactive
power datapath.
Less significant
24 bits of
VARTHR[47:0]
threshold used in
phase
total/fundamental
reactive power
datapath.
location should be
kept at 0x000000 for
proper operation.
No load threshold in
the apparent power
datapath.
No load threshold in
the total/fundamental
active power
datapath.
No load threshold in
the total/fundamental
reactive power
datapath.
Register used in the
algorithm that
computes the
fundamental active
and reactive powers.