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ADE7858ACPZ Datasheet(PDF) 4 Page - Analog Devices

No. de pieza ADE7858ACPZ
Descripción Electrónicos  Poly Phase Multifunction Energy Metering IC with per Phase Active and Reactive Powers
PDF  76 Pages
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Fabricante Electrónico  AD [Analog Devices]
Página de inicio  http://www.analog.com
Logo AD - Analog Devices

ADE7858ACPZ Datasheet(HTML) 4 Page - Analog Devices

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ADE7858
Preliminary Technical Data
Rev. PrA| Page 4 of 76
FUNCTIONAL BLOCK DIAGRAM
12
22
13
14
19
18
24
5
39
37
38
36
32
29
25
6
4
28
27
26
17
7
8
23
9
PGA3
PGA1
1.2V
REF
PGA3
PGA1
PGA3
PGA1
APHCAL
HPF
ADC
ADC
HPF
Digital
Integrator
LPF
AWATTOS
AVAROS
34
35
33
DFC
:
CF1DEN
Phase
A,B and
C data
DFC
:
CF2DEN
DFC
:
CF3DEN
AVRMSOS
LPF
x2
AVRMS
AIRMSOS
LPF
x2
AIRMS
AIGAIN
AVGAIN
ADC
ADC
ADC
ADC
TOTAL ACTIVE/ REACTIVE/
APPARENT ENERGIES AND
VOLTAGE/CURRENT RMS
CALCULATION FOR PHASE B
(see phase A for detailed data path)
TOTAL ACTIVE/ REACTIVE/
APPARENT ENERGIES AND
VOLTAGE/CURRENT RMS
CALCULATION FOR PHASE C
(see phase A for detailed data path)
POR
LDO
LDO
HSDC
SPI/I2C
I2C
VDD
AVDD
DVDD
AGND
DGND
IAP
IAN
IBP
ICP
IBN
ICN
VAP
VBP
VCP
VN
RESET
REFin/out
CLKIN
CLKOUT
0
IRQ
1
IRQ
SCLK/SCL
MOSI/SDA
MISO/HSD
CF1
CF2
CF3/HSCLK
Digital Signal
Processor
3
2PM0
PM1
/HSA
SS
Computational
Block for Total
Reactive Power
AVARGAIN
AWGAIN
AVAGAIN
HPFDIS[23:0]
HPFDIS[23:0]
Figure 1. ADE7858 Functional Block Diagram



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