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ADE7880 数据表(PDF) 3 Page - Analog Devices

部件名 ADE7880
功能描述  Polyphase Multifunction Energy Metering IC
PDF  104 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADE7880 数据表(HTML) 3 Page - Analog Devices

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Data Sheet
ADE7880
Rev. A | Page 3 of 104
FUNCTIONAL BLOCK DIAGRAM
PGA1
PGA1
PGA1
PGA3
PGA3
PGA3
AVGAIN
APHCAL
HPF
NIGAIN
HPFEN OF
CONFIG3
DIGITAL
INTEGRATOR
HPF
AIGAIN
HPF
POR
LDO
LDO
X2
AIRMS
LPF
X2
X2
AVRMS
LPF
LPF
APGAIN
LPF
NIRMS
NIRMSOS
APGAIN
AFVAROS
APGAIN
AFWATTOS
APGAIN
AWATTOS
AVRMSOS
27
AIRMSOS
27
DFC
CF1DEN
:
DFC
CF2DEN
:
DFC
CF3DEN
:
5
24
26
25
17
4
7
8
9
22
12
13
14
19
18
39
37
38
36
32
29
35
34
33
3
2
27
28
23
6
RESET
REFIN/OUT VDD
AGND
AVDD
DVDD
DGND
CLKIN
CLKOUT
IAP
IAN
VAP
IBP
IBN
VBP
ICP
ICN
VCP
VN
PM0
PM1
CF1
CF2/HREADY
CF3/HSCLK
IRQ0
IRQ1
SCLK/SCL
MOSI/SDA
MISO/HSD
SS/HSA
HSDC
I2C
SPI/I2C
ADE7880
ADC
ADC
ADC
ADC
ADC
ADC
PGA2
15
16
INP
INN
ADC
TOTAL/FUNDAMENTAL ACTIVE ENERGIES
FUNDAMENTAL REACTIVE ENERGY
APPARENT ENERGY
VOLTAGE CURRENT RMS
HARMONIC INFORMATION CALCULATION
FOR PHASE B
(SEE PHASE A FOR DETAILED DATA PATH)
TOTAL/FUNDAMENTAL ACTIVE ENERGIES
FUNDAMENTAL REACTIVE ENERGY
APPARENT ENERGY
VOLTAGE/CURRENT RMS
HARMONIC INFORMATION CALCULATION
FOR PHASE C
(SEE PHASE A FOR DETAILED DATA PATH)
COMPUTATIONAL BLOCK FOR HARMONIC
INFORMATION ON NEUTRAL CURRENT
DIGITAL SIGNAL
PROCESSOR
COMPUTATIONAL
BLOCK FOR
HARMONIC
INFORMATION ON
PHASE A CURRENT
AND VOLTAGE
COMPUTATIONAL
BLOCK FOR
FUNDAMENTAL
ACTIVE AND
REACTIVE POWER
PHASE A,
PHASE B,
AND
PHASE C
DATA
HPFEN OF
CONFIG3
HPFEN OF
CONFIG3
DIGITAL
INTEGRATOR
1.2V
REF
Figure 1. ADE7880 Functional Block Diagram



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