Datasheet

AGND
AGND
AGND
AGND
AGND
AGND
AVDD
AVDD
AVDD
AVDD
AVDD
AVDD
AVDD
AVDD
6x
0.1 Fm
10 Fm
AGND HVSS
DGND
HVDD
DVDD
1 Fm
0.1 Fm
0.1 Fm
10 Fm
10 Fm
DGND
DVDD
HVSS
HVDD
AGND
ADS85x8
OPA2211
L1Current
Signal
L1Voltage
Signal
HVDD
HVSS
R
F
R
F
C
F
C
F
AGND
AGND
R
2
R
1
AGND
R
2
R
1
OPA2211
L2Current
Signal
L2Voltage
Signal
HVDD
HVSS
R
F
R
F
C
F
C
F
AGND
AGND
AGND
R
2
R
1
OPA2211
L3Current
Signal
L3Voltage
Signal
HVDD
HVSS
R
F
R
F
C
F
C
F
AGND
AGND
AGND
R
2
R
1
OPA2211
NCurrent
Signal
NVoltage
Signal
HVDD
HVSS
R
F
R
F
C
F
C
F
AGND
AGND
AGND
R
2
R
1
0.47 Fm
AGND
10 Fm
AGND
10 Fm
10 Fm
AGND
10 Fm
REFN
REFIO
REFBP
REFAN
REFAP
REFBN
REFDP
REFCN
REFCP
REFDN
CH_D0
CH_D1
CH_C0
CH_C1
CH_B0
CH_B1
CH_A0
CH_A1
CONVST_A
CONVST_B
CONVST_C
CONVST_D
RESET
CS
RD
DB[15:0]
STBY
ASLEEP
REF /WR
EN
HW/SW
PAR/SER
RANGE
Host
Controller
DGND
DVDD
ADS85x8
ADS8528
ADS8548
ADS8568
www.ti.com SBAS543A –AUGUST 2011– REVISED OCTOBER 2011
Figure 43. Three-Phase + N Current/Voltage Measurement Application Based on the ADS85x8
Copyright © 2011, Texas Instruments Incorporated 39
Product Folder Link(s): ADS8528 ADS8548 ADS8568