Datasheet

Vcc1 Vcc2
GND1 GND2
8
7
4 54
XOUT
XIN
5
6
2
MSP430
G2132
1
2
3
ISO7421
DVss
DVcc
0.1µF 0.1µF
6
P3.0
P3.1
11
12
10µF
V
S
0.1µF
MBR0520L
MBR0520L
1:1.5
0.1µF
3
1
D2
SN6501
D1
Vcc
4,5
2
GND
3.3V
IN
EN GND
OUT
1 5
23
TPS76333
10µF
10µF
INAOUTA
INB OUTB
0.1µF
15
VA
BASE
10
8
DBACK
DIN
16
DAC161P997
OUT
9
COMA
1
3
2
C2
13
C1
14
5
4
LOW
ERRLVL
3.3 V
ISO
ISO-BARRIER
0.1µF
0.1µF
20 W
VD
COMDC3
12
3 x 2.2nF
0.1µF 1µF
LOOP+
LOOP-
20 W
Vcc1 Vcc2
GND1 GND2
8
7
4 5
4
XOUT
XIN
5
6
2
MSP430
G2132
1
2
3
ISO1541
DVss
DVcc
0.1µF
0.1µF 0.1µF
6
SDA
SCL
9
8
10µF
V
S
0.1µF
MBR0520L
MBR0520L
1:2.2
0.1µF
3
1
D2
SN6501
D1
Vcc
4,5
2
GND
3.3V
IN
ON GND
OUT
1 5
23
LP2981-50
10µF
10µF
SDA2SDA1
SCL1 SCL2
1.5k 1.5k 1.5k 1.5k
0.1µF
8
VDD
GND
AIN0
2
1
9
10
SDA
SCL
4
ADDR
ADS1115
AIN3
RDY
3
4 Analog
Inputs
7
V
IN
GND
V
OUT
26
4
REF5040
1µF22µF
0.1µF
4
VDD
V
OUT
A
11
10
SDA
SCL
1
DAC8574
V
OUT
D
8
GND
6
12 3
V
REF
H
A2
15
IOV
DD
V
REF
L
5
4 Analog
Outputs
A3
16
A0
13
9
14
LDAC
A1
5V
ISO
5V
ISO
5V
ISO
5V
ISO
SDA
SCL
ISO-BARRIER
1W
SN6501
SLLSEA0F –FEBRUARY 2012–REVISED AUGUST 2013 www.ti.com
Figure 78. Isolated I2C Interface for an Analog Data Acquisition System with 4 Inputs and 4 Outputs
Figure 79. Isolated 4-20mA Current Loop
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