Datasheet

0.1µF
V
S
10µF
MBR0520L
MBR0520L
1:2.2
10 µF
3
1
D2
SN6501
D1
Vcc
5
2
GND2 GND1
4
3.3V
IN
EN GND
OUT
1 5
23
TPS76350
10µF
ISO 5V
Vcc1 Vcc2
GND1 GND2
B
A
16
13
12
2,7,8 9,10,15
U0Rx
VDD
PA2
PA3
U0Tx
GND
11
13
14
12
8,18,21
RST
OSC0
OSC1
LDO
5
9
10
6
7,17,22
STELLARIS
LM3S102
0.1µF
1µF
0.1µF
1µF
18pF18pF
6MHz
R
RE
DE
D
1
3
4
5
6
0.1µF 0.1µF
ISO3082
ISO3088
ISO-BARRIER
4.7nF/
2kV
SM712
10 W(opt)
(opt)
10 W
SN6501
www.ti.com SLLSEA0F –FEBRUARY 2012–REVISED AUGUST 2013
Figure 73. Isolated RS-485 Interface
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