Figure 9-2. application circuit – Rainbow Electronics ATA6631 User Manual
Page 23
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23
9165A–AUTO–11/09
ATA6629/ATA6631
Figure 9-2.
Application Circuit
3
GND
2
EN
6
TXD
5
RXD
VCC
+
100 nF
100 nF
220 pF
10 k
Ω
10
µ
F
22
µ
F
8
NRE
S
7
S
hort circ
u
it
a
nd
overtemper
a
t
u
re
protection
Norm
a
l Mode
a
nd
S
ilent mode
3
.
3
V/50 mA/±2
%
5V/50 mA/±2
%
Control
u
nit
Norm
a
l
a
nd
F
a
il-
sa
fe
Mode
RF filter
VCC
Micro-
controller
LIN
V
S
LIN-BU
S
1
4
TXD
Time-o
u
t
timer
S
lew r
a
te control
Undervolt
a
ge re
s
et
S
leep
mode
VCC
s
witched
off
W
a
ke-
u
p
bus
timer
ATA6629/
3
1
Receiver
V
CC
V
BAT
-
+
V
CC
5 k
Ω
GND
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