
16
Atmel ATA6670 [DATASHEET]
9204F–AUTO–06/12
Figure 5-3. Application with Minimum External Devices: INH2 Output and WAKE2 Input Not Used
100nF
560pF
22F/50V
1
RXD1
EN1
TXD1
RXD2
EN2
WAKE2
TXD2
RXD1
EN1
+5V
TXD1
RXD2
EN2
VCC
GND
TXD2
VS1
C2
C1
C4
C3
560pF
LIN1
GND1
INH2
VS2
LIN1
GND
VBAT
LIN2
GND2
2
3
4
5
6
7
14
13
12
11
10
9
8
R1
4.7k
Ω
R2
4.7k
Ω
+
R3
1k
Ω
D3
LL4148
R4
1k
Ω
D2
LL4148
Atmel
ATA6670
(DFN14)
Micro-
controller
D1
LL4148