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NCV7341
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5
PIN DESCRIPTION
Figure 4. NCV7340 Pin Assignment
8
9
10
11
12
13
14
1
2
3
4
5
6
7
TxD
GND
RxD
EN
WAKE
CANH
CANL
VBAT
NCV7341
PC20060727.1
V
CC
V
IO
INH
STB
V
SPLIT
ERR
Table 2. PIN DESCRIPTION
Pin
Name
Description
1
TxD
Transmit data input; low level = dominant on the bus; internal pull
−
up current
2
GND
Ground
3
V
CC
Supply voltage for the core circuitry and the transceiver
4
RxD
Receive data output; dominant bus => low output
5
V
IO
Supply voltage for the CAN controller interface
6
EN
Enable input; internal pull
−
down current
7
INH
High voltage output for controlling external voltage regulators
8
ERR
Digital output indicating errors and power
−
up; active low
9
WAKE
Local wake
−
up input
10
V
BAT
Battery supply connection
11
V
SPLIT
Common
−
mode stabilization output
12
CANL
Low
−
level CAN bus line (low in dominant)
13
CANH
High
−
level CAN bus line (high in dominant)
14
STB
Stand
−
by mode control input; internal pull
−
down current