Philips Semiconductors
Preliminary specification
Fault-tolerant CAN transceiver
TJA1054
TEST AND APPLICATION INFORMATION
+
5 V
handbook, full pagewidth
V
INH
BAT
CC
1
14
10
R1
C1
C2
C1
WAKE
TXD
STB
EN
RTH
7
2
5
6
3
8
CANL
12
TJA1054
CANH
RTL
11
9
RXD
R1
13
GND
4
20 pF
ERR
MGL423
For testing, the 100 Ω termination resistors are not connected to RTH or RTL because minimum 500 Ω per transceiver is allowed.
Fig.5 Test circuit for dynamic characteristics.
+
12 V
handbook, full pagewidth
+
5 V
10 µF
V
INH
BAT
CC
1
14
10
1 nF
1 nF
125 Ω
511 Ω
WAKE
TXD
STB
EN
RTH
7
2
5
6
3
8
CANL
12
GENERATOR
TJA1054
CANH
RTL
11
9
1 nF
1 nF
511 Ω
125 Ω
RXD
13
GND
4
20 pF
ERR
MGL426
The waveforms of the applied transients will be in accordance with ISO 7637 part 1, test pulses 1, 2, 3a and 3b.
Fig.6 Test circuit for automotive transients.
1999 Feb 11
15
NXP [ NXP ]
