TH8056 Datasheet, PDF (17/26 Pages) Melexis Microelectronic Systems – Enhanced Single Wire CAN Transceiver

TH8056
Enhanced Single Wire CAN Transceiver
3.10 Application Circuitry
V_BAT
[1]
V_{BAT_ECU}
Voltage regulator
VBAT
other loads
+5V
ECU connector to
Single Wire CAN Bus
100nF
2.7k
RxD
MODE0
MODE1
TxD
INH
VBAT
9 10
5
100pF
12
CANH
47µH
TH8056
3
1k
6.49k
4
11
LOAD
2
1,7,8,14
100pF
ESD Protection -
TPSMA16A or
MMBZ27VCLT1 or
equivalent
GND
[1] recommended capacitance at VBAT_ECU > 1uF (immunity to ISO7637/1 test pulses)
Figure 8 – Application Circuitry TH8056 KDC A
V_BAT
[1]
V_{BAT_ECU}
Voltage regulator
VBAT
other loads
+5V
ECU connector to
Single Wire CAN Bus
100nF
2.7k
RxD
MODE0
MODE1
TxD
VBAT
5
100pF
4
47µH
7
CANH
TH8056
2
1k
6.49k
3
6
LOAD
1
8
100pF
ESD Protection -
TPSMA16A or
MMBZ27VCLT1 or
equivalent
GND
[1] recommended capacitance at VBAT_ECU > 1uF (immunity to ISO7637/1 test pulses)
Figure 9 – Application circuitry TH8056 KDC A8
TH8056 – Datasheet
3901008056
Page 17 of 26
March 2007
Rev 012