TH8056_12 Datasheet, PDF (24/34 Pages) Melexis Microelectronic Systems – Enhanced Single Wire CAN Transceiver

TH8056
Enhanced Single Wire CAN Transceiver
VBAT
[1]
VBAT_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
4. Pin Description
TH8056 KDC A
GND 1
14 GND
TxD 2
13 N.C.
MODE0 3
12 CANH
MODE1 4 _TH8056 11 LOAD
RXD 5
10 VBAT
N.C. 6
9 INH
GND 7
8 GND
TH8056 KDC A8
TxD 1
8 GND
MODE0 2
7 CANH
TH8056
MODE1 3
6 LOAD
RXD 4
5 VBAT
TH8056 – Datasheet
3901008056
Page 24 of 34
June 2012
Rev 014