TH8056 Datasheet, PDF (14/26 Pages) Melexis Microelectronic Systems – Enhanced Single Wire CAN Transceiver

3.8 State Diagram
TH8056
Enhanced Single Wire CAN Transceiver
M0&1=>Low
after min. 100ms
-> no mode change
-> no valid wake up
HVWU Mode
M0 M1
INH
low high
V_BAT
High Speed Mode
M0 M1
INH
high low
V_BAT
Normal Mode
M0 M1
INH
high high
V_BAT
M0/1 =>High
V_BATon
M0/1 =>High
(if V_{CC_ECU} on)
V_BAT standby
M0/1 INH RxD CAN
low V_S ^{high /} float.
low^[1]
Sleep Mode
M0/1
low
INH/CAN
floating
wake up
request
from Bus
[1] _{low after HVWU, high after VBAT on & VCCECU present}
Figure 6 – State Diagram
TH8056 – Datasheet
3901008056
Page 14 of 26
March 2007
Rev 012