Figure 3-3. LIN Wake-up Waveform Diagram from Silent Mode
Pre-normal Mode
LIN Bus
VLIN < 0.4 VS
TXD
High
Normal Mode
RXD
VCC
High
Bus wake-up filtering time
tbus
Silent mode
Low
Pre-normal mode
EN
Node in Silent mode
Regulator Wake-up time
Normal mode
EN High
NRES If undervoltage, switch to Pre-normal Mode
Undervoltage detection active
8 ATA6621N
4887I–AUTO–09/09