Rainbow Electronics ATA6624 - Manual (Page 11)

11
4986F–AUTO–07/08
ATA6622/ATA6624/ATA6626
Figure 4-5. LIN Wake Up from Sleep Mode
Table 4-1. Table of Modes
Mode of
Operation Transceiver VCC Watchdog WD_OSC INH RXD LIN
Fail-safe Off 3.3V/5V On 1.23V On High Recessive
Normal On 3.3V/5V On 1.23V On High
TXD
depending
Silent Off 3.3V/5V Off 0V Off High Recessive
Sleep Off 0V Off 0V Off 0V Recessive
Regulator wake-up time
Off state
On state
Low
Fail-safe Mode Normal Mode
EN High
Microcontroller
start-up time delay
Reset
time
Low or floating
Floating
Watchdog
NRES
EN
VCC
voltage
regulator
RXD
LIN bus
Bus wake-up filtering time
t
bus
TXD
Watchdog off Start watchdog lead time t
d