ATA6626 ATMEL Corporation, ATA6626 Datasheet - Page 11

• Manufacturer Part Number: ATA6626
• Description: (ATA6622 - ATA6626) LIN Bus Transceiver
• Manufacturer: ATMEL Corporation

4986F–AUTO–07/08
www.DataSheet4U.com
Figure 4-5.
Table 4-1.
Operation
Watchdog
Mode of
Fail-safe
regulator
Normal
voltage
LIN bus
Silent
Sleep
VCC
TXD
NRES
RXD
EN
Transceiver
LIN Wake Up from Sleep Mode
Table of Modes
Off
On
Off
Off
Bus wake-up filtering time
Low or floating
Watchdog off
Floating
t
bus
3.3V/5V
3.3V/5V
3.3V/5V
Off state
VCC
0V
Watchdog
ATA6622/ATA6624/ATA6626
On
On
Off
Off
Reset
WD_OSC
time
Regulator wake-up time
Start watchdog lead time t
1.23V
1.23V
0V
0V
Fail-safe Mode
start-up time delay
Low
On state
Microcontroller
INH
On
On
Off
Off
d
RXD
High
High
High
0V
EN High
Normal Mode
Recessive
depending
Recessive
Recessive
TXD
LIN
11