ATA6623 ATMEL Corporation, ATA6623 Datasheet - Page 7

• Manufacturer Part Number: ATA6623
• Description: LIN Bus Transceiver with 3.3V Voltage Regulator
• Manufacturer: ATMEL Corporation

4957D–AUTO–07/07
Figure 4-2.
Figure 4-3.
LIN bus
NRES
RXD
VCC
EN
NRES
VCC
TXD
LIN
EN
Normal Mode
Switch to Silent Mode
LIN Wake-up Waveform Diagram from Silent Mode
Bus wake-up filtering time
Silent mode 3.3V/5V/50 mA
t
High
bus
LIN switches directly to recessive mode
Undervoltage detection active
t
ATA6623/ATA6625 [Preliminary]
d
_sleep = maximum 20 µs
Delay time silent mode
t
d
= 3.2 µs
Mode select window
Fail-safe mode 3.3V/5V/50 mA
Fail-safe mode
Low
Silent Mode
Normal mode
EN High
Normal mode
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