ATA6622-EK Atmel, ATA6622-EK Datasheet - Page 7

• Manufacturer Part Number: ATA6622-EK
• Description: BOARD DEMO LIN SBC FOR ATA6622
• Manufacturer: Atmel

Specifications of ATA6622-EK

• Main Purpose: Interface, LIN
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: ATA6622
• Primary Attributes: LIN-SBC (System-Basis-Chip) Transceiver, LIN 2.0, Voltage Regulator, Window Watchdog
• Secondary Attributes: 4 Power Modes: Pre-Normal, Normal, Sleep, Silent, 20-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

4. Modes of Operation
Figure 4-1.
4986J–AUTO–03/11
Communication: ON
Modes of Operation
with undervoltage
Watchdog: ON
Normal Mode
VCC: 3.3V/5V
monitoring
b
Table 4-1.
Operation Transceiver
Mode of
Fail-safe
Normal
Silent
Sleep
e
EN = 1
TXD = 1
TXD = 0
EN = 0
EN = 1
EN = 0
Table of Modes
with undervoltage monitoring
Communication: OFF
Off
On
Off
Off
Go to sleep command
Go to silent command
Local wake-up event
Unpowered Mode
Fail-safe Mode
Watchdog: ON
VCC: 3.3V/5V
b
V
Batt
= 0V
3.3V/5V
3.3V/5V
3.3V/5V
Atmel ATA6622/ATA6624/ATA6626
VCC
0V
a
Watchdog
On
On
Off
Off
EN = 1
c + d
Communication: OFF
VCC: switched off
b
Watchdog: OFF
WD_OS
Sleep Mode
1.23V
1.23V
c + d + e
0V
0V
C
with undervoltage monitoring
a: V
b: V
c: Bus wake-up event
d: Wake up from WAKE or KL_15 pin
e: NRES switches to low
Communication: OFF
INH
b
Watchdog: OFF
On
On
Off
Off
S
S
VCC: 3.3V/5V
Silent Mode
> 5V
< 3.7V
except after wake-up
LIN depending
High,
RXD
High
0V
Recessive
depending
Recessive
Recessive
TXD
LIN
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