ATA6662C-TAQY Atmel, ATA6662C-TAQY Datasheet - Page 6

• Manufacturer Part Number: ATA6662C-TAQY
• Description: TXRX LIN 2.1 3.3V/5V SO8
• Manufacturer: Atmel
• Type: Transceiverr

Specifications of ATA6662C-TAQY

• Number Of Drivers/receivers: 1/1
• Protocol: LIN
• Voltage - Supply: 5 V ~ 27 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.12
Figure 3-2.
6
Remote Wake-up via Dominant Bus State
ATA6662
regulator
External
LIN Wake-up Waveform Diagram
LIN bus
voltage
RXD
INH
EN
Wake-up events from Sleep Mode:
Figure 3-1 on page
operations.
A voltage less than the LIN pre-wake detection V
receiver and switches on the internal slave termination between the LIN pin and the VS pin.
A falling edge at pin LIN, followed by a dominant bus level V
period (t
switches to Fail-safe Mode. Pin INH is activated (switches to V
resistor is switched on. The remote wake-up request is indicated by a low level at pin RXD to
interrupt the microcontroller (see
• LIN bus
• EN pin
• WAKE pin
• VS Undervoltage
Bus wake-up filtering time
BUS
Node in sleep state
) and a rising edge at pin LIN results in a remote wake-up request. The device
High or floating
Low or floating
Off state
(t
BUS
)
5,
Figure 3-2 on page 6
Figure 3-2 on page
Regulator wake-up time delay
and
Microcontroller start-up
Figure 3-3 on page 7
High
delay time
Low
6).
LINL
at pin LIN activates the internal LIN
BUSdom
S
) and the internal termination
maintained for a certain time
EN High
Normal
Mode
show details of wake-up
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