ATA6620 데이터 시트보기 (PDF) - Atmel Corporation

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ATA6620

LIN Bus Transceiver with Integrated Voltage Regulator

Atmel Corporation 

Figure 4-4. Switch to Sleep Mode

Normal Mode

EN

TXD

NRES

VCC

Td = 3.2 µs

Mode select window

Sleep Mode

Delay time sleep mode

LIN

Td_sleep = maximum 20 µs

LIN switches directly to recessive mode

Figure 4-5. LIN Wake-up Diagram from Sleep Mode

LIN Bus

Pre-normal Mode

Normal Mode

RXD

EN

NRES

Low or floating

Low

Bus wake-up filtering time

Tbus

Off state

Regulator wake-up time

On state

Node in sleep mode

EN High

Low or floating

Reset

time

Microcontroller start-up

time delay

8 ATA6620

4850D–AUTO–02/06

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