ATA6612 データシートの表示（PDF） - Atmel Corporation

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ATA6612

Microcontroller with LIN Transceiver, 5V Regulator and Watchdog

Atmel Corporation 

ATA6612/ATA6613

Table 2-1. Pin Description (Continued)

Pin

20(1)

21(1)

22(1)

23(1)

24(1)

25(1)

26(1)

27(1)

28(1)

29(1)

30(1)

31(1)

32(1)

Symbol

NRES

WD_OSC

TM

MODE

KL_15

PVCC

VCC

VS

EN

NTRIG

WAKE

GND

LIN

Function

Watchdog and undervoltage reset output (open drain)

External resistor for adjustable watchdog timing

Tie to Ground – for factory use only

Connect to GND for normal watchdog operation or connect to VCC for debug mode

Ignition detection (edge sensitive)

Voltage regulator sense input

Voltage regulator output

Battery connection

LIN-transceiver enable input

Watchdog trigger input (negative edge)

System-basis-chip external wake-up input

Analog system GND

LIN-bus input/output

33

PD3

Port D 3 I/O line (INT1 OC2B/PCINT19)

34

PD4

Port D 4 I/O line (T0/XCK/PCINT20)

35

GND1 Ground

36

MCUVDD1 Microcontroller supply voltage

37

GND2 Ground

38

MCUVDD2 Microcontroller supply voltage

39

PB6

Port B 6 I/O line (TOSC1/XTAL1/PCINT6)

40

PB7

Port B 7 I/O line (TOSC2/XTAL2/PCINT7)

41

PD5

Port D 5 I/O line (T1/OC0B/PCINT21)

42

PD6

Port D 6 I/O line (AIN0/OC0A PCINT22)

43

PD7

Port D 7 I/O line (AIN1/PCINT23)

44

PB0

Port B 0 I/O line (ICP1/CLKO/PCINT0)

45

PB1

Port B 1 I/O line (OC1A/PCINT1)

46

PB2

Port B 2 I/O line (OC1B/SS/PCINT2)

47

PB3

Port B 3 I/O line (MOSI/OC2A/PCINT3)

48

PB4

Port B 4 I/O line (MISO/PCINT4)

Backside

Heat slug is connected to GND

Note: 1. This identifies the pins of the LIN SBC ATA6624

3

9111G–AUTO–05/10

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