Datasheet > ATA6844

ATA6844

更新时间： 2023-12-06 20:06:20

品牌	Logo	应用领域
美国微芯 - MICROCHIP		/
页数	文件大小	规格书
27页	978K
描述
System basis chip for three-phase brushless DC motor controllers designed in the Microchip 0.18-μm

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数据手册

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ATA6844 数据手册

Pin Configuration

Figure 2-1. Pinning QFN48

48 47 46 45 44 43 42 41 40 39 38 37

VMODE

VINT

RWD

36 CPLO1

35 CPHI1

34 CPLO2

33 CPHI2

32 CPOUT

31 S1

Atmel YWW

ATA6843/ATA6844

ZZZZZ-AL

/RESET

WDEN

SLEEP

SCREF

30 H1

29 S2

28 H2

27 S3

26 H3

GND

LINGND 12

25 DG3

13 14 15 16 17 18 19 20 21 22 23 24

Note:

YWW Date code (Y = Year - above 2000, WW = week number)

ATA683x Product name

ZZZZZ Wafer lot number

AL Assembly sub-lot number

Table 2-1. Pin Description

Symbol

I/O

Function

VMODE

VINT

RWD

Selector for V_CCand interface logic voltage level

Blocking capacitor

I/O

Resistor defining the watchdog interval

RC combination to adjust cross conduction time

Reset signal for microcontroller

Watchdog trigger signal

I/O

/RESET

WDEN

SLEEP

SCREF

Enable and disable the watchdog

Microcontroller output to switch system in Sleep Mode

Short circuit comparator Reference input

Connect to GND

GND

LINGND

LIN

Ground

Ground for LIN, Connect to GND

LIN-bus terminal

I/O

Connect to GND

TXD

Transmit signal to LIN bus from microcontroller

Control Input for output L3

IL3

/IH3

Control Input for output H3

Control Input for output L2

IL2

/IH2

Control Input for output H2

Control Input for output L1

IL1

/IH1

Control Input for output H1

ATA6843/ATA6844 [DATASHEET]

9189K–AUTO–02/15

1 234 5 6 7...27

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