Rainbow Electronics ATA6630 User Manual

Page 2

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2

9117C–AUTO–10/09

ATA6628/ATA6630 [Preliminary]

Figure 1-1.

Block Diagram

High

S

peed

Mode

Adj

us

t

ab

le

W

a

tchdog

O

s

cill

a

tor

S

hort Circ

u

it

a

nd

Overtemper

a

t

u

re

Protection

TXD

Time-o

u

t

Timer

Edge

Detection

De

b

o

u

nce

Time

Intern

a

l Te

s

ting

Unit

Control Unit

S

lew R

a

te Control

W

a

ke-

u

p

B

us

Timer

Mode

S

elect

Undervolt

a

ge

Re

s

et

Norm

a

l/

S

ilent/

F

a

il-

sa

fe Mode

3

.

3

V/50 mA/

±

2

%

5V/50 mA/

±

2

%

RF Filter

W

a

tchdog

15

10

2

12

RXD

NTRIG

GND

PV

PVCC

PVCC

PVCC

TM

MODE

EN

TXD

S

P_MODE

KL_15

17

WAKE

Receiver

7

4

5

9

16

3

Norm

a

l

a

nd

F

a

il-

sa

fe

Mode

1

8

19

1

3

14

6

20

LIN

WD_O

S

C

NRE

S

PVCC

VCC

V

S

8

DIV_ON

1

VBATT

5k

Norm

a

l

a

nd

F

a

il-

sa

fe

Mode

INH

11

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