ATA6842-PLSW datasheet(3/29 Pages) ATMEL

номер детали	ATA6842-PLSW

подробное описание детали	Automotive Failsafe System IC

PDF	29 Pages

Scroll/Zoom	100%

производитель	ATMEL [ATMEL Corporation]

домашняя страница	http://www.atmel.com

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3 / 29 page

4964B–AUTO–07/07

ATA6842

Figure 1-1.

Block Diagram

V12S

CtrL

Control

Logic

8-Bit

SPI

12V switch

CtrL

WLP

UVM

WLN

RREF

GND

TEST

OUTN

OUTP

C2I

C2O

BSC

TCFET

RD1

RD4

RD3

RD2

CtrL

Enable

Test

12V Over/

undervoltage

monitor

Battery

undervoltage

monitor

Universal

lowside

Driver

CtrL

B2CI

B2CG

B2CO

Auxiliary

5V voltage

regulator

Main

5V voltage

regulator

Bandgap

reference

Bandgap

reference

Internal

voltage

regulator

Fully integrated

main

oscillator

Overtemperature

monitor

Watchdog

oscillator

Current bias

for all blocks

Watchdog

with reset

function

Universal

lowside

Driver

Universal

highside

driver

Highside

gate driver

with charge

pump

Lowside

driver

Lowside

driver

Lowside

driver

CtrL

Lowside

driver

Voltage

monitoring

Current

measurement

comparator

Current

measurement

comparator

Voltage

monitoring

comparator 1

Voltage

monitoring

comparator 2

CtrL

(CtrL)

CtrL

IREF

B1CI

B1CG

B1CO

V12

VRE

EK15

B5A

RCOS

V5A

RESAN

RESN

WDT

RSTN

CLK

CSN

ERD

UVR

UVW

C1I

C1O

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