MAS9171A Ver la hoja de datos (PDF) - Micro Analog systems

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componentes Descripción

Fabricante

MAS9171A

OCTAL PORT PROTECTON

Micro Analog systems 

DA9171A.000

July 31, 1997

MAS9171A

OCTAL PORT PROTECTON

• Parallel In, Parallel Out

• High Voltage Inputs

• Automotive

DESCRIPTION

The MAS9171A is an eight channel protection

circuit for microprocessors in automotive

applications. All inputs are protected against energy

rich pulses according to DIN40839/ISO7637.

Internal analog filters and suitable input threshold

FEATURES

• 8 digital channels

• Supply voltage 3.3 V/5 V

• Low supply current

• High voltage inputs

• Internal analog filter

• -40°C to +125°C

• SO-18 package

BLOCK DIAGRAM

voltages provide the functionality within a noise

spectrum of 150 kHz up to 1 GHz without need of

external filter components. The MAS9171A is

optimized for low current consumption.

APPLICATION

• Replacement of protection circuitry in car

electronics and industrial bus systems

VDD

IN1

OUT1

IN2

OUT2

IN3

OUT3

IN4

OUT4

PROTECT

FILTER

COMP

IN5

OUT5

IN6

OUT6

IN7

OUT7

IN8

OUT8

GND

1

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