MAX809 ON, MAX809 Datasheet

MAX809

Manufacturer Part Number

MAX809

Description

3-Pin Microprocessor Reset Monitors

Manufacturer

Datasheet

1.MAX809.pdf (8 pages)

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Download datasheet (120Kb)

MAX809, MAX810

3-Pin Microprocessor

Reset Monitors

circuits designed to monitor V

signal to the host processor when necessary. No external components

are required.

through the reset voltage threshold. Reset is maintained active for a

minimum of 140msec after V

MAX810 has an active–high RESET output while the MAX809 has

an active–low RESET output.

guaranteed valid down to V

SOT–23 package.

the V

devices suitable for battery powered applications.

Features

Typical Applications

February, 2000 – Rev. 2

The MAX809 and MAX810 are cost–effective system supervisor

The reset output is driven active within 20 sec of V

The MAX809/810 are optimized to reject fast transient glitches on

Output Duration

Precision V

140msec Guaranteed Minimum RESET, RESET

RESET Output Guaranteed to V

Low 17 A Supply Current

Small SOT–23 Package

No External Components

Wide Operating Temperature: –40 C to 85 C

Computers

Embedded Systems

Battery Powered Equipment

Critical P Power Supply Monitoring

Semiconductor Components Industries, LLC, 1999

V CC

Transient Immunity

line. Low supply current of 17 A (V

TYPICAL APPLICATION DIAGRAM

Monitor for 3.0V, 3.3V, and 5.0V Supplies

MAX809

V CC

GND

RESET

= 1V. Both devices are available in a

in digital systems and provide a reset

rises above the reset threshold. The

The output of the MAX809 is

= 1.0V (MAX809)

RESET

INPUT

PROCESSOR

GND

V CC

= 3.3V) makes these

falling

NOTE: The ”x” denotes a suffix for V CC threshold –

see table below

NOTE: *J version is available for MAX809 only

MAX809xTR

MAX810xTR

Suffix

RESET

(RESET)**

NOTE: *SOT–23 is equivalent to JEDEC (TO–236)

Device

ORDERING INFORMATION

GND

** RESET is for MAX809

** RESET is for MAX810

PIN CONFIGURATION

http://onsemi.com

Reset V CC Threshold (V)

(Top View)

CASE 318

Package

(TO–236)

SOT–23

SOT–23*

SOT–23

Publication Order Number:

4.63

4.38

4.00

3.08

2.93

2.63

3000 Tape/Reel

V CC

Shipping

MAX809/D

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