SP809 View Datasheet(PDF) - Exar Corporation

Part Name

Description

MFG CO.

SP809

3 Pin Microprocessor Supervisor Circuit

Exar Corporation 

1 2 3 4 5 6 7 8

BLOCK DIAGRAM

SP809 / SP810

3 Pin Microprocessor Supervisor Circuit

PIN ASSIGNMENT

Fig. 2: SP809 / SP810 Block Diagram

Fig. 3: SP809 / SP810 Pin Assignment

PIN DESCRIPTION

Name

GND

RESET

RESET

VCC

Pin Number

1

2

3

Description

Ground Signal

Active Low Output Pin.

RESET Output remains high while VCC is below the reset threshold

Active High Output Pin.

RESET Output remains high while VCC is below the reset threshold

Supply Voltage

© 2011 Exar Corporation

3/8

Rev. 2.0.0

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