Nov 20-06 Rev J

SP6339-SP6341 Triple µPower Supervisory Circuit

© Copyright 2006 Sipex Corporation

1

SP6339, SP6341

Triple µPower Supervisory Circuit

with Manual Reset and Watchdog

monitoring ability for up to three supplies with two precision factory-set thresholds and one

user defined custom threshold. These circuits perform a single function: if any of the input

in the family offer manual reset and watchdog functionalities. SP6339 and SP6341 are

temperature range.

FEATURES

■ Low operating current of 20µA typical

■ Monitors up to 3 supplies simultaneously

■ Adjustable input monitors down to 0.5V

■ Reset asserted down to 0.9V

■ 2% accuracy over temperature range

■ Open Drain (OD) or CMOS RSTB output

■ 4 Reset Timeout Periods:

50mS, 100mS, 200mS, and 400mS

■ Watch Dog Timer Function -- WDI

■ Independent OD or CMOS Watchdog

Output (Active Low) -- WDOB

■ Manual Reset Input (Active Low) -- MRIB

■ 8 Pin TSOT package

DESCRIPTION

Now Available in Lead Free Packaging

SEE PAGE 2 FOR OTHER

AVAILABLE PINOUTS

1

2

3

4

5

6

7

8

8 Pin TSOT

V2

SP6339

V1

WDI

V3

MRIB

GND

WDOB

RSTB

Open Drain RESET

TYPICAL APPLICATION CIRCUIT