ISL88003 datasheet(7/11 Pages) INTERSIL

Part #	ISL88003

Description	Ultra Low Power 3 Ld Voltage Supervisors in SC-70 and SOT-23 Packages

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Manufacturer	INTERSIL [Intersil Corporation]

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7

FN6174.0

March 26, 2008

The reset signal remains asserted until VDD rises above the

minimum voltage sense level for time period tPOR. This

ensures that the VDD voltage has stabilized.

Optional VDD de-coupling capacitance can be added to filter

transients if needed.

See Figures 13 and 14 illustrating the available evaluation

platform, ISL88001/2/3EVAL1Z. This evaluation board is

shipped with the many released variants loosely packed and

the 4.6V threshold variants mounted for immediate

evaluation.

FIGURE 2. VOLTAGE MONITORING TIMING DIAGRAM

VDD

VTH/VPOR

1V

RST

tPOR

tRPD

Parametric Performance

FIGURE 3. ISL88001 RST tPOR ~144ms

FIGURE 4. ISL88002 RST tPOR ~155ms, RPU = 5kΩ

VDD

RST

VDD

RST

VDD

RST

ISL88001, ISL88002, ISL88003

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