ISL88021IU8HEZ-TK 데이터 시트보기 (PDF) - Renesas Electronics

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ISL88021IU8HEZ-TK

Triple Voltage Monitor with Adjustable Power-On-Reset and Undervoltage/Overvoltage Monitoring Capability

Renesas Electronics 

ISL88021, ISL88022

3.3V RISING EDGE 100ms/DIV

ISL88022 tPOR = 150ms

CPOR = OPEN

ISL88021 tPOR = 390ms

CPOR = 10pF

FIGURE 6. ISL88021_22EVAL1 tPOR COMPARISON

Operational Timing Diagrams

VDD

VTH1

1V

V2MON or V3MON

(ISL88021)

MR

RST

tPOR

tRPD

tPOR

VTH2 or VREF

>tMR

tRPD

tPOR

tPOR

RST

FIGURE 7. ISL88021 AND ISL88022 TIMING DIAGRAM

<tMD

FN8226 Rev 1.00

September 18, 2006

Page 6 of 8

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