MIC1832(Old_V) Просмотр технического описания (PDF) - Micrel

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MIC1832
(Rev.:Old_V)

µP Supervisory Circuit

Micrel 

Block Diagram

MIC1832 µP Supervisory Circuit

VCC (8)

TOL (3)

PBRST (1)

ST (7)

TD (2)

TRIP POINT

SELECT

+

-

REF

MANUAL RESET

DEBOUNCE

TIMEOUT

SELECT

RESET

GENERATOR

WATCHDOG

TIMER

RST (6)

RST (5)

GND (4)

Circuit Description

TD Pin

Gnd

Open

VCC

Min.

62.5ms

250ms

500ms

tTD

Typ.

150ms

600ms

1200ms

Max.

250ms

1000ms

2000ms

Table 1. Watchdog Timeout Period

5

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