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GENERAL DESCRIPTION

The ADM705/ADM706/ADM707/ADM708 microprocessor supervisory circuits are suitable for monitoring 5 V power supplies/batteries and can also monitor microprocessor activity.

FEATURES

Guaranteed RESET valid with VCC = 1 V

190 μA quiescent current

Precision supply voltage monitor

4.65 V (ADM705/ADM707)

4.40 V (ADM706/ADM708)

200 ms reset pulse width

Debounced TTL/CMOS manual reset input (MR)

Independent watchdog timer (ADM705/ADM706)

1.60 sec timeout (ADM705/ADM706)

Active high reset output (ADM707/ADM708)

Voltage monitor for power-fail or low battery warning

Superior upgrade for MAX705 to MAX708

APPLICATIONS

Microprocessor systems

Computers

Controllers

Intelligent instruments

Critical microprocessor supply monitoring