ADM691 Datasheet (Analog Devices) - Microprocessor Supervisory Circuits

ADM691, Microprocessor Supervisory Circuits

VBATT VBATT VCC Microprocessor Supervisory Circuits ADM690 *ADM695 FUNCTIONAL BLOCK DIAGRAMS VOUT 4.65V 1 RESET GENERATOR 2 RESET WATCHDOG INPUT (WDI) POWER FAIL INPUT (PFI) WATCHDOG TRANSITION DETECTOR (1.6s) ADM690 ADM692 ADM694 POWER FAIL OUTPUT (PFO) 1.3V 1 VOLTAGE 2 RESET DETECT

ADM691 Features

* Superior Upgrade for MAX690

* MAX695 Specified Over Temperature Low Power Consumption (5 mW) Precision Voltage Monitor Reset Assertion Down to 1 V V CC Low Switch On-Resistance 1.5 ⍀ Normal, 20 ⍀ in Backup High Current Drive (100 mA) Watchdog Timer

* 100 ms, 1.6 s, or Adjustable 600 nA S