ADM691A Datasheet (Analog Devices) - Microprocessor Supervisory Circuits

ADM691A, Microprocessor Supervisory Circuits

POWER FAIL INPUT (PFI) 1.25V The ADM691A/ADM693A/ADM800L/ADM800M family of supervisory circuits offers complete single chip solutions for power supply monitoring and battery control functions in microprocessor systems.

These functions include µP reset, backup-battery switchover, watchdog timer, CM

ADM691A Features

* Low Power Consumption: Precision Voltage Monitor ؎2% Tolerance on ADM800L/M Reset Time Delay

* 200 ms, or Adjustable 1 ␮ A Standby Current Automatic Battery Backup Power Switching Fast Onboard Gating of Chip Enable Signals Also Available in TSSOP Package (ADM691A) APPLICATIONS Microprocessor S