LTC694-3.3/LTC695-3.3 are 3.3V microprocessor supervisory circuits that provide features such as power-on reset, battery backup, RAM write protection, power failure warning, and watchdog timing.
The LTC694-3.3/LTC695-3.3 are complete 3.3V power supply monitoring and battery control devices designed for microprocessor systems. They provide functions including power-on reset, battery back-up, RAM write protection, power failure warning, and watchdog timing in a single chip.
| Supply Current (Typical) | 0.6 mA |
|---|---|
| Reset Assertion Voltage | 1V |
| Voltage Monitor Threshold | 2.90V |
| Power OK/Reset Time Delay | 200ms or Adjustable |
| Maximum Standby Current | 1A |
The typical supply current is 0.6 mA.
The default power-on reset time delay is 200 ms.