DS1486 - RAMified Watchdog Timekeeper
* Interrupt Output A (open drain) INTB (INTB) * Interrupt Output B (open drain) A0 *A16 * Address Inputs DQ0 *DQ7 * Data Input/Output CE * Chip Enable OE * Output Enable WE * Write Enable VCC * +5 Volts GND * Groun
DS1486 Features
* 128 kbytes of user NV RAM Integrated NV SRAM, real-time clock, crystal, power-fail control circuit and lithium energy source
* Totally nonvolatile with over 10 years of operation in the absence of power
* Watchdog timer restarts an out-of-control processor
* Alarm function schedules real