- DS1742-100+ Datasheet
- Supply voltage range from 4.5V to 5.5V
- Operating temperature range from 0°C to 70°C
- Century byte register and supports bytewide interface
- Read and write cycle access time of 100ns
- Non-volatile with over 10 years of operation in the absence of power
- Battery voltage level indicator flag
- Clock registers are accessed identically to static RAM and are resident in eight top RAM locations
- Quartz accuracy of ±1 minute a month at +25°C, factory calibrated
- UL recognized
- Power fail circuitry deselects the device when VCC supply is in an out of tolerance condition
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