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computers - Can we not simply connect a battery to a RAM to prevent data loss during power cuts? - Electrical Engineering Stack Exchange
![ISL12022MA: Low Power RTC Module with Battery Backed SRAM, Integrated ±5ppm Temp Compensation and Crystal _ BDTIC a Leading Distributor in China ISL12022MA: Low Power RTC Module with Battery Backed SRAM, Integrated ±5ppm Temp Compensation and Crystal _ BDTIC a Leading Distributor in China](http://www.bdtic.com/image/intersil/isl12022ma.jpg)
ISL12022MA: Low Power RTC Module with Battery Backed SRAM, Integrated ±5ppm Temp Compensation and Crystal _ BDTIC a Leading Distributor in China
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Using a Supervisory Circuit to Turn a Conventional SRAM into Fast Non-Volatile Memory - Technical Articles
![ISL12022M: Low Power RTC Module with Battery Backed SRAM, Integrated ±5ppm Temperature Sensor and Crystal _ BDTIC a Leading Distributor in China ISL12022M: Low Power RTC Module with Battery Backed SRAM, Integrated ±5ppm Temperature Sensor and Crystal _ BDTIC a Leading Distributor in China](http://www.bdtic.com/image/intersil/isl12022m.jpg)
ISL12022M: Low Power RTC Module with Battery Backed SRAM, Integrated ±5ppm Temperature Sensor and Crystal _ BDTIC a Leading Distributor in China
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