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Real-time clocks

PartNumber VSUPPLY(V) Time Keeping Current（nA) CL（pF） Memory Type Interface Functions Operating
Temperature
Range (℃) 		Package
CBM1307 5 300 12.5 NV SRAM I2C RTC -40°C~ +85°C SOP-8
CBM555 2 ~ 15 360µA - 555 Type, Timer/Oscillator (Single) - - -40°C~ +125°C SOP-8
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