rtc power supply microcontroller interfacing

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This topic has 1 reply, 2 voices, and was last updated 12 years, 1 month ago by AJISH ALFRED.

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June 17, 2013 at 10:05 am #2488

Sachin D Puri
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AJISH ALFRED
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Hi,

You should supply the RTC chip with the voltage mentioned in its datasheet. If it works on 3.3V then you should supply atleast 3V, if it is 5V then you have to supply atleast 4.5V
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