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Is it OK to cut the power when only RTCs of SH7750R and SH7751R are used?

Latest Updated:03/23/2009

Question:

Is it possible to cut the power except RTC's power when only the RTCs of SH7750R and SH7751R are used?

Answer:

All power supply pins including the pins for RTCs of SH7750R and SH7751R must be supplied power even if only RTC is used.
Suitable Products
SH7751R
SH7750R