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ST25R3911B VDD power
Posted on August 24, 2017 at 03:23
The ST25R3911B-disco board used 5V VDD.
Can you use 3.3V for VDD, is there any drawback for using 3.3V?
#st25r3911b-vdd
Ulysses HERNIOSUSBest answer
ST Technical Moderator
Dec 14, 2017 2:37 PM UTC
Posted on December 14, 2017 at 15:37
Hi Khoi,
less supply voltage -> less output power -> less read range.
Regards, Ulrich