what is the antenna requirement of CY8C4247LQI-BL473?
Do we need to use external antenna, if so what is the design guidelines for board level antenna or external wire antenna.
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Hello @Abinaya
Please have a look at our appnote available here: https://www.cypress.com/documentation/application-notes/an91445-antenna-design-and-rf-layout-guideli...
Regards,
Anjana