Alinket Electronic Technology Co. Ltd. ALXCOMBO Manuale Utente
ALXC2X USER MANUAL
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13
2.3 Design Considerations
ALXC2X
odule’s default po e is 3.3V, and the power ripple should be controlled within 50mV.
The input of EXT_SLEEP_CLK pin must be 32.768KHz square wave, if not please ground directly.
The power access to the VDDIO pin after filtering circuit.
The external antenna must has 50 ohm impedance of shielded wire, and nearby can
’t have
metal components.