EFR32BG21B010F1024IM32-B EFR32BG21B020F1024IM32-B EFR32ZG23A020F512GM40-B EFR32MG12P332F1024IM48-C LMX5453SMX/NOPB CYW43903KUBGT EFR32ZG23A020F512GM48-B CC2531F128RHAT EFR32ZG23B010F512IM40-B CC2538NF23RTQR EFR32ZG23B010F512IM48-B CC2538SF23RTQR MC13226V CC2538NF11RTQR MC13237CHT SI1023-B-GM EFR32ZG23B020F512IM40-B EFR32FG14P231F256GM32-BR EFR32ZG23B020F512IM48-B MAX2832ETM+T