Table 1: Projected 5G small cells RF requirements for cm-Wave/mm-Wave frequencies (estimated).

Cell Type RF (dBm)Number of UsersRF Per
PA (dBm)
Potential PA
Technologies

Femtocell0–241 to 20<20CMOS/SOI, SiGe, GaAs
Picocell24–3020 to 100<20CMOS/SOI, SiGe, GaAs
Microcell30–40100 to 1000<27GaAs, GaN, CMOS/SOI, SiGe
Macrocell40–471000+>27GaN, GaAs