IC revision overview

This section shows the packet and memory variants for each nRF52840 IC revision.

Table 1. nRF52840 IC revisions and variants
nRF52840 IC revision Packet variant1 Build code1 Package Flash RAM
Engineering A QIAA AA0 aQFN73 1 MB 256 kB
Engineering B BB0
CKAA AA0 WLCSP
Engineering C QIAA CA0 aQFN73
CKAA WLCSP
1 QIAA Cx0 aQFN73
CKAA WLCSP
1 Packet variant and build code can be read from markings on top of the nRF52 IC.