SoC revisions and variants

This section shows the package and memory variants for each nRF52840 SoC revision.

Table 1. nRF52840 SoC revisions and variants
nRF52840 SoC revision Package 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 Cx02 aQFN73
CKAA WLCSP
Engineering D QIAA DA0 aQFN73
CKAA WLCSP
2 QIAA Dx02 aQFN73
CKAA WLCSP
3 QFAA Fx02 QFN48
QIAA aQFN73
CKAA WLCSP
1 Package variant and build code can be read from markings on top of the nRF52 SoC.
2 Production device. The "x" represents a digit between 0 and 9.