nRF51822 IC revision overview

This section shows the packet and memory variants for each nRF51822 IC revision.

Table 1. nRF51822 IC revision overview
nRF51822 IC revision1 Packet variant2 Build code2 Package Flash [kB]1 RAM [kB]1
1 QF AA C0 QFN48 256 16
QF AB A0 128
CE AA B0 WLCSP 256
2 QF AA Gx03 QFN48 256 16
QF AB Bx03 128
CE AA CA0 WLCSP 256
DA0
Dx03
3 QF AA Hx03 QFN48 256 16
QF AB Cx03 128
QF AC Ax03 256 32
CD AB Ax03 WLCSP 128 16
CE AA Ex03 256
CF AC Ax03 32
CT AC Ax03
CT AA B00 16
WF AC A00 Wafer 32
1 nRF51 IC revision, RAM size, and Flash size can be retrieved by calling the nrf_ic_info_get function in the ic_info library in nRF51 SDK 8.1.0+.
2 Packet variant and the first two digits in the build code can be read from markings on top of the nRF51 IC.
3 The x in the build code is 0..9 for production release.