Data Sheet

Page 62
nRF51822 Product Specification v3.1
8.16 Random Number Generator (RNG) specifications
Table 55 Random Number Generator (RNG) specifications
8.17 AES Electronic Codebook Mode Encryption (ECB) specifications
Table 56 ECB specifications
8.18 AES CCM Mode Encryption (CCM) specifications
Table 57 CCM specifications
8.19 Accelerated Address Resolver (AAR) specifications
Table 58 AAR specifications
Symbol Description Note Min. Typ. Max. Units
Test
level
I
RNG
Run current at 16 MHz.
60 µA 1
t
RNG,RAW
Run time per byte in
RAW mode.
Uniform distribution
of 0 and 1 is not
guaranteed.
167 µs 1
t
RNG,UNI
Run time per byte in
Uniform mode.
Uniform distribution
of 0 and 1 is
guaranteed. Time to
generate a byte
cannot be
guaranteed.
677 µs 1
Symbol Description Min. Typ. Max. Units
Test
level
I
ECB
Run current for ECB. 550 µA 1
t
STARTECB, ENDECB
Time for a 16 byte AES block encrypt. 8.5 17 µs 1
Symbol Description Min. Typ. Max. Units
Test
level
I
CCM
Run current for CCM. 550 µA 1
Symbol Description Min. Typ. Max. Units
Test
level
I
AAR
Run current for AAR. 550 µA 1
t
START,RESOLVED
Time for address resolution of 8 IRKs. 68 µs 1