Users Manual

Page 58
nRF51802 Product Specification v1.2
8.16 Random Number Generator (RNG) specifications
Table 53 Random Number Generator (RNG) specifications
8.17 AES Electronic Codebook Mode Encryption (ECB) specifications
Table 54 ECB specifications
8.18 AES CCM Mode Encryption (CCM) specifications
Table 55 CCM specifications
8.19 Accelerated Address Resolver (AAR) specifications
Table 56 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