Network Architecture, Security Issues, and Hardware Implementation of a Home Area Network for Smart Grid

Table 4

COTS components to implement the energy HAN nodes.

Device	ATZB-24-A2/B0 [56]	JN5139	JN5148	STM32W108C8	CC2530
CPU	8 b RISC ATMega128	32 b RISC	32 b RISC	32 b RISC Cortex3	8 b RISC 8051
Radio freq.	2.4–2.485 GHz	2.4 GHz	2.4 GHz	2.4 GHz	2.394–2.507 GHz
Flash/ROM	128 kB Flash	192 kB ROM	128 kB ROM	64 kB Flash	32, 64, 128, and 356 kB Flash
RAM	8 kB	8 kB	128 kB	8 kB	8 kB
Data rate	250 kbps	250 kbps	250, 500, and 667 kbps	250 kbps	250 kbps
V supply	1.8 V–3.6 V	2.2 V–3.6 V	2 V–3.6 V	2.1 V–3.6 V	2 V–3.6 V
RX current	19 mA	34 mA	17.5 mA	27 mA	24 mA
Tx current	18 mA	34 mA	15 mA	31 mA	29 mA
Standby current	6 μA	1.3 μA	1.25 μA	0.8 μA	0.4 mA
Wakeup time	N.A.	N.A.	840 μs	110 μs	600 μs
RX sensitiv.	−101 dBm	−97 dBm	−95 dBm	−99 dBm	−97 dBm
TX power	3 dBm	3 dBm	3 dBm	3 dBm	4.5 dBm