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CC2420
SWRS041B Page 7 of 89
3 Features
•
2400 – 2483.5 MHz RF Transceiver
•
Direct Sequence Spread
Spectrum (DSSS) transceiver
•
250 kbps data rate, 2 MChip/s
chip rate
•
O-QPSK with half sine pulse
shaping modulation
•
Very low current consumption
(RX: 18.8 mA, TX: 17.4 mA)
•
High sensitivity (-95 dBm)
•
High adjacent channel rejection
(30/45 dB)
•
High alternate channel rejection
(53/54 dB)
•
On-chip VCO, LNA and PA
•
Low supply voltage (2.1 – 3.6 V)
with on-chip voltage regulator
•
Programmable output power
•
I/Q low-IF soft decision receiver
•
I/Q
direct
up-conversion
transmitter
•
Separate transmit and receive FIFOs
•
128 byte transmit data FIFO
•
128 byte receive data FIFO
•
Very few external components
•
Only reference crystal and a
minimised number of passives
•
No external filters needed
•
Easy configuration interface
•
4-wire SPI interface
•
Serial clock up to 10 MHz
•
802.15.4 MAC hardware support:
•
Automatic preamble generator
•
Synchronisation
word
insertion/detection
•
CRC-16 computation and
checking over the MAC payload
•
Clear Channel Assessment
•
Energy detection / digital RSSI
•
Link Quality Indication
•
Full automatic MAC security
(CTR, CBC-MAC, CCM)
•
802.15.4 MAC hardware security:
•
Automated security operations
within the receive and transmit
FIFOs.
•
CTR mode encryption / decryption
•
CBC-MAC
authentication
•
CCM encryption / decryption and
authentication
•
Stand-alone AES encryption
•
Development tools available
•
Fully equipped development kit
•
Demonstration board reference
design with microcontroller code
•
Easy-to-use software for
generating the
CC2420
configu-
ration data
•
Small size QLP-48 package, 7 x 7 mm
•
Complies with EN 300 328, EN 300
440 class 2, FCC CFR47 part 15 and
ARIB STD-T66