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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