Texas Instruments 3138 155 232931 - Manual (Page 7)

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