CC2550 Datasheet, PDF (6/50 Pages) Texas Instruments – Single Chip Low Cost Low Power RF-Transmitter

CC2550
5 General Characteristics
Parameter
Frequency range
Data rate
Min
Typ
Max
Unit Condition/Note
2400
2483.5 MHz
1.2
500
kbps Modulation formats supported:
(Shaped) MSK (also known as differential offset QPSK) up
to 500kbps
2-FSK up to 500kbps
GFSK and OOK (up to 250kbps)
Optional Manchester encoding (halves the data rate).
Table 4: General Characteristics
6 RF Transmit Section
Tc = 25°C, VDD = 3.0V, 0dBm if nothing else stated. The values are preliminary results and will be updated in later
versions of the data sheet.
Parameter
Differential load
impedance
Output power, highest
setting
Output power, lowest
setting
Adjacent channel
power
Alternate channel
power
Spurious emissions
Min Typ Max Unit Condition/Note
TBD
Ω Follow CC2550EM reference design
1
dBm Output power is programmable, and full range is available for
whole all frequency band.
Delivered to a 50Ω single-ended load via Chipcon reference RF
matching network.
–30
dBm Output power is programmable, and full range is available for
whole all frequency band.
Delivered to a 50Ω single-ended load via Chipcon reference RF
matching network.
–26
dBc The given values are for 1MHz channel spacing (±1MHz from
carrier) and 500kbps MSK.
–46
dBc The given values are for 1MHz channel spacing (±2MHz from
carrier) and 500kbps MSK.
–36 dBm 25MHz – 1GHz
–54 dBm 47-74, 87.5-118, 174-230, 470-862MHz
–47 dBm 1800MHz-1900MHz (restricted band in Europe)
–41 dBm At 2·RF and 3·RF (restricted bands in USA)
–30 dBm Otherwise above 1GHz
Table 5: RF Transmit Parameters
Preliminary Data Sheet (rev. 1.1) SWRS039
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