Single-Chip Low Cost Low Power RF-Transceiver (Rev. A)

CC2500Parameter Min Typ Max Unit Condition/Note250 kbps data rate, current optimized, MDMCFG2.DEM_DCFILT_OFF = 1(MSK, 1% packet error rate, 20 bytes packet length, 540 kHz digital channel filter bandwidth)Receiver sensitivity –87 dBmSaturation –13 dBmAdjacent channelrejectionAlternate channelrejection21 dB Desired channel 3 dB above the sensitivity limit. 750 kHzchannel spacing30 dB Desired channel 3 dB above the sensitivity limit. 750 kHzchannel spacingSee Figure 25 for plot of selectivity versus frequency offset500 kbps data rate, MDMCFG2.DEM_DCFILT_OFF = 0(MSK, 1% packet error rate, 20 bytes packet length, 812 kHz digital channel filter bandwidth)Receiver sensitivity –82 dBmSaturation –18 dBmAdjacent channelrejectionAlternate channelrejectionGeneralBlocking at ±10 MHzoffsetBlocking at ±20 MHzoffsetBlocking at ±50 MHzoffsetSpurious emissions25 MHz – 1 GHzAbove 1 GHz14 dB Desired channel 3 dB above the sensitivity limit. 1 MHzchannel spacing25 dB Desired channel 3 dB above the sensitivity limit. 1 MHzchannel spacingSee Figure 26 for plot of selectivity versus frequency offset47 dB Desired channel at –80 dBm. Compliant with ETSI EN 300440 class 2 receiver requirements.52 dB Desired channel at –80 dBm. Compliant with ETSI EN 300440 class 2 receiver requirements.54 dB Desired channel at –80 dBm. Compliant with ETSI EN 300440 class 2 receiver requirements.–57–47dBmdBmTable 5: RF receive parametersPRELIMINARY Data Sheet (Rev.1.2) SWRS040A Page 9 of 83