Single-Chip Low Cost Low Power RF-Transceiver (Rev. B

CC2500Revision Date Description/Changes1.2SWRS040A2006-06-28 Added figures to table on SPI interface timing requirements.Added information about SPI read.Updates to text and included new figure in section on arbitrary length configuration.Updates to section on CRC check. Added information about CRC check whenPKTCTRL0.CC2400_EN=1.Added information on RSSI update rate in section RSSI.Updates to text and included new figures in section on power-on start-up sequence.Changes to wake-on-radio current consumption figures under electrical specifications.Updates to text in section on data FIFO.Added information about how to check for PLL lock in section on VCO.Better explanation of some of the signals in table of GDO signal selection. Also added some moresignals.Added section on wideband modulation not using spread spectrum under section on systemconsiderations and guidelines.Changes to timeout for sync word search in RX in register MCSM2.Changes to wake-on-radio control register WORCTRL. WOR_RES[1:0] settings 10 b and 11 bchanged to Not Applicable (NA).Added more detailed information on PO_TIMEOUT in register MCSM0.Added description of programming bits in registers FOCCFG, BSCFG, AGCCTRL0, FREND1.Changes to ordering information.1.1 2005-10-20 MDMCFG2[7] used. 26-27 MHz crystal range. Chapter 15: description of the 2 optional appendbytes. Added matching information. Added information about using a reference signal instead of acrystal. CRC can only be checked by append bytes or CRC_AUTOFLUSH. Added equation forcalculating RSSI in dBm. Selectivity performance graphs added.1.0 2005-01-24 First preliminary release.Table 43: Document History36.2 Product Status DefinitionsData Sheet Identification Product Status DefinitionAdvance InformationPreliminaryPlanned or UnderDevelopmentEngineering Samplesand Pre-ProductionPrototypesThis data sheet contains the design specifications forproduct development. Specifications may change inany manner without notice.This data sheet contains preliminary data, andsupplementary data will be published at a later date.Chipcon reserves the right to make changes at anytime without notice in order to improve design andsupply the best possible product. The product is notyet fully qualified at this point.No Identification Noted Full Production This data sheet contains the final specifications.Chipcon reserves the right to make changes at anytime without notice in order to improve design andsupply the best possible product.Obsolete Not In Production This data sheet contains specifications on a productthat has been discontinued by Chipcon. The datasheet is printed for reference information only.Table 44: Product Status DefinitionsSWRS040B Page 90 of 92