CC2500-RTR1 datasheet(89/99 Pages) TI1

89 / 99 page

CC2500

SWRS040C

Page 89 of 89

Revision

Date

Description/Changes

1.2

SWRS040A

2006-06-28

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 when

PKTCTRL0.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 more

signals.

Added section on wideband modulation not using spread spectrum under section on system

considerations 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 11b

changed 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 append

bytes. Added matching information. Added information about using a reference signal instead of a

crystal. CRC can only be checked by append bytes or CRC_AUTOFLUSH. Added equation for

calculating RSSI in dBm. Selectivity performance graphs added.

1.0

2005-01-24

First preliminary release.

Table 38: Document History

CC2500-RTR1 Folha de dados(PDF) 89 Page - Texas Instruments