CC2500 Datasheet, PDF (3/76 Pages) Texas Instruments – Single Chip Low Cost Low Power RF Transceiver

CC2500
Table Of Contents
APPLICATIONS ...........................................................................................................................................1
PRODUCT DESCRIPTION.........................................................................................................................1
KEY FEATURES ..........................................................................................................................................1
FEATURES (CONTINUED FROM FRONT PAGE)................................................................................2
ABBREVIATIONS........................................................................................................................................ 2
TABLE OF CONTENTS ..............................................................................................................................3
1 ABSOLUTE MAXIMUM RATINGS ..............................................................................................6
2 OPERATING CONDITIONS ..........................................................................................................6
3 GENERAL CHARACTERISTICS..................................................................................................6
4 ELECTRICAL SPECIFICATIONS ................................................................................................7
4.1 CURRENT CONSUMPTION .....................................................................................................................7
4.2 RF RECEIVE SECTION...........................................................................................................................8
4.3 RF TRANSMIT SECTION ......................................................................................................................10
4.4 CRYSTAL OSCILLATOR .......................................................................................................................10
4.5 LOW POWER RC OSCILLATOR............................................................................................................11
4.6 FREQUENCY SYNTHESIZER CHARACTERISTICS...................................................................................11
4.7 ANALOG TEMPERATURE SENSOR .......................................................................................................12
4.8 DC CHARACTERISTICS .......................................................................................................................12
4.9 POWER-ON RESET ..............................................................................................................................12
5 PIN CONFIGURATION.................................................................................................................13
6 CIRCUIT DESCRIPTION .............................................................................................................15
7 APPLICATION CIRCUIT .............................................................................................................15
8 CONFIGURATION OVERVIEW .................................................................................................17
9 CONFIGURATION SOFTWARE.................................................................................................18
10 4-WIRE SERIAL CONFIGURATION AND DATA INTERFACE ...........................................19
10.1 CHIP STATUS BYTE ............................................................................................................................20
10.2 REGISTER ACCESS ..............................................................................................................................21
10.3 COMMAND STROBES ..........................................................................................................................22
10.4 FIFO ACCESS .....................................................................................................................................22
10.5 PATABLE ACCESS............................................................................................................................22
11 MICROCONTROLLER INTERFACE AND PIN CONFIGURATION ...................................23
11.1 CONFIGURATION INTERFACE ..............................................................................................................23
11.2 GENERAL CONTROL AND STATUS PINS ..............................................................................................23
11.3 OPTIONAL RADIO CONTROL FEATURE ...............................................................................................23
12 DATA RATE PROGRAMMING...................................................................................................24
13 RECEIVER CHANNEL FILTER BANDWIDTH .......................................................................24
14 DEMODULATOR, SYMBOL SYNCHRONIZER AND DATA DECISION............................25
14.1 FREQUENCY OFFSET COMPENSATION.................................................................................................25
14.2 BIT SYNCHRONIZATION......................................................................................................................25
14.3 BYTE SYNCHRONIZATION...................................................................................................................25
15 PACKET HANDLING HARDWARE SUPPORT .......................................................................25
15.1 DATA WHITENING ..............................................................................................................................26
15.2 PACKET FORMAT................................................................................................................................26
15.3 PACKET FILTERING IN RECEIVE MODE ...............................................................................................27
15.4 CRC CHECK .......................................................................................................................................28
15.5 PACKET HANDLING IN TRANSMIT MODE............................................................................................28
15.6 PACKET HANDLING IN RECEIVE MODE ..............................................................................................28
16 MODULATION FORMATS ..........................................................................................................29
16.1 FREQUENCY SHIFT KEYING ................................................................................................................29
16.2 MINIMUM SHIFT KEYING....................................................................................................................29
16.3 AMPLITUDE MODULATION .................................................................................................................29
Preliminary Data Sheet (rev.1.1.) SWRS040
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