SX1239 View Datasheet(PDF) - Semtech Corporation

Part Name

Description

Manufacturer

SX1239

Low Power Integrated UHF Receiver

Semtech Corporation 

SX1239

ADVANCED COMMUNICATIONS & SENSING

DATASHEET

Figure 42. Exiting Listen Mode in SX1239 V2a ........................................................................................................... 71

Figure 43. RegTestOok Description ............................................................................................................................ 71

Index of Tables

Page

Table 1. SX1239 Pinouts .............................................................................................................................................. 10

Table 2. Absolute Maximum Ratings ............................................................................................................................ 11

Table 3. Operating Range ............................................................................................................................................ 11

Table 4. Power Consumption Specification .................................................................................................................. 12

Table 5. Frequency Synthesizer Specification .............................................................................................................. 12

Table 6. Receiver Specification .................................................................................................................................... 13

Table 7. Digital Specification ........................................................................................................................................ 14

Table 8. LNA Gain Settings .......................................................................................................................................... 18

Table 9. Receiver Performance Summary .................................................................................................................... 19

Table 10. Available RxBw Settings ............................................................................................................................... 21

Table 11. Bit Rate Examples ........................................................................................................................................ 23

Table 12. Basic Receiver Modes .................................................................................................................................. 30

Table 13. Range of Durations in Listen Mode .............................................................................................................. 33

Table 14. Signal Acceptance Criteria in Listen Mode ................................................................................................... 34

Table 15. End of Listen Cycle Actions .......................................................................................................................... 34

Table 16. Status of FIFO when Switching Between Different Modes of the Chip ......................................................... 40

Table 17. DIO Mapping, Continuous Mode .................................................................................................................. 42

Table 18. DIO Mapping, Packet Mode ......................................................................................................................... 42

Table 19. Registers Summary ...................................................................................................................................... 52

Table 20. Common Configuration Registers ................................................................................................................. 55

Table 21. Receiver Registers ....................................................................................................................................... 58

Table 22. IRQ and Pin Mapping Registers ................................................................................................................... 60

Table 23. Packet Engine Registers .............................................................................................................................. 62

Table 24. Temperature Sensor Registers ..................................................................................................................... 65

Table 25. Test Registers .............................................................................................................................................. 65

Table 26. Crystal Specification ..................................................................................................................................... 66

Table 27. Chip Identification ......................................................................................................................................... 70

Table 28. Revision History ............................................................................................................................................ 72

Rev 3 - Jan 2011

Page 6

www.semtech.com

Share Link: