SX1239 View Datasheet(PDF) - Semtech Corporation

Part Name

Description

Manufacturer

SX1239

Low Power Integrated UHF Receiver

Semtech Corporation 

SX1239

ADVANCED COMMUNICATIONS & SENSING

DATASHEET

6.4. IRQ and Pin Mapping Registers .................................................................................................................... 60

6.5. Packet Engine Registers............................................................................................................................... 62

6.6. Temperature Sensor Registers ..................................................................................................................... 65

6.7. Test Registers ............................................................................................................................................... 65

7. Application Information ......................................................................................................................................... 66

7.1. Crystal Resonator Specification .................................................................................................................... 66

7.2. Reset of the Chip .......................................................................................................................................... 66

7.2.1. POR.......................................................................................................................................................... 66

7.2.2. Manual Reset ............................................................................................................................................67

7.3. Reference Design ......................................................................................................................................... 67

8. Packaging Information .......................................................................................................................................... 68

8.1. Package Outline Drawing.............................................................................................................................. 68

8.2. Recommended Land Pattern ........................................................................................................................ 68

8.3. Thermal Impedance ...................................................................................................................................... 69

8.4. Tape & Reel Specification............................................................................................................................. 69

9. Chip Revisions ...................................................................................................................................................... 70

9.1. RC Oscillator Calibration............................................................................................................................... 70

9.2. Listen Mode................................................................................................................................................... 70

9.2.1. Resolutions............................................................................................................................................... 70

9.2.2. Exiting Listen Mode .................................................................................................................................. 71

9.3. OOK Floor Threshold Default Setting ........................................................................................................... 71

9.4. AFC Control .................................................................................................................................................. 71

9.4.1. AfcAutoClearOn ....................................................................................................................................... 71

9.4.2. AfcLowBetaOn and LowBetaAfcOffset..................................................................................................... 71

9.5. ContinuousDagc............................................................................................................................................ 71

10. Revision History .................................................................................................................................................... 72

Rev 3 - Jan 2011

Page 4

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