LLCC68 datasheet(6/111 Pages) SEMTECH

6 / 111 page

LLCC68

Data Sheet

Rev. 1.1

DS.LLCC68.W.APP

Dec 2024

6 of 111

Semtech

LLCC68

www.semtech.com

13.5.6 ResetStats...................................................................................................... 97

13.6 Miscellaneous .......................................................................................................... 98

13.6.1 GetDeviceErrors ............................................................................................ 98

13.6.2 ClearDeviceErrors.......................................................................................... 98

14. Application ......................................................................................................................... 99

14.1 HOST API Basic Read Write Function ....................................................................... 99

14.2 Circuit Configuration for Basic Tx Operation ........................................................... 99

14.3 Circuit Configuration for Basic Rx Operation ......................................................... 100

14.4 Issuing Commands in the Right Order ................................................................... 100

14.5 Application Schematics .......................................................................................... 101

14.5.1 Application Design of the LLCC68 with RF Switch ....................................... 101

15. Known Limitations............................................................................................................ 102

15.1 Modulation Quality with 500kHz LoRa Bandwidth ................................................ 102

15.1.1 Description .................................................................................................. 102

15.1.2 Workaround ................................................................................................ 102

15.2 Better Resistance of the LLCC68 Tx to Antenna Mismatch ................................... 103

15.2.1 Description .................................................................................................. 103

15.2.2 Workaround ................................................................................................ 103

15.3 Implicit Header Mode Timeout Behavior .............................................................. 104

15.3.1 Description .................................................................................................. 104

15.3.2 Workaround ................................................................................................ 104

15.4 Optimizing the Inverted IQ Operation ................................................................... 104

15.4.1 Description .................................................................................................. 104

15.4.2 Workaround ................................................................................................ 104

16. Packaging Information...................................................................................................... 105

16.1 Package Outline Drawing ....................................................................................... 105

16.2 Package Marking .................................................................................................. 106

16.3 Land Pattern .......................................................................................................... 106

16.4 Reflow Profiles ....................................................................................................... 107

16.5 Tape and Reel Information .................................................................................... 107

LLCC68 Folha de dados(PDF) 6 Page - Semtech Corporation