Pb(Lead)-Free/RoHS-Green Info

Base Part Number (1)
LR1121 
Lead Free Part Number (1A), (13)
LR1121IMLTRT 
Part Description
LONG RANGE, LOW POWER, MULTI-BAND LORA® TRANSCEIVER 
# of leads
32 
Package Type
QFN 
Pb-Free (2)
YES 
Reflow Temp °C (3)
260 
Lead or Ball Finish
MATTE Sn 
MSL Rating
REACH SVH C(233) EC1907/2006 (18)
JIG 101 A & B (12)
YES 
RoHS / RoHS 2 2011/65/EC (4) (5)
RoHS 2/3 Amend 2015/863 (7)
WEEE 2012/19/EU (19)
YES 
China RoHS 2 GB/T 26572-2011
Halogen Free / Low IEC 61249-2-21/JS709C (20)
Proposition 65 (21)
Packaging Material 94/62/EC (17)
RoHS Compliant by Exception (8)
NO 
Green Reportable Substance (9) Antimony (Sb)/ Berylliuum (Be)
Phosphorus (P) & (Red P)
Compliant (ND4) or below threshold PPM (7)
ND4 
Whisker Testing (10)
Thermal Cycling Whisker Test
(-40°C to +85°C / 4000 cycles)
YES 
Ambient Temperature Storage, Whisker Test
(50°C, 4000 Hrs)
YES 
60°C/90%RH 4000 Hrs, Whisker Test
YES 
Declarations and Reports
IPC-1752-2
Please consult with your Semtech Sales Rep 

Additional Resources

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LoRa Developer Portal

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Demonstration

LR-FHSS Demonstration & Drivers
This package contains drivers and demos for Long-Range Frequency Hopping Spread Spectrum (LR-FHSS) transmission.

L2 Protocol Library

LoRa Basics™ Modem LoRaWAN L2 Library
LoRa Basics Modem is an easy-to-use software library that simplifies the development of LoRaWAN® end nodes.

Silicon Driver

LR11xx Transceiver Driver
This package proposes an implementation in C of the driver for LR11XX radio component.

Silicon Microcode

LR1121 Transceiver Firmware

Software Development Kit

LoRa Basics Modem SDK contains several simple examples highlighting LoRa Basic Modem features.

Software Development Kit

LR11xx Transceiver SDK
The LR11xx SDK contains several simple examples for LR11xx transceivers.

Tool

LR11xx Firmware Updater Tool
Reference implementation of the mechanism to update a the LR11x0 firmware.

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mySemtech

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