SemTech-dat

• LR1121-dat - LoRa Connect™ LR1121 for Multi-Band Global Connectivity

• SX1302-dat == lora-gateway-dat

https://www.semtech.com/products/wireless-rf

• SX1262-dat == Lora-front-end-dat

• LLCC68-dat == https://www.semtech.com/products/wireless-rf/lora-connect/llcc68

LoRa RF Transceiver Module RA-01SC LLCC68

• SX1278-dat == SX1276-dat

• SX1268-dat

• SX1272-dat == RFM92-dat

Compare

Chip	IP Generation	Frequency Bands	Max Tx Power	Rx Sensitivity (LoRa)	Modulation	Key Features / Generation
LR2021	4st gen	150-960, 1600-2500	N/A	N/A	N/A	Data not available.
LR1121	3st gen	150-960 MHz, 2.4 GHz, S-Band	+22 dBm	-144 dBm	LoRa, (G)FSK	LoRa Edge™: Multi-band, includes GNSS (GPS/BeiDou) and Wi-Fi passive scanner for low-power geolocation.
SX1262	2nd Gen	150-960 MHz	+22 dBm	-148 dBm	LoRa, (G)FSK	2nd Gen: Significantly lower power consumption and higher link budget than SX127x series.
SX1268	2nd Gen	410-810 MHz	+22 dBm	-148 dBm	LoRa, (G)FSK	2nd Gen: Regional variant of SX1262, optimized for Chinese frequency bands.
LLCC68	2nd Gen	150-960 MHz	+22 dBm	-129 dBm	LoRa, (G)FSK	2nd Gen: Optimized for LoRaWAN end-nodes using lower spreading factors (SF5-SF9). Not for SF10-SF12.
SX1276	1st Gen	137-1020 MHz	+20 dBm	-148 dBm	LoRa, FSK, OOK	1st Gen (Legacy): Higher power consumption than SX126x/LLCC68 series.
SX1278	1st Gen	137-525 MHz	+20 dBm	-148 dBm	LoRa, FSK, OOK	1st Gen (Legacy): Variant of SX1276, optimized for 433/470 MHz bands.
SX1272	1st Gen	860-1020 MHz	+20 dBm	-137 dBm	LoRa, FSK, OOK	1st Gen (Legacy): Predecessor to SX1276 with lower sensitivity.

ref

• meshtastic-dat - opensource-dat

• lora-dat

• STM32-dat

• semtech