LoRa FAQQWhat is the difference between CMWX1ZZABZ-078 and CMWX1ZZABZ-091?


In terms of the performance and the software, basically there is no difference between these two modules. The only difference is the Hardware Encryption for AES. 

CMWX1ZZABZ-078 carries this function, but CMWX1ZZABZ-091 does not. Besides, the price is the same for both modules.

Chipset SEMTECH SX1276
ST MCU STM32L082 STM32L072
External Host MCU No
Frequency (MHz) 860 to 930
Secure Element No
Hardware AES-128bit Accelerator Yes No
Software Test Firmware
Availability (Status) In Mass Production

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