STMicroelectronics TR suffix calls out Tape and Reel packaging. If the part number is missing this suffix, it will be tray packaging.
Below are example tray and tape and reel part numbers:
STM32F437IIH6
STM32F437IIH6TR
STMicroelectronics TR suffix calls out Tape and Reel packaging. If the part number is missing this suffix, it will be tray packaging.
Below are example tray and tape and reel part numbers:
STM32F437IIH6
STM32F437IIH6TR