STM32L052X6 Datasheet, PDF (116/136 Pages) STMicroelectronics – Ultra-low-power 32-bit MCU ARM-based Cortex-M0+, up to 64 KB Flash memory, 8 KB SRAM, 2 KB EEPROM, USB, ADC, DAC

Package information
STM32L052x6 STM32L052x8
Device marking for TFBGA64
The following figure gives an example of topside marking versus ball A 1 position identifier
location.
Figure 44. TFBGA64 marking example (package top view)
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1. Parts marked as “ES”, “E” or accompanied by an Engineering Sample notification letter, are not yet
qualified and therefore not yet ready to be used in production and any consequences deriving from such
usage will not be at ST charge. In no event, ST will be liable for any customer usage of these engineering
samples in production. ST Quality has to be contacted prior to any decision to use these Engineering
samples to run qualification activity.
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