STM32L151X6 Datasheet, PDF (110/133 Pages) STMicroelectronics – Reset and supply management

Package information
STM32L151x6/8/B STM32L152x6/8/B
LQFP64 device marking
The following figure gives an example of topside marking orientation versus pin 1 identifier
location.
Figure 37. LQFP64 10 x 10 mm, 64-pin low-profile quad flat package top view example
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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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