Datasheet

Table Of Contents
DocID022152 Rev 8 169/202
STM32F405xx, STM32F407xx Package information
Device marking for LQFP64
The following figure gives an example of topside marking and pin 1 position identifier
location.
Other optional marking or inset/upset marks, which depend on supply chain operations, are
not indicated below.
Figure 80. LPQF64 marking example (package top view)
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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