Datasheet

Package information STM32F334x4 STM32F334x6 STM32F334x8
108/121 DocID025409 Rev 8
Device marking for LQFP48
The following figure gives an example of topside marking orientation versus pin 1 identifier
location.
Other optional marking or inset/upset marks, which identify the parts throughout supply
chain operations, are not indicated below.
Figure 39. LQFP48 marking example (package top view)
1. Parts marked as ES or E or accompanied by an Engineering Sample notification letter are not yet qualified
and therefore not approved for use in production. ST is not responsible for any consequences resulting
from such use. In no event will ST be liable for the customer using any of these engineering samples in
production. ST's Quality department must be contacted prior to any decision to use these engineering
samples to run a qualification activity.
MSv33099V1
STM32F
334C6T6
Y WW
R
Product Identification
(1)
Revision code
Pin 1
indentifier
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