Datasheet

DS9773 Rev 4 87/93
STM32F030x4/x6/x8/xC Package information
89
Device marking
The following figure gives an example of topside marking orientation versus pin 1 identifier
location.
The printed markings may differ depending on the supply chain.
Other optional marking or inset/upset marks, which identify the parts throughout supply
chain operations, are not indicated below.
Figure 39. TSSOP20 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.
MSv36478V1
Revision code
Date code
Device identification
(1)
Pin 1 identification
32F030F4P6
YWWR