Datasheet

Package information STM32L433xx
214/224 DocID028794 Rev 4
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.
7.8 UFQFPN48 package information
Figure 63. UFQFPN48 - 48-lead, 7x7 mm, 0.5 mm pitch, ultra thin fine pitch quad flat
package outline
1. Drawing is not to scale.
2. All leads/pads should also be soldered to the PCB to improve the lead/pad solder joint life.
3. There is an exposed die pad on the underside of the UFQFPN package. It is recommended to connect and
solder this back-side pad to PCB ground.
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