Datasheet

Package information STM32F091xB STM32F091xC
100/128 DocID026284 Rev 4
7 Package information
In order to meet environmental requirements, ST offers these devices in different grades of
ECOPACK
®
packages, depending on their level of environmental compliance. ECOPACK
®
specifications, grade definitions and product status are available at:
www.st.com.
ECOPACK
®
is an ST trademark.
7.1 UFBGA100 package information
UFBGA100 is a 100-ball, 7 x 7 mm, 0.50 mm pitch, ultra-fine-profile ball grid array
package.
Figure 33. UFBGA100 package outline
1. Drawing is not to scale.
Table 70. UFBGA100 package mechanical data
Symbol
millimeters inches
(1)
Min. Typ. Max. Min. Typ. Max.
A - - 0.600 - - 0.0236
A1 - - 0.110 - - 0.0043
A2 - 0.450 - - 0.0177 -
A3 - 0.130 - - 0.0051 0.0094
A4 - 0.320 - - 0.0126 -
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