Package mechanical data

STHV748

18/22

Doc ID 15450 Rev 1

9

Package mechanical data

In order to meet environmental requirements, ST offers these devices in different grades of

Table 12.

QFN64 9 x 9 x 1.0 mm 64 pitch 0.50 mechanical data

Dim

Min.

Typ.

Max.

A

0.8

0.9

1

A1

0.02

0.05

A2

0.65

1

A3

0.2

b

0.18

0.25

0.3

D

8.85

9

9.15

D1

8.75

D2

See exposed pad variation

E

8.85

9

9.15

E1

8.75

E2

See exposed pad variation

e

0.5

L

0.35

0.4

0.45

P

0.6

K

12

ddd

0.08

Table 13.

Exposed-pad variation

Variation

D2

E2

Min.

Typ.

Max.

Min.

Typ.

Max.

A

4.1

4.25

4.4

4.1

4.25

4.4

B

4.55

4.7

4.85

4.55

4.7

4.85

C

6.95

7.1

7.25

6.95

7.1

7.25

D

7.15

7.3

7.45

7.15

7.3

7.45