5

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.

5.1

TSSOP28 package information

TSSOP28 is a 28-pin, 9.7 × 6.4 mm, 4.4 mm body width, 0.65 mm pitch, thin shrink small outline package.

Unless otherwise specified, general tolerance is ± 0.1 mm.

c

L

k

A1

aaa

A2

A

e

b

1

28

14

15

D

E

E1

L1

1.

Drawing is not to scale.

Symbol

millimeters

inches (1)

Min.

Typ.

Max.

Min.

Typ.

Max.

A

-

-

1.200

-

-

0.0472

A1

0.050

-

0.150

0.0020

-

0.0059

A2

0.800

1.000

1.050

0.0315

0.0394

0.0413

b

0.190

-

0.300

0.0075

-

0.0118

c

0.090

-

0.200

0.0035

-

0.0079

D

9.600

9.700

9.800

0.3780

0.3819

0.3858

E

6.200

6.400

6.600

0.2441

0.2520

0.2598

E1

4.300

4.400

4.500

0.1693

0.1732

0.1772

e

-

0.650

-

-

0.0256

-

L

0.450

0.600

0.750

0.0177

0.0236

0.0295

L1

-

1.000

-

-

0.0394

-

ST33TPHF2ESPI

Package information

DB2716 - Rev 4

page 9/26