Rev. 1.00

27

November 22, 2011

HT16C21

Package Information

Note that the package information provided here is for consultation purposes only. As this information may be

updated at regular intervals users are reminded to consult the Holtek website (http://www.holtek.com.tw/english/

literature/package.pdf) for the latest version of the package information.

20-pin SOP (300mil) Outline Dimensions









)

*

+

,

-.

+

/

0

=

MS-013

Symbol

Dimensions in inch

Min.

Nom.

Max.

A

0.393

―

0.419

B

0.256

―

0.300

C

0.012

―

0.020

C’

0.496

―

0.512

D

―

―

0.104

E

―

0.050

―

F

0.004

―

0.012

G

0.016

―

0.050

H

0.008

―

0.013

α

0°

―

8°

Symbol

Dimensions in mm

Min.

Nom.

Max.

A

9.98

―

10.64

B

6.50

―

7.62

C

0.30

―

0.51

C’

12.60

―

13.00

D

―

―

2.64

E

―

1.27

―

F

0.10

―

0.30

G

0.41

―

1.27

H

0.20

―

0.33

α

0°

―

8°