Rev. 1.00

34

November 22, 2011

HT16C21

Holtek Semiconductor Inc. (Headquarters)

No.3, Creation Rd. II, Science Park, Hsinchu, Taiwan

Tel: 886-3-563-1999

Fax: 886-3-563-1189

http://www.holtek.com.tw

Holtek Semiconductor Inc. (Taipei Sales Office)

4F-2, No. 3-2, YuanQu St., Nankang Software Park, Taipei 115, Taiwan

Tel: 886-2-2655-7070

Fax: 886-2-2655-7373

Fax: 886-2-2655-7383 (International sales hotline)

Holtek Semiconductor Inc. (Shenzhen Sales Office)

5F, Unit A, Productivity Building, No.5 Gaoxin M 2nd Road, Nanshan District, Shenzhen, China 518057

Tel: 86-755-8616-9908, 86-755-8616-9308

Fax: 86-755-8616-9722

Holtek Semiconductor (USA), Inc. (North America Sales Office)

46729 Fremont Blvd., Fremont, CA 94538, USA

Tel: 1-510-252-9880

Fax: 1-510-252-9885

http://www.holtek.com

The information appearing in this Data Sheet is believed to be accurate at the time of publication. However,

Holtek assumes no responsibility arising from the use of the specifications described. The applications

mentioned herein are used solely for the purpose of illustration and Holtek makes no warranty or

representation that such applications will be suitable without further modification, nor recommends the use

of its products for application that may present a risk to human life due to malfunction or otherwise. Holtek's

products are not authorized for use as critical components in life support devices or systems. Holtek reserves

the right to alter its products without prior notification. For the most up-to-date information, please visit our