
ASAHI KASEI 
[AK5384] 
MS0225-E-00 
2003/05 
- 21 - 
MARKING
AKM
AK5384VF
XXXBYYYYC
XXXBYYYYC  Date code identifier 
XXXB : Lot number (X : Digit number, B : Alpha character)
YYYYC : Assembly date (Y : Digit number, C : Alpha character) 
IMPORTANT NOTICE 
 These products and their specifications are subject to change without notice. Before considering any 
use or application, consult the Asahi Kasei Microsystems Co., Ltd. (AKM) sales office or authorized 
distributor concerning their current status. 
 AKM assumes no liability for infringement of any patent, intellectual property, or other right in the 
application or use of any information contained herein. 
 Any export of these products, or devices or systems containing them, may require an export license or 
other official approval under the law and regulations of the country of export pertaining to customs and 
tariffs, currency exchange, or strategic materials. 
 AKM products are neither intended nor authorized for use as critical components in any safety, life 
support, or other hazard related device or system, and AKM assumes no responsibility relating to any 
such use, except with the express written consent of the Representative Director of AKM. As used 
here: 
a. A hazard related device or system is one designed or intended for life support or maintenance of 
safety or for applications in medicine, aerospace, nuclear energy, or other fields, in which its 
failure to function or perform may reasonably be expected to result in loss of life or in significant 
injury or damage to person or property. 
b. A critical component is one whose failure to function or perform may reasonably be expected to 
result, whether directly or indirectly, in the loss of the safety or effectiveness of the device or 
system containing it, and which must therefore meet very high standards of performance and 
reliability. 
 It is the responsibility of the buyer or distributor of an AKM product who distributes, disposes of, or 
otherwise places the product with a third party to notify that party in advance of the above content and 
conditions, and the buyer or distributor agrees to assume any and all responsibility and liability for and 
hold AKM harmless from any and all claims arising from the use of said product in the absence of such 
notification.