●Subject: Product Discontinue Notification (PDN) for Alliance Memory 128Mb (4Mx32) and 256Mb (8Mx32) Low Power / Mobile SDRAM rev.A 90ball FBGA Package.
●Affected Part Numbers
■AS4C4M32MSA-6BIN
■AS4C4M32MSA-6BINTR
■AS4C8M32MSA-6BIN
■AS4C8M32MSA-6BINTR
●Description of Change: All affected part numbers are discontinued.
●Reason for Change: Very long lead times caused by very low demands
●Traceability, Guidelines (lot, date code, markings, shipment date): Traceable through marketing part number
●Alternative Part: AS4C8M32MSB-6BIN; AS4C8M32MSB-6BINTR
●Summary of Alternative: Proposed Alternative are rev.B Die designed/qualified per JEDEC, Pin to Pin compatible with better supply chain lead times and capacity.
■Description of Alternative part: 256Mb (8Mx32) Low Power/Mobile SDRAM rev.B 90ball FBGA package, Industrial Grade.
●Last Time Buy Date: August 31st, 2023
●Last Time Ship Date: August 31 st, 2024
●Sample Availability Date for alternative part number Now
●PCN Effective Date August 23 rd, 2023

Brand of Product：	Alliance
Part#：	AS4C4M32MSA-6BIN 、 AS4C8M32MSA-6BIN 、 AS4C4M32MSA-6BINTR 、 AS4C8M32MSA-6BINTR 、 AS4C8M32MSB-6BIN 、 AS4C8M32MSB-6BINTR More Part#
Product Category：	Low Power / Mobile SDRAM More
Application：	More
Data Type：	PCN/EOL More
Safety & Environment Standards：	More
Operating Temperature：	Please see the document for details
Qualification Grade：	More
Qualification Approval：	More
Package：	FBGA
Language：	English Chinese Chinese and English Japanese
Date of Creation：	AUGUST 23 rd, 2023
Version Number：	REVISION*A
Data Encoding：	PDN#20230823
Data Size：	410 KB
Type of Change：	Product Discontinue
Effective Date：	AUGUST 23 rd, 2023
Last Order Date：	August 31st, 2023