​​​​​​​​​​​​​​​As the leader in the ROM industry, we continue to provide cutting-edge ROM products to our valued customers. Migrating from Mask ROM to XtraROM^®, Macronix has made ROM products more flexible in production and delivery, while preserving high quality and cost advantages.
​

Macronix ROM products have been widely used, from game cartridges to slot machines to toys to ​learning devices. In the past decade, we have invested much on ROM products. In the future, we will continue developing​ advanced technology to make ROM a preferred medium for content publishing.

• Mask ROM



128Mb 64Mb 32Mb 16Mb Part No. Status Vcc Bus Width Access Time (ns) Packages Buy Online MX23L12810A TSOP Production 3V x8, x16 100 48-TSOP MX23L12854 Production 3.0/3.3V x1 20 300mil 16-SOP Part No. Status Vcc Bus Width Access Time (ns) Packages Buy Online MX23L6410A Production 3V x8, x16 70 48-TSOP MX23L6423A Production 3V x8, x16 90 48-TSOP MX23L6454 Production 3.0/3.3V x1 50 300mil 16-SOP Part No. Status Vcc Bus Width Access Time (ns) Packages Buy Online MX23L3254 Production 3.0/3.3V x1 50 300mil 16-SOP Part No. Status Vcc Bus Width Access Time (ns) Packages Buy Online MX23L1654 Production 3.0/3.3V x1 50 300mil 16-SOP
• ​​​​ XtraROM^®

XtraROM^® is the leading ROM technology from Macronix without mask charge and with short TAT (Turn Around Time). With a proven record of delivery and quality, XtraROM^® offers a robust medium for content publishing. The host MCU solely must READ the contents; it need not worry about bad blocks, wear leveling, and ECC. XtraROM^® is classified into three categories: NAND XtraROM^®, Gaming Machine XtraROM^®, and ASIC XtraROM^®.
​

• ​​ ​NAND XtraROM^®

Part No.	Density	Bus Width	​​Access Time ​(ns)	Latency(μs)	​Vcc	​Packages​
MX23J51243	512Mb	x8	25	25	2.7~3.6V	48-TSOP
MX23J1G43​​​	1Gb	x8	25	80​	​2.7~3.6V	48-TSOP




This device is pin compatible to NAND, but much more robust than NAND. It is popularly used as a cartridge for learning platforms.
​

• ​​​​ Gaming Machine XtraROM^®

This device, while maintaining the same checksum of the content during lifetime of gaming machines, is widely used in Pachinko and PachinSlot for video/audio, and code storage. It features 32 I/O for fast speed, 70-SSOP package, and up to 32Gb in density.




• ​​​ ASIC XtraROM^®

Macronix excels at customized XtraROM^® from IC design to content programming to quick delivery. We can build your DRM(Digital Right Management) scheme in the circuit of XtraROM^® to protect your content against piracy. Our designs are used in handheld gaming consoles over the world.



Technology & Service​​


• ​​​​​ Macronix NBIT™/​Nbit™​

​​Macronix NBIT™/Nbit™ is Macronix's patented Nitride based technology utilizing a 2bits/cell or 4bits/cell architecture. With this multiple-bit innovation from Macronix NBIT™/Nbit™, our XtraROM^® products offer customers significant cost savings for higher density requirements. And also, Macronix supports unique in-house and filed programming service on XtraROM^®​​ products for customers to make total solution with Macronix NBIT™/Nbit™. Macronix offers Macronix NBIT™/​Nbit™ brand manufacturing, technical consulting, development and design services.