The Sunext SC4220 is a single-chip CD-R/RW and DVD-Read controller capable of 52X CD-R write, 32X CD-RW write, 52X CD read and 16X DVD read speeds, including 16X DVD-RAM. CAV and CLV read and write methods are supported for CD. The SC4220 provides a high level of integration that includes an ARM7 microprocessor, serial flash interface, integrated cache memory, real-tme jitter measurement at full speed, Ultra DMA ATA/ATAPI-5 interface, Analog Front End (AFE), CD Decoder/Encoder, CD Servo, Wobble Processor and integrated Write Strategy.

An advanced architecture affords reduced error rates, greater seek accuracy, and improved seek access time. Power management is provided to reduce power consumption and increase power efficiency.

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