LC895925 Overview
EN 5784 CMOS LSI LC895925 Signal Processing LSI for CD-R Drives Preliminaly Overview The LC895925 provides the following signal processing functions for CD-R drives: CD-ROM decoding/encoding (plete with ECC processing for the former), subcode decoding/encoding, CD encoding, ATIP decoding, CLV servo, and SCSI interface registers. Buffer RAM sizes between 1 and 32 megabits (using 16bit DRAMs) User control over sizes...
LC895925 Key Features
- CD-ROM decoding/encoding plete with error detection and error correction
- Subcode decoding/encoding plete with error correction
- ATIP decoding and CRC checking for both encoding and decoding
- CLV servo control using ATIP data during encoding
- CIRC code insertion and EFM modulation during encoding
- Support for PCA random EFM output during encoding
- Support for CD-ReWritable (CD-RW) Write Strategy signal output
- Access to buffer RAM from microcontroller via LC895925
- Built-in SCSI interface
- Speeds of 12× for decoding and 4× for encoding