Overview

The LC895199K is a CD-ROM decoder IC that provides subcode read functions and an ATAPI interface integrated on the same chip.

Features

• Built-in ATAPI (IDE) I/F

• 32× speed supported: Using EDO-DRAM (×16, 50 ns) 16.6 Mbytes/s (with IORDY) Operating frequency: 33.8688 MHz

• 32× speed supported: Using EDO-DRAM (×16, 45 ns) 16.6 Mbytes/s (without IORDY) Operating frequency: 33.8688 MHz

• 24× speed supported: Using EDO-DRAM (×16, 50 ns) 16.6 Mbytes/s (without IORDY) Operating frequency: 33.8688 MHz

• 1 Mbits to 4 Mbits of buffer RAM connectable in case of DRAM

• CD main channel, C2 flag, and subcode areas in buffer RAM can be freely set by user

• Built-in batch transfer function (function for sending CD main channel, C2 flag, subcode, etc. at one time)

• Built-in multi-block transfer function (function for automatically sending several blocks at one time)

• Built-in CAV audio function

• Built-in intelligent functions (auto buffering, auto decoding, CD-R support, etc.)

• Built-in subcode P to W buffering function (NO-ECC) and CD-TEXT support

• Package: SQFP-144

Functions

• CD-ROM ECC function

• Subcode read function

• ATA-PI (IDE) I/F (register block, etc.)

• CAV audio function