W88113CF

OVERVIEW

Features
Host Interface
• Support ATAPI CD-ROM standard (SFF 8020)
• Ultra DMA/33 support to achieve high throughput and data integrity
• 32-byte Data FIFO to increase data throughput
• Support Block-offset transfer and Linear Address transfer
• Automatic ATAPI sequence handling
• Automatic data transfer trigger and cache management

DSP Interface

• Supports CD-ROM, CD-ROM/XA, CD-I, Video-CD, Photo-CD, and CD-Plus formats
• Supports various types of microprocessors and DSPs
• Supports CD-ROM data descrambling
• Supports both real-time correction and buffer-independent correction
• One byte error correction per P-word and Q-word
• Supports error detection of CD-ROM data
• Automatic repeated error correction
• Real time EDC checking logic
• Q-channel extraction by hardware to support precise CD-DA data reading
• Using pin BCK as subcode reference clock
• Target Search and Status Flag Collection to minimize micro-processor overhead

Microcontroller Interface

• Direct Register Addressing (default) and Indirect Register Addressing support
• Programmable ALE pin
• Support 2 programmable general I/O ports and one programmable general input port

DRAM Interface

• Various DRAMs support (128K x 8, 256K x 8, 1M x 8, 64K x 16, 128K x 16, 256K x 16)
• Supports ring-control-register to add flexibility of DRAM control
• FPG/EDO DRAM support
• Programmable DRAM timing
• Programmable refresh timing

Audio Playback Interface

• Audio playback in CAV mode
• Programmable audio data output pin
• Programmable audio reference clock
• Flexible left-right mute and volume control
• IEC-958 Digital Audio output

Miscellaneous

• Flexible power management
• Programmable internal system clock (up to 4 times fast of crystal input)
• Clock output with various frequency
• 100-pin QFP/LQFP package