W86L387D Datasheet, PDF (4/25 Pages) Winbond – Winbond Host Interface Memory StickTM Bridge

W86L387D
PRELIMINARY
1. GENERAL DESCRIPTION
The W86L387D is a Memory Stick^TM host interface bridge used between host microprocessor and
Memory Stick^TM. The data width of host microprocessor can be 8-bit or 16-bit. W86L387D can support
synchronous or asynchronous type of host interface. It also supports DMA or Interrupt type of transfer
mode to improve data transfer performance between host microprocessor and Memory Stick^TM.
W86L387D is fit for most of IA devices, such as PDA, Cellular Phone, DSC, and MP3 player.
2. FEATURES
• Compliant with Sony Memory Stick^TM spec. Version 1.3
• Support two types of host microprocessor interface access--synchronous and asynchronous
mode
• DMA and Interrupt transfer mode supported
• Host microprocessor data bus can be 8-bit or 16-bit
• Built-in crystal driver circuit, support external oscillator or crystal clock input
• Extra 8 programmable GPIO supported
• Wide range of clock input up to 20Mhz
• 3.3V opereation
• 48-pin LQFP package
Ordering Information
Part Number
W86L387D
Package Type
48-PIN LQFP
Production Flow
Commercial, 0^oC to +70^oC
The trademarks and intellectual property rights of Memory Stick belong to SONY Corporation
All trademarks and brand names belong to their respective owners
Publication Release Date: July 2001
-1-
Revision 0.50