L-USS820FD-DB 参数 Datasheet PDF下载

型号：	L-USS820FD-DB
PDF下载：	下载PDF文件查看货源
内容描述：	USB设备控制器 [USB Device Controller]
分类和应用：	外围集成电路控制器时钟
文件页数/大小：	56 页 / 846 K
品牌：	AGERE [ AGERE SYSTEMS ]

USS-820FD

USB Device Controller

Data Sheet, Rev. 1

August 2004

Table of Contents

Contents

Page

Features ....................................................................................................................................................................1

New Features After Revision B .................................................................................................................................1

Applications ...............................................................................................................................................................1

Description.................................................................................................................................................................3

Serial Interface Engine............................................................................................................................................ 3

Protocol Layer ......................................................................................................................................................... 4

FIFO Control ........................................................................................................................................................... 4

FIFO Programmability .............................................................................................................................................4

FIFO Access ........................................................................................................................................................... 4

Transmit FIFO ...................................................................................................................................................... 5

Receive FIFO ....................................................................................................................................................... 6

Pin Information .........................................................................................................................................................7

Register Timing Characteristics.................................................................................................................................9

Register Interface ....................................................................................................................................................11

Special Firmware Action for Shared Register Bits ................................................................................................13

Register Reads with Side Effects..........................................................................................................................14