器件名称: AL4CA03
功能描述: 512/ 1K/ 2K/ 4K/ 8K x 9 Asynchronous FIFOs
文件大小: 74.41KB 共2页
简 介:AL4CA01/02/03/04/05
512/ 1K/ 2K/ 4K/ 8K x 9 Asynchronous FIFOs
Applications
ATM switches Routers Cable modems Wireless base stations SONET(Synchronous Optical Network) multiplexers Multimedia systems TBC(Time Base Corrector) Hard Disk cache memory Buffer for Communications
Features
High performance, low-power, FIFO(FirstIn First-Out) memory 512 x9 bit I/O port (AL4CA01) 1K x9 bit I/O port (AL4CA02) 2K x9 bit I/O port (AL4CA03) 4K x9 bit I/O port (AL4CA04) 8K x9 bit I/O port (AL4CA05) Asynchronous 12ns access time Fully independent input/output port access Empty, Full, Half Full flags Auto Retransmit Cascadable expansion in depth and width 3.3-volt power tolerant of 5-volt input Standard 32-pin PLCC,
Description
The AL4CA01/02/03/04/05 Asynchronous FIFO (First In First Out) memory provides completely independent 9bit bus width input and output port control that have a maximum data access time as fast as 12ns. The products are available in densities from 4Kbit to 64Kbit with word depths from 512bit to 8Kbit.
Ordering Information
Part number Package Power Supply AL4CA01, AL4CA02, AL4CA03, AL4CA04, AL4CA05 32-pin plastic PLCC +3.3V±10%
13
5
14
AVERLOGIC
AL4CA0X X-XX-XX XXXXX XXXX
4
1
20
30
21 PLCC TOP VIEW
29
Input data bus
Input Buffer
Memory Array 512 x9, 1K x9, 2K x9, 4K x9, 8K x9, 16K x9,
Output Buffer
Output data bus
/W
Write Control Logic Write Pointer
Read Control Logic Read Pointer
/R
/FF Offset Regissers Flag Logic /EF
/RS /FL(RT/) R……
