AL4CA01/02/03/04/05
512/ 1K/ 2K/ 4K/ 8K x 9 Asynchronous FIFOs
Applications
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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
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High performance, low-power, FIFO(First-
In 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