器件名称: AL4V95
功能描述: 16K, 64K-Bit Line FIFO
文件大小: 26.85KB 共2页
简 介:AL4V93/95 16K, 64K-Bit Line FIFO
Applications
Multimedia System Video line capture TBC(Time Base Corrector) Hard Disk cache memory Anti-skip audio data buffer
Features
High performance, low-power, FIFO(FirstIn First-Out) memory 2K x9 bit I/O port (AL4V93) 8K x9 bit I/O port (AL4V95) High clock speed (100MHz) Fully independent read/write access Output enable control (data skipping) 3.3V±10% power supply with 5V tolerant Standard 32-pin TQFP
Description
The AL4V93/95 series memory products are high-performance, low-power 9-bit read/write FIFO (First-In-First-Out) memory chips. They are specially designed to buffer high speed streaming data for a wide range of data buffering applications, such as optical disk data caching, video line data buffering.
Ordering Information
Part number Package Power Supply AL4V93, AL4V95 32-pin plastic TQFP and PLCC +3.3V±10%
24
23
22
21
20
19
18
25 26 27 28 29 30 31 32 1 2 3 4 5 6 7 8
17 16 15 14 13 12 11 10 9
AVERLOGIC
AL4V9x x-xx-xx xxxx xxxx
TQFP PACKAGE TOP VIEW
/OE
Input data bus
Input Buffer
(2k, 8k) x9 Memory Array
Output Buffer
Output data bus
WCLK /WEN /WRST
Write Control Logic Write Pointer
Read Control Logic Read Pointer
RCLK /REN /RRST
Offset Regissers
Timing & Logic Control
AL4V9x FIFO Block Diagram
The 9-bit input and output ports operate independently at a maximum speed of 100MHz. The built-in address decoder and pointer managing circuits provide a straightforward bus interface to serially read/w……
