AL4V95

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 www.DataSheet4U.com /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 ...