IDT72V3642

3.3 VOLT CMOS SyncBiFIFOTM 256 x 36 x 2 512 x 36 x 2 1,024 x 36 x 2 .EATURES: IDT72V3622 IDT72V3632 IDT72V3642 Memory storage capacity: IDT72V3622 – 256 x 36 x 2 IDT72V3632 – 512 x 36 x 2 IDT72V3642 – 1,024 x 36 x 2 Supports clock frequencies up to 100 MHz Fast access times of 6.5ns Free-running CLKA and CLKB may be asynchronous or coincident (simultaneous reading and writing of data on a single clock edge is permitted) Two independent clocked FIFOs buffering data in opposite directions Mailbox bypass register for each FIFO Programmable Almost-Full and Almost-Empty flags Microprocessor Interface Control Logic FFA/IRA, EFA/ORA, AEA, and AFA flags synchronized by CLKA FFB/IRB, EFB/ORB, AEB, and AFB flags synchronized by CLKB Select IDT Standard timing (using EFA, EFB, FFA and FFB flags functions) or First Word Fall Through timing (using ORA, ORB, IRA and IRB flag functions) Available in 132-pin Plastic Quad Flatpack (PQFP) or space-saving 120-pin Thin Quad Flatpack (TQFP) Functionally compatible to the 5V operating IDT723622/723632/ 723642 Industrial temperature range (–40οC to +85οC) is available DESCRIPTION: The IDT72V3622/72V3632/72V3642 are functionally compatible versions of the IDT723622/723632/723642, designed to run off a 3.3V supply for exceptionally low-power consumption. These devices are monolithic, highspeed, low-power, CMOS Bidirectional SyncFIFO (clocked) memories which support clock frequencies up to 100MHz and have read access...