IDT72V3631

www.DataSheet4U.com 3.3 VOLT CMOS SyncFIFOTM 512 x 36 1,024 x 36 2,048 x 36 IDT72V3631 IDT72V3641 IDT72V3651 FEATURES Storage capacity: IDT72V3631 - 512 x 36 IDT72V3641 - 1,024 x 36 IDT72V3651 - 2,048 x 36 Supports clock frequencies up to 67 MHz Fast access times of 10ns Free-running CLKA and CLKB can be asynchronous or coincident (permits simultaneous reading and writing of data on a single clock edge) Clocked FIFO buffering data from Port A to Port B Synchronous read retransmit capability Mailbox register in each direction Programmable Almost-Full and Almost-Empty flags Microprocessor interface control logic Input Ready (IR) and Almost-Full (AF) flags synchronized by CLKA Output Ready (OR) and Almost-Empty (AE) flags synchronized by CLKB Available in 132-pin plastic quad flat package (PQFP) or spacesaving 120-pin thin quad flat package (TQFP) Pin and functionally compatible versions of the 5V operating IDT723631/723641/723651 Easily expandable in width and depth Industrial temperature range (–40°C to +85°C) is available DESCRIPTION The IDT72V3631/72V3641/72V3651 are pin and functionally compatible versons of the IDT723631/723641/723651, designed to run off a 3.3V supply for exceptionally low-power consumption. These devices are monolithic highspeed, low-power, CMOS clocked FIFO memory. It supports clock frequencies up to 67 MHz and has read access times as fast as 10ns. The 512/1,024/2,048 x 36 dual-port SRAM FIFO buffers data from port...