IDT72V3643

3.3 VOLT CMOS SyncFIFOTM WITH BUS-MATCHING 256 x 36 IDT72V3623 1,024 x 36 IDT72V3643 LEAD FINISH (SnPb) ARE IN EOL PROCESS - LAST TIME BUY EXPIRES JUNE 15, 2018 FEATURES: Memory storage capacity: IDT72V3623–256 x 36 IDT72V3643–1,024 x 36 Clock frequencies up to 100 MHz (6.5 ns access time) Clocked FIFO buffering data from Port A to Port B IDT Standard timing (using EF and FF) or First Word Fall Through Timing (using OR and IR flag functions) Programmable Almost-Empty and Almost-Full flags; each has three default offsets (8, 16 and 64) Serial or parallel programming of partial flags Port B bus sizing of 36 bits (long word), 18 bits (word) and 9 bits (byte) Big- or Little-Endian format for word and byte bus sizes Reset clears data and configures FIFO, Partial Reset clears data but retains configuration settings Mailbox bypass registers for each FIFO Free-running CLKA and CLKB may be asynchronous or coincident (simultaneous reading and writing of data on a single clock edge is permitted) Easily expandable in width and depth Auto power down minimizes power dissipation Available in a space-saving 128-pin Thin Quad Flatpack (TQFP) Pin and functionally compatible versions of the 5V operating IDT723623/723643 Industrial temperature range (–40°C to +85°C) is available Green parts available, see ordering information FUNCTIONAL BLOCK DIAGRAM MBF1 CLKA CSA W/RA ENA MBA RS1 RS2 PRS Port-A Control Logic FIFO1 Mail1, Mail2, Reset Logic 36 Mai...