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72413 - Block Diagram


64 x 5 AsyncFIFO w/Output Enable+Flags, 5.0V

The 72413 is a 64 x 5, high-speed First-In/First-Out memory. It is expandable in bit width. All speed versions are cascadable in depth. It is ideal for use in high-speed data buffering applications. This FIFO can be used as a rate buffer, between two digital systems of varying data rates, in high-speed tape drivers, hard disk controllers, data communications controllers and graphics controllers.


  • First-ln/First-Out Dual-Port memory
  • 45MHz Low-power consumption
  • RAM-based internal structure allows for fast fall-through time Asynchronous and simultaneous read and write
  • Expandable by bit width
  • Cascadable by word depth
  • Half-Full and Almost-Full/Empty status flags
  • High-speed data communications applications
  • Bidirectional and rate buffer applications
  • Available in 20 pin plastic DIP and SOIC
  • Industrial temperature range (–40C to +85C) is available

Product Specification

Core Voltage (V)Bus Width (bits)Density (Kb)Pkg. CodeInterfaceI/O TypeOrganizationTemp. RangeArchitectureAccess Time (ns)
550.32PS20, PD20, PSG20Asynchronous5.0 V TTL64 x 50 to 70°CUni-directional

Product Options

Orderable Part IDPart StatusPkg. CodePkg. TypeLead Count (#)Temp. GradePb (Lead) FreeCarrier TypeSample & Buy
72413L25PObsoletePD20PDIP20CNoTubeCheck Availability
72413L25SOObsoletePS20SOIC20CNoTubeCheck Availability
72413L25SO8ObsoletePS20SOIC20CNoReelCheck Availability
72413L25SOGObsoletePSG20SOIC20CYesTubeCheck Availability
72413L25SOG8ObsoletePSG20SOIC20CYesReelCheck Availability
72413L35PObsoletePD20PDIP20CNoTubeCheck Availability
72413L35SOObsoletePS20SOIC20CNoTubeCheck Availability
72413L35SO8ObsoletePS20SOIC20CNoReelCheck Availability
72413L45PObsoletePD20PDIP20CNoTubeCheck Availability
72413L45SOObsoletePS20SOIC20CNoTubeCheck Availability
72413L45SO8ObsoletePS20SOIC20CNoReelCheck Availability


Technical Documentation

Title Type Format File Size Datesort icon
Datasheets & Errata
72413 Data Sheet Datasheet PDF 285 KB Jun 29, 2012
PDN# : CQ-14-08 Manufacturing Discontinunce PDN Product Discontinuation Notice PDF 486 KB Dec 1, 2014
PDN# : FS-13-02 Product Discontinuation Notice PDF 41 KB Apr 29, 2013
PCN#: A-0410-02, Change IDT marking logo with new IDT gridless w Product Change Notice PDF 24 KB Nov 14, 2012
show all (19)
PCN# A-0607-06 MMT Thailand as Alternate Assembly Facility for PLCC, SOIC 150mil/300mil Product Change Notice PDF 223 KB Oct 6, 2006
PCN# : A-0605-05 AIT as Alternate Assembly Facility for SOIC/QSOP/SSOP/TSSOP/PDIP Product Change Notice PDF 298 KB May 25, 2006
PCN# A-0504-02R2: Assembly Transfer IDT-Manila to OSE-Ph Product Change Notice PDF 38 KB Aug 4, 2005
PCN#A-0504-02R1: Assembly Transfer IDT-Manila to OSE-Ph Product Change Notice PDF 16 KB Jul 22, 2005
PCN#: TB-0504-01, Transfer Test & Backend from IDT-Manila to IDT Product Change Notice PDF 35 KB Apr 29, 2005
PCN#: A-0504-02, Transfer assembly facility IDT-Manila to OSE-Ph Product Change Notice PDF 47 KB Apr 29, 2005
PCN#: A-0501-01, New m/c DMC-2000 and d/a 8390A for PDIP pkgs Product Change Notice PDF 42 KB Jan 25, 2005
PCN#: A-0412-04 - To comply with Pb-free labels - Green Products Product Change Notice PDF 80 KB Dec 14, 2004
PCN#:A-0401-01, new m/c G600 & 8290 d/a material Product Change Notice PDF 196 KB Jan 19, 2004
PCN#: A-0310-01, Green Products Product Change Notice PDF 26 KB Oct 10, 2003
PCN# G-0203-05 Mold Compound Product Change Notice PDF 40 KB Apr 16, 2002
PCN# G0202-01, Alternate assembly facility Product Change Notice PDF 16 KB Feb 8, 2002
PCN# G0106-01, Moisture Sensitive Label Change Product Change Notice PDF 274 KB Jun 11, 2001
PDN for selected Military grade FIFO products Product Delete Notice PDF 45 KB Feb 5, 2001
PCN# G0005-01, Laser Top Mark Product Change Notice PDF 24 KB May 10, 2000
PCN# G9911-05, To qualify low alpha mold compound. Product Change Notice PDF 44 KB Nov 18, 1999