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72V3660 - Block Diagram


4K x 36 SuperSync II FIFO, 3.3V

The 72V3660 4K x 36 SuperSync II FIFO memory with clocked read and write controls offers flexible Bus-Matching x36/x18/x9 data flow and Asynchronous/Synchronous translation on the read or write ports ; SuperSync II FIFO’s are appropriate for network, video, telecommunications, data communications and other applications that need to buffer large amounts of data and match busses of unequal sizes.


  • Pin to Pin compatible to the higher density 72V361x0
  • Up to 166 MHz Operation of the Clocks
  • User selectable Asynchronous read and/or write ports (PBGA Only)
  • User selectable input and output port bus-sizing
  • 5V input tolerant
  • Auto power down minimizes standby power consumption
  • Master Reset clears entire FIFO
  • Partial Reset clears data, but retains programmable settings
  • Easily expandable in depth and width
  • JTAG port, provided for Boundary Scan function (PBGA Only)
  • Independent Read and Write Clocks
  • Available in 128-pin TQFP or 144-pin PBGA packages
  • Industrial temperature range (–40C to +85C) is available

Product Specification

Core Voltage (V)Bus Width (bits)Density (Kb)Pkg. CodeInterfaceI/O TypeI/O Frequency (MHz)Cycle Time (ns)OrganizationTemp. RangeArchitectureAccess Time (ns)
3.336144BB144, PKG128, PK128Synchronous3.3 V LVTTL66.00, 100.00, 133.00, 166.004K x 36-40 to 85°C, 0 to 70°CUni-directional

Product Options

Orderable Part IDPart StatusPkg. CodePkg. TypeLead Count (#)Temp. GradePb (Lead) FreeCarrier TypeSample & Buy
72V3660L10PFActivePK128TQFP128CNoTrayCheck Availability
72V3660L10PF8ActivePK128TQFP128CNoReelCheck Availability
72V3660L15PFActivePK128TQFP128CNoTrayCheck Availability
72V3660L15PF8ActivePK128TQFP128CNoReelCheck Availability
72V3660L15PFIActivePK128TQFP128INoTrayCheck Availability
72V3660L15PFI8ActivePK128TQFP128INoReelCheck Availability
72V3660L6BBActiveBB144PBGA144CNoTrayCheck Availability
72V3660L6BB8ActiveBB144PBGA144CNoReelCheck Availability
72V3660L6PFActivePK128TQFP128CNoTrayCheck Availability
72V3660L6PF8ActivePK128TQFP128CNoReelCheck Availability
72V3660L6PFGActivePKG128TQFP128CYesTrayCheck Availability
72V3660L6PFG8ActivePKG128TQFP128CYesReelCheck Availability
72V3660L7-5BBActiveBB144PBGA144CNoTrayCheck Availability
72V3660L7-5BB8ActiveBB144PBGA144CNoReelCheck Availability
72V3660L7-5BBIActiveBB144PBGA144INoTrayCheck Availability
72V3660L7-5PFActivePK128TQFP128CNoTrayCheck Availability
72V3660L7-5PF8ActivePK128TQFP128CNoReelCheck Availability
72V3660L7-5PFGIActivePKG128TQFP128IYesTrayCheck Availability
72V3660L7-5PFGI8ActivePKG128TQFP128IYesReelCheck Availability
72V3660L7-5PFIActivePK128TQFP128INoTrayCheck Availability


Technical Documentation

Title Type Format File Size Datesort icon
Datasheets & Errata
72V3640-72V3690 Datasheet Datasheet PDF 311 KB Oct 31, 2014
Apps Notes & White Papers
AN-265: Bus Matching with IDT FIFOs Application Note PDF 165 KB May 12, 2006
PCN# : A1606-02 Add Greatek Taiwan as Alternate Assembly Product Change Notice PDF 567 KB Aug 26, 2016
PCN#: A-0410-02, Change IDT marking logo with new IDT gridless w Product Change Notice PDF 24 KB Nov 14, 2012
PCN# A-0605-07 Transfer 144, 240, 260, 324L PBGA from ATK to ATP Product Change Notice PDF 99 KB Jun 14, 2006
show all (18)
A-0603-04 Transfer TQFP and PQFP from ASAT HK to ASAT China Product Change Notice PDF 164 KB May 10, 2006
PCN#: TB-0512-01 Reel Color Changed from Blue to Black Product Change Notice PDF 729 KB Dec 16, 2005
PCN A-0506-03; Packing Material Change Product Change Notice PDF 290 KB Jul 19, 2005
PCN#: A-0412-04 - To comply with Pb-free labels - Green Products Product Change Notice PDF 80 KB Dec 14, 2004
PCN#: A-0403-03, BGA package family Product Change Notice PDF 38 KB Dec 9, 2004
PCN#: A-0309-05, new m/c-G770 & d/a-2300 material Product Change Notice PDF 211 KB Oct 16, 2003
PCN#: A-0310-01, Green Products Product Change Notice PDF 26 KB Oct 10, 2003
PCN#: G-0302-06, New die attach 3230 from Ablestik Product Change Notice PDF 150 KB Mar 20, 2003
PCN#G-0302-05, New mold compound EME-G700 series Product Change Notice PDF 65 KB Mar 20, 2003
PCN# G-0110-06 REV.1 Mold Compound Product Change Notice PDF 48 KB Apr 26, 2002
PCN# G-0110-06 Mold Compound Product Change Notice PDF 47 KB Dec 14, 2001
F0111-01: Die Shrink and Process Change Product Change Notice PDF 22 KB Nov 7, 2001
PCN# G0106-01, Moisture Sensitive Label Change Product Change Notice PDF 274 KB Jun 11, 2001
Minor mask change to improve manufac. efficiency. Product Change Notice PDF 11 KB Feb 5, 2001
PCN# G9911-05, To qualify low alpha mold compound. Product Change Notice PDF 44 KB Nov 18, 1999

Software & Tools

Title Type Format File Size Datesort icon
72V3660 BSDL Model - BSDL TXT 10 KB Aug 13, 2009
72V3660 HSPICE Model - HSPICE application/x-tar 49 KB Jun 29, 1999
72V3660 IBIS Model - IBIS ZIP 24 KB Jan 1, 2004