6.42
IDT70T3519/99/89S
High-Speed 2.5V 256/128/64K x 36 Dual-Port Synchronous Static RAM Industrial and Commercial Temperature Ranges
28
Datasheet Document History:
01/23/03: Initial Datasheet
01/30/03: Page 1 Corrected 208-pin package from TQFP to PQFP
04/25/03: Page 11 Added Capacitance Derating drawing
Page 12 Changed t
INS and tINR specs in AC Electrical Characteristics table
11/11/03: Page 10 Updated power numbers in DC Electrical Characteristics table
Page 12 Added t
OFS symbol and parameter to AC Electrical Characteristics table
Page 21 Updated Collision Timing waveform
Page 22 Added Collision DetectionTiming table and footnotes
Page 26 Updated HIGHZ function in System Interface Parameters table
Page 27 Added IDT Clock Solution table
03/30/04: Page 22 & 23 Clarified Sleep Mode Text and Waveforms
Page 1 & 27 Removed Preliminary status
04/22/04: Page 6 Added another sentence to footnote 4 to recommend that boundary scan not be operated during sleep mode
04/12/05: Page 27 Clarified footnotes 1 & 2 for the ordering information
Page 1 & 28 Replaced old IDT TM with new IDT TM logo
Page 1 Added green availability to features
Page 27 Added green indicator to ordering information
02/07/06: Page 7 Changed footnote 2 for Truth Table I from ADS, CNTEN, REPEAT = VIH to ADS, CNTEN, REPEAT = X
04/10/06: Page 1,3 & 12 Changed FTx/PLx to PLx/FTx on diagrams and Notes.
07/28/08: Page 10 Corrected a typo in the footnotes of DC Chars table
01/19/09: Page 27 Removed "IDT" from orderable part number
03/19/14: Page 3, 4 & 5 Removed the footnote that referenced the future use of HSTL for each of the Pin configurations
Page 3 & 27 The label BC-256 changed to BC256 in the Pin configuration, throughout the datasheet and in
the Ordering Information to accurately match the standard packge code
Page 4 & 27 The label DR-208 changed to DR208 in the Pin configuration, throughout the datasheet and in
the Ordering Information to accurately match the standard packge code
Page 5 & 27 The label BF-208 changed to BF208 in the Pin configuration, throughout the datasheet and in
the Ordering Information to accurately match the standard packge code
Page 27 Added Tape & Reel indicator to Ordering Information
Page 27 Removed obsolete clock device 5T9010 from the Clock Solution table
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