IDT71V3557, IDT71V3559, 128K x 36, 256K x 18, 3.3V Synchronous SRAMs with
ZBT™ Feature, 3.3V I/O, Burst Counter, and Flow-Through Outputs
Commercial and Industrial Temperature Ranges
Datasheet Document History
6/30/99
8/23/99
12/31/99
05/02/00
05/26/00
07/26/00
10/25/00
05/20/02
10/15/04
Pg. 5, 6
Pg. 7
Pg. 15
Pg. 21
Pg. 23
Pg. 5, 14, 15, 22
Pg. 5,6
Pg. 5,6,7
Pg. 6
Pg. 21
Pg. 23
Pg. 5-8
Pg. 8
Pg. 23
Pg. 8
Pg. 1-8,15,22,23,27
Pg. 7
Updated to new format
Added Pin 64 to Note 1 and changed Pins 38, 42, and 43 to DNU
Changed U2–U6 to DNU
Improved tCH, tCL; revised tCLZ
Added BGA package diagrams
Added Datasheet Document History
Added Industrial Temperature range offerings
Insert clarification note to Recommended OperatingTemperature and Absolute Max ratings
tables
Clarify note on TQFP and BGA pin configurations; corrected typo in pinout
Add BGA capacitance table
Add TQFP Package Diagram Outline
Add new package offering 13 x 15mm 165 fBGA
Correct 119 BGA Package Diagram Outline
Add ZZ sleep mode reference note to TQFP, BG119 and BQ165
Update BQ165 pinout
Update BG119 pinout package diagram dimensions
Remove preliminary status
Add reference note to pin N5 on BQ165 pinout, reserved for JTAG TRST
Added JTAG "SA" version functionality and updated ZZ pin descriptions and notes.
Updated pin configuration for the 119 BGA - reordered I/O signals on P6, P7 (128K x 36)
and P7, N6, L6, K7, H6, G7, F6, E7, D6 (256K x 18).
CORPORATE HEADQUARTERS
2975 Stender Way
Santa Clara, CA 95054
for SALES:
800-345-7015 or 408-727-6116
fax: 408-492-8674
www.idt.com
for Tech Support:
sramhelp@idt.com
800-544-7726
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
ZBT and ZeroBus Turnaround are trademarks of Integrated Device Technology, Inc. and the architecture is supported by Micron Technology and Motorola Inc.
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