10
IDT71256S/L
CMOS Static RAM 256K (32K x 8-Bit) Military, Commercial, and Industrial Temperature Ranges
Datasheet Document History
11/4/99: Updated to new format
Pp. 1–5, 9 Added Industrial Temperature Range offerings
Pg. 1 Removed 30, 120, and 150ns military and 45ns commercial speed grade offerings.
Pg. 2 Removed P28-2 package from DIP/SOJ Top View
Pg. 3 Removed 30ns and 45ns (Commercial only) speed grade offerings from DC Electrical table
Revised notes and footnotes
Pg. 5 Removed 30ns speed grade offering from AC Electrical table
Revised notes and footnotes
Pg. 6 Expressed Military Temperature range on AC Electrical table
Revised notes and footnotes
Pg. 8 Removed Note 1 and renumbered notes and footnotes
Pg. 9 Revised Ordering Information and presented by temperature range offering
Pg. 10 Added Datasheet Document History
08/09/00: Not recommended for new designs
02/01/01: Remove "Not recommended for new designs"
11/15/06: Pg. 3 Changed power limits for commercial and industrial. Refer to PCN SR-0602-03. Added Restricted hazardous
substance devce to ordering information.
11/01/08: Pg. 2,9 Corrected typo on pin 21 in 32-Pin LCC diagram. Updated the ordering information by removing the
"IDT" notation.
04/28/11: Pg. 1, 2, 5, 9 Added 20ns to Industrial offering. Obsoleted 28-pin 600 mil, 32-pin LCC and Added Tape and Reel to
Ordering information and updated description of Restricted hazardous substance device to Green.
09/26/13: Pg. 1 In the Description: removed IDT’s reference to fabrication and removed the sentence "In the full standby
mode, the low-power device consumes less than 15µW, typically".
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
CORPORATE HEADQUARTERS for SALES:
6024 Silver Creek Valley Road 800-345-7015 or
San Jose, CA 95138 408-284-8200
fax: 408-284-2775
www.idt.com
for Tech Support:
sramhelp@idt.com
408-284-4532
