6.42
IDT71V2556, 128K x 36, 3.3V Synchronous ZBT™ SRAMs
with 2.5V I/O, Burst Counter, and Pipelined Outputs Commercial and Industrial Temperature Ranges
23
The IDT logo is a registered trademark of Integrated Device Technology, Inc.
Datasheet Document History
6/30/99 Updated to new format
8/23/99 Added Smart ZBT functionality
Pg. 4, 5 Added Note 4 and changed Pins 38, 42, and 43 to DNU
Pg. 6 Changed U2–U6 to DNU
Pg. 14 Added Smart ZBT AC Electrical Characteristics
Pg. 15 Improved t
CD and tOE(MAX) at 166MHz
Revised tCHZ(MIN) for f ≤ 133 MHz
Revised tOHZ (MAX) for f ≤ 133 MHz
Improved tCH, tCL for f ≤ 166 MHz
Improved setup times for 100–200 MHz
Pg. 22 Added BGA package diagrams
Pg. 24 Added Datasheet Document History
10/4/99 Pg. 14 Revised AC Electrical Characteristics table
Pg. 15 Revised tCHZ to match tCLZ and tCDC at 133MHz and 100MHz
12/31/99 Removed Smart functionality
Added Industrial Temperature range offerings at the 100 to 166MHz speed grades.
04/30/00 Pg. 5,6 Add clarification note to Recommended Temperature Ratings and Absolute Max Ratings
table; Add note to TQFP Pin Configurations
Pg. 6 Add BGA Capacitance table
Pg. 7 Add note to BGA Pin Configurations
Pg. 21 Insert TQFP Package Diagram Outline
05/26/00 Add new package offering, 13 x 15mm 165fBGA
Pg. 23 Correct 119 BGA Package Diagram Outline
07/26/00 Pg. 5,6,7 Add zz, sleep mode reference note to TQFP, BG119 and BQ165 pinouts
Pg. 8 Update BQ165 pinout
Pg. 23 Update BG119 package diagram outlines
10/25/00 Remove Preliminary Status
Pg. 8 Add note to pin N5, BQ165 pinout reserved for JTAG TRST
5/20/02 Pg. 1-8,15,22,23,27 Added JTAG "SA" version functionality & updated ZZ pin descriptions and notes.
10/15/04 Pg. 7 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).
02/23/07 Pg. 27 Added X generation die step to ordering information.
10/13/08 Pg. 27 Removed "IDT" from orderable part number
05/24/10 Pg. 27 Added "Restricted hazardous substance device" to the ordering information
04/11/11 Pg. 1-23 Removed 71V2558 (EOL), fBGA 165 pin and 200MHz.
Pg. 13,14 Added 150MHz data for Commercial & Industrial information.
Pg. 22 Added 150MHz and Tape and Reel to Ordering information and updated description of
Restricted hazardous substance device to Green.
ZBT and ZeroBus Turnaround are trademarks of Integrated Device Technology, Inc. and the architecture is supported by Micron Technology and Motorola Inc.
CORPORATE HEADQUARTERS for SALES: for Tech Support:
6024 Silver Creek Valley Rd 800-345-7015 or 408-284-8200 sramhelp@idt.com
San Jose, CA 95138 fax: 408-284-2775 408-284-4532
www.idt.com
