gs840e32agt-180i GSI Technology, gs840e32agt-180i Datasheet - Page 31

• Manufacturer Part Number: gs840e32agt-180i
• Description: 256k X 18, 128k X 32, 128k X 36 4mb Sync Burst Srams
• Manufacturer: GSI Technology

4Mb Burst SRAM Revision History
Rev: 1.14 10/2007
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
840E18A_r1_05; 840E18A_r1_06
840E18A_r1_06; 840E18A_r1_07
840E18A_r1_07, 840E18A_r1_08
840E18A_r1_08, 840E18A_r1_09
840E18A_r1_09, 840E18A_r1_10
840E18A_r1_10, 840E18A_r1_11
GS840E18/32/36 2.00 8/1999D
GS840E18/32/362.032/2000G;
840E18_r1_04; 840E18_r1_05
GS840E18/32/36 Rev 1.02c 5/
1999;GS840E18/32/362.01 9/
1999;GS840E18/32/362.032/
1999E;GS840E18/32/362.02
GS840E18/32/362.0210-11/
GS840E18/32/362.00 8/
GS840E18/32/362.01 9/
Rev. Code: Old;
840E18_r1_04
1999E
2000G
1999;
New
Format or Content
Types of Changes
Content/Format
Content/Format
Format/Typos
Format/Typos
Content
Content
Content
Content
Content
Content
Content
Content
Format
31/32
• Document/Continued changing to new format.
• Added Fine Pitch BGA Package.
• Took “E” out of 840HE...in Core and Interface Voltages.
• Pin outs/New small caps format.
• Timing Diagrams/New format.
• Block Diagrams/New small caps format.
• Pin outs/x32 & x36 TQFP/Changed pin 72 from DQA3 to
• Pin Description/Rearranged Address Inputs to match order on
• TQFP Package Diagram/Corrected Dimension D Max from
• Took out Fine Pitch BGA Package. Package change in
• New GSI Logo
• Took “Pin” out of heading for consistency.
• Updated pin description table
• Updated BGA pin description table to meet JEDEC standard
• Added “non-A” speed bins to Operating Currents table, AC
• Updated format to fit Technical Documentation standards
• Updated table on page 1
• Updated Operating Currents table on page 18
• Updated Electrical Characteristics table on page 19
• Updated format to comply with present Technical
• Corrected typos in revision history table on page 31
• Reduced I
• Removed 200 MHz references from entire datasheet
• Updated format
• Added 190 MHz speed bin
• Updated entire format
• Corrected current numbers to match NBT parts
• Removed Preliminary banner
Page /Revisions;Reason
DQB3.
TQFP Pinout.
20.1 to 22.1.
progress.
Electrical Characteristics table, and Ordering Information
table
Documentation standards
Currents table
DD
by 20 mA in table on page 1 and Operating
GS840E18/32/36AT/B-180/166/150/100
© 1999, GSI Technology