FM18L08-70-PG Ramtron Corporation, FM18L08-70-PG Datasheet - Page 13

• Manufacturer Part Number: FM18L08-70-PG
• Description: 256kb Bytewide FRAM Memory
• Manufacturer: Ramtron Corporation

Revision History
Rev. 3.4
July 2007
Revision
0.1
0.2
0.3
1.0
2.0
2.1
2.2
3.0
3.1
3.2
3.3
3.4
12/10/02
11/27/06
3/23/01
9/28/01
3/18/02
6/15/02
7/14/04
6/12/06
2/20/07
5/15/07
7/30/07
5/1/03
Date
Changed Data Retention table. Modified temperature range to commercial.
Changed temperature range to industrial and Vdd range to 3V – 3.65V.
Updated to Preliminary status, changed storage temperature.
Added “green” packaging options.
Added ESD and package MSL ratings. Updated rev numbering and footer.
Extended data retention to 45 years based on recent test results.
Summary
Initial Release
Changed precharge time to 70ns. Added note for 2.7V operation. Updated
package drawings.
Updated to Production status, removed ref to 2.7V operation.
Changed tCA (max) value. Reworded notes 2 and 3 in DC Operating
Conditions table.
Added recommendation on CE pin during power cycles.
Added TSOP packaging option.
Updated TSOP MSL rating.
Redraw package outlines, added marking scheme to SOIC/DIP.
FM18L08
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