U634H256 데이터 시트보기 (PDF) - Simtek Corporation

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U634H256

PowerStore 32K x 8 nvSRAM

Simtek Corporation 

Change record

Date

Name

01.11.2001 Ivonne Steffens

22.04.2002 Thomas Wolf

Matthias Schniebel

29.10.2002 Matthias Schniebel

26.06.2003 Matthias Schniebel

04.12.2003 Matthias Schniebel

21.04.2004 Matthias Schniebel

31.03.2005 Steffen Buschbeck

7.4.2005 Stefan Günther

25.8.2005 Steffen Buschbeck

12.10.2005 Stefan Günther

31.03.2006 Simtek

15.08.2006 Simtek

Change

format revision and release for „Memory CD 2002“

removing „at least“ for the 100 μF capacitor on page 11 (Automatic

STORE)

combining U634H256 and U634H256SA in one datasheet

adding M-Type -55 to 125 °C (same current values as A-Type)

ICC = 15 mA typ. at 200 ns Cycle Time

Operating Supply Current at tcR = 200 ns: ICC3 = 20 mA

adding „Leadfree Green Package“ to ordering information

adding „Device Marking“

Page 1: Change to 106 endurance cycles and 100 years data retention

Page1: add RoHS compliance and Pb- free, delete mil temperature

range, change ordering instructions

Reinserted automotive and military temp range

delete mil temp. range in absolute ratings, DC- characteristics and

ordering code, change to automotive

Assigned Simtek Document Control Number

Moved Product to End of Life Status

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