M48T58 datasheet(32/33 Pages) STMICROELECTRONICS

32 / 33 page

Revision history

M48T58, M48T58Y

32/33

Doc ID 2412 Rev 8

Revision history

Table 18.

Document revision history

Date

Revision

Changes

Jul-1999

First issue

27-Jul-2000

1.1

Century bit and battery low flag paragraphs added; power down/up AC

characteristics table and waveforms changed (Table 10, Figure 12)

04-Jun-2001

Reformatted; temperature information added (Table 9, 3, 4, 10, 11)

31-Jul-2001

2.1

Formatting changes from recent document review findings

20-May-2002

2.2

Modify reflow time and temperature footnotes (Table 6)

01-Apr-2003

v2.2 template applied; test condition updated (Table 11)

17-Jul-2003

3.1

Update “battery low flag” information

02-Apr-2004

Reformatted; update lead-free packaging information (Table 6, 16)

30-Aug-2007

Reformatted; added lead-free second level interconnect information to

cover page and Section 9: Package mechanical data; updated Table 9.

24-Mar-2009

UpdatedTable 6, Section 9: Package mechanical data; added Section 11:

Environmental information; minor reformatting.

02-Aug-2010

Reformatted document; updated Section 7, Table 12.

07-Jun-2011

Updated footnote 1 of Table 6: Absolute maximum ratings; updated

Section 11: Environmental information.

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