M4T28-BR12SH1 STMicroelectronics, M4T28-BR12SH1 Datasheet - Page 28

• Manufacturer Part Number: M4T28-BR12SH1
• Description: IC SNAPHAT BATT/CRYSTAL 28-SOIC
• Manufacturer: STMicroelectronics

Specifications of M4T28-BR12SH1

• Battery Type: Li-(CF)
• Operating Supply Voltage: 0 V to 2.8 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Package / Case: SOIC-28
• Mounting Style: SMD/SMT
• Ic Function: Timekeeper (Battery & Crystal)
• Supply Voltage Range: 2.8V
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: SNAPHAT
• No. Of Pins: 28
• Termination Type: SMD
• Rohs Compliant: Yes
• Filter Terminals: SMD
• External Depth: 14.99mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-3686-5

Revision history
9
28/29
Revision history
Table 18.
29-May-2000
20-May-2002
31-Mar-2003
21-Nov-2007
23-Mar-2009
21-Apr-2000
01-Apr-2004
21-Oct-2010
20-Jul-2001
Nov-1999
Date
Document revision history
Revision
2.1
3.1
1
2
3
4
5
6
7
8
First issue
From preliminary data to datasheet
t
Reformatted; temp./voltage info. added to tables
11); add century bit text
Modify reflow time and temperature footnotes
v2.2 template applied; data retention condition updated
Reformatted; updated with lead-free package information
Reformatted document; added lead-free second level interconnect
information to cover page and
updated
Updated
Section 8: Environmental
Updated
FB
change
Doc ID 6845 Rev 8
Table
Table
Section
(Table
16, 17; removed M48T35AY and all references.
6,
4,
Section 6: Package mechanical
10)
Table
information; minor formatting changes.
12; reformatted document.
Section 6: Package mechanical
Changes
(Table
(Table
data; added
6)
8, 9, 3, 4, 10,
(Table
(Table
M48T35AV
11)
data,
6, 16)